1999 May 17 68
BC Components Product specification
Surface mount NTC thermistors 2322 615 1....
FEATURES
•High sensitivity
•High accuracy over a wide
temperature range
•Taped on reel
•Suitable for wave or reflow
soldering.
APPLICATION
•Temperature compensation,
sensing and protection in,
for example:
– Battery chargers
– Consumer equipment
– Office equipment.
DESCRIPTION
Size 0805 chip thermistors with a
negative temperature coefficient and
silver palladium contacts. The device
has no marking.
QUICK REFERENCE DATA
PARAMETER VALUE
Resistance value at 25 °C 100 Ωto 470 kΩ
Tolerance on R25-value ±5%; ±10%
Tolerance on B25/85-value see Table 2
Maximum dissipation at 25 °C 210 mW
Operating temperature range −55 to +150 °C
Climatic category 40/125/56
Mass ≈0.015 g
PACKAGING
Packaged in punched type paper tape
on reel of 4000 units.
MECHANICAL DATA
Outline
Table 1 Component dimensions; see Fig.1
L1
(mm) W
(mm)
TL2and L3
(mm)
L4
MIN.
(mm)
MIN.
(mm) MAX.
(mm)
2.0 ±0.2 1.25 ±0.2 0.5 1.25 0.5 ±0.25 0.5
Fig.1 Component outline.
For dimensions see Table 1.
MBB211
T
L4
L1
L2L3
W
1999 May 17 69
BC Components Product specification
Surface mount NTC thermistors 2322 615 1....
ELECTRICAL CHARACTERISTICS
Unless otherwise stated, measurements are in accordance with
“IEC publication 60539”
; see also Table 2
Table 2 R25-values, B25/85-values and catalogue numbers; see Tables 4 to 24
Table 3 Solderability and resistance to soldering heat
PARAMETER VALUE
Tolerance on R25 ±5%; ±10%
Tolerance on B25/85-value see Table 2
Climatic category 40/125/56
Maximum dissipation at 25 °C 210 mW
Thermal time constant τ≈10 s
Operating temperature range −55 to +150 °C
R/T values see Tables 13 to 24
R25
(Ω)B25/85-VALUE
(K) TOLERANCE ON B25/85
(%)
CATALOGUE NUMBER
2322 615 1....
±5% TOL.
ON R25
±10% TOL.
ON R25
100 2880 ±3 3101 2101
220 2990 ±3 3221 2221
330 3041 ±3 3331 2331
470 3136 ±3 3471 2471
680 3270 ±3 3681 2681
1000 3390 ±3 3102 2102
2200 3680 ±3 3222 2222
3300 3830 ±3 3332 2332
4700 3560 ±1 3472 2472
5000 3560 ±1 3502 2502
10000 3620 ±1 3103 2103
15000 3528 ±1 3153 2153
22000 3930 ±1.5 3223 2223
33000 3960 ±3 3333 2333
47000 4090 ±1.5 3473 2473
68000 3740 ±3 3683 2683
100000 3650 ±1 3104 2104
150000 3807 ±3 3154 2154
330000 4015 ±3 3334 2334
470000 4130 ±3 3474 2474
IEC
60068-2-20 TEST
METHOD TEST PROCEDURE REQUIREMENTS
6 Tc solderability 3 s at 215 °C; 2 s at 235 °C∆R/R <5%
resistance to soldering heat 10 s at 260 °C∆R/R <5%
1999 May 17 70
BC Components Product specification
Surface mount NTC thermistors 2322 615 1....
Table 4 Resistance values at intermediate temperatures with R25 at 100 Ω; see also Table 2
Toper
(°C)
CATALOGUE NUMBER 2322 615 1.101
RT/R25 TC
(%/K) RT
(Ω)5%TOL.
∆R/R (%) 5%TOL.
∆T (K) 10%TOL.
∆R/R (%) 10%TOL.
∆T (K)
−40 13.64 −4.97 1363.6 13.56 2.73 18.97 3.82
−35 10.68 −4.80 1068.1 12.73 2.65 18.10 3.77
−30 8.435 −4.64 843.5 11.94 2.57 17.27 3.72
−25 6.715 −4.48 671.5 11.17 2.49 16.47 3.67
−20 5.387 −4.33 538.7 10.44 2.41 15.70 3.62
−15 4.353 −4.19 535.3 9.74 2.32 14.96 3.57
−10 3.543 −4.05 354.3 9.06 2.24 14.25 3.52
−5 2.904 −3.92 290.4 8.41 2.15 13.57 3.47
0 2.395 −3.79 239.5 7.79 2.06 12.92 3.41
5 1.988 −3.66 198.8 7.19 1.96 12.29 3.35
10 1.660 −3.55 166.0 6.61 1.86 11.69 3.30
15 1.394 −3.43 139.4 6.05 1.76 11.10 3.23
20 1.178 −3.32 117.8 5.52 1.66 10.54 3.17
25 1.000 −3.22 100.0 5.00 1.55 10.00 3.11
30 0.8531 −3.12 85.34 5.50 1.76 10.52 3.37
35 0.7319 −3.02 73.19 5.99 1.98 11.03 3.65
40 0.6307 −2.93 63.07 6.46 2.20 11.53 3.93
45 0.5459 −2.84 54.59 6.92 2.43 12.02 4.23
50 0.4746 −2.76 47.46 7.37 2.67 12.49 4.53
55 0.4143 −2.68 41.43 7.81 2.92 12.95 4.84
60 0.3631 −2.60 36.31 8.24 3.17 13.39 5.15
65 0.3194 −2.52 31.94 8.66 3.43 13.83 5.48
70 0.2820 −2.45 28.20 9.06 3.70 14.26 5.81
75 0.2499 −2.38 24.99 9.46 3.97 14.67 6.16
80 0.2222 −2.32 22.22 9.85 4.25 15.08 6.51
85 0.1982 −2.25 19.82 10.22 4.54 15.47 6.87
90 0.1774 −2.19 17.74 10.59 4.83 15.86 7.24
95 0.1592 −2.13 15.92 10.95 5.14 16.23 7.62
100 0.1433 −2.07 14.33 11.30 5.45 16.60 8.00
105 0.1294 −2.02 12.94 11.64 5.77 16.96 8.40
110 0.1171 −1.97 11.71 11.98 6.09 17.31 8.80
115 0.1063 −1.92 10.63 12.30 6.42 17.65 9.22
120 0.0967 −1.87 9.67 12.62 6.76 17.99 9.64
125 0.0882 −1.82 8.82 12.93 7.11 18.31 10.07
130 0.0806 −1.77 8.06 13.24 7.47 18.63 10.51
135 0.0739 −1.73 7.39 13.54 7.83 18.94 10.96
140 0.0678 −1.69 6.78 13.83 8.20 19.25 11.41
145 0.0624 −1.65 6.24 14.11 8.58 19.55 11.88
150 0.0575 −1.61 5.75 14.39 8.96 19.84 12.36
1999 May 17 71
BC Components Product specification
Surface mount NTC thermistors 2322 615 1....
Table 5 Resistance values at intermediate temperatures with R25 at 220 Ω; see also Table 2
Toper
(°C)
CATALOGUE NUMBER 2322 615 1.221
RT/R25 TC
(%/K) RT
(Ω)5%TOL.
∆R/R (%) 5%TOL.
∆T (K) 10%TOL.
∆R/R (%) 10%TOL.
∆T (K)
−40 13.68 −4.86 3008.5 18.98 3.91 13.57 2.79
−35 10.76 −4.72 2367.9 18.13 3.84 12.76 2.70
−30 8.532 −4.58 1877.0 17.31 3.78 11.97 2.62
−25 6.810 −4.44 1498.1 16.52 3.72 11.22 2.53
−20 5.472 −4.31 1203.8 15.75 3.66 10.49 2.43
−15 4.425 −4.18 973.6 15.02 3.59 9.79 2.34
−10 3.602 −4.06 792.4 14.31 3.53 9.12 2.25
−5 2.949 −3.94 648.9 13.63 3.46 8.46 2.15
0 2.430 −3.82 534.5 12.97 3.39 7.83 2.05
5 2.013 −3.71 442.8 12.33 3.33 7.23 1.95
10 1.677 −3.60 368.9 11.72 3.26 6.64 1.84
15 1.404 −3.50 308.9 11.13 3.18 6.07 1.74
20 1.182 −3.39 260.1 10.55 3.11 5.53 1.63
25 1.000 −3.30 220.0 10.00 3.03 5.00 1.52
30 0.8500 −3.20 187.0 10.54 3.29 5.51 1.72
35 0.7259 −3.11 159.7 11.06 3.55 6.01 1.93
40 0.6226 −3.03 137.0 11.67 3.83 6.50 2.15
45 0.5363 −2.94 118.0 12.08 4.10 6.98 2.37
50 0.4639 −2.86 102.1 12.56 4.39 7.45 2.60
55 0.4029 −2.78 88.63 13.04 4.69 7.90 2.84
60 0.3512 −2.71 77.26 13.51 4.99 8.35 3.08
65 0.3073 −2.64 67.60 13.96 5.30 8.78 3.33
70 0.2698 −2.57 59.36 14.41 5.62 9.21 3.59
75 0.2377 −2.50 52.30 14.84 5.94 9.62 3.85
80 0.2101 −2.43 46.23 15.27 6.27 10.03 4.12
85 0.1864 −2.37 41.00 15.69 6.62 10.43 4.40
90 0.1658 −2.31 36.47 16.09 6.96 10.82 4.68
95 0.1479 −2.25 32.54 16.49 7.32 11.20 4.97
100 0.1323 −2.20 29.12 16.88 7.69 11.57 5.27
105 0.1187 −2.14 26.12 17.26 8.06 11.93 5.57
110 0.1068 −2.09 23.50 17.63 8.44 12.29 5.88
115 0.0964 −2.04 21.20 18.00 8.83 12.63 6.20
120 0.0871 −1.99 19.17 18.36 9.23 12.98 6.52
125 0.0790 −1.94 17.37 18.71 9.63 13.31 6.85
130 0.0717 −1.90 15.78 19.05 10.04 13.64 7.19
135 0.0653 −1.85 14.37 19.38 10.46 13.96 7.54
140 0.0596 −1.81 13.11 19.71 10.89 14.27 7.89
145 0.0545 −1.77 11.99 20.03 11.33 14.58 8.24
150 0.0500 −1.73 10.99 20.35 11.78 14.88 8.61
1999 May 17 72
BC Components Product specification
Surface mount NTC thermistors 2322 615 1....
Table 6 Resistance values at intermediate temperatures with R25 at 330 Ω; see also Table 2
Toper
(°C)
CATALOGUE NUMBER 2322 615 1.331
RT/R25 TC
(%/K) RT
(Ω)5%TOL.
∆R/R (%) 5%TOL.
∆T (K) 10%TOL.
∆R/R (%) 10%TOL.
∆T (K)
−40 14.99 −5.16 4945.1 13.88 2.69 19.31 3.74
−35 11.63 −4.98 3838.4 13.02 2.62 18.40 3.70
−30 9.110 −4.80 3006.2 12.20 2.54 17.54 3.65
−25 7.196 −4.64 2374.5 11.40 2.46 16.71 3.60
−20 5.730 −4.48 1890.7 10.65 2.38 15.91 3.55
−15 4.597 −4.33 1517.1 9.92 2.29 15.15 3.50
−10 3.716 −4.19 1226.3 9.22 2.20 14.42 3.44
−5 3.024 −4.05 998.1 8.54 2.11 13.71 3.39
0 2.478 −3.92 817.7 7.90 2.01 13.04 3.32
5 2.043 −3.80 674.2 7.27 1.92 12.38 3.26
10 1.695 −3.68 559.2 6.67 1.81 11.75 3.19
15 1.414 −3.57 466.5 6.10 1.71 11.15 3.12
20 1.186 −3.46 391.3 5.54 1.60 10.56 3.05
25 1.000 −3.36 330.0 5.00 1.49 10.00 2.98
30 0.8475 −3.26 279.7 5.52 1.69 10.55 3.23
35 0.7217 −3.17 238.2 6.03 1.90 11.08 3.50
40 0.6174 −3.08 203.7 6.53 2.12 11.60 3.77
45 0.5305 −2.99 175.1 7.02 2.35 12.11 4.05
50 0.4578 −2.91 151.1 7.49 2.58 12.61 4.34
55 0.3966 −2.83 130.9 7.95 2.81 13.09 4.63
60 0.3450 −2.75 113.8 8.41 3.05 13.57 4.93
65 0.3012 −2.68 99.39 8.85 3.30 14.03 5.24
70 0.2639 −2.61 87.08 9.28 3.56 14.49 5.55
75 0.2320 −2.54 76.56 9.70 3.82 14.93 5.87
80 0.2046 −2.48 67.53 10.12 4.09 15.36 6.20
85 0.1811 −2.41 59.76 10.52 4.36 15.79 6.54
90 0.1608 −2.35 53.05 10.92 4.64 16.20 6.88
95 0.1431 −2.30 47.23 11.31 4.93 16.61 7.23
100 0.1278 −2.24 42.17 11.69 5.22 17.00 7.59
105 0.1144 −2.19 37.75 12.06 5.52 17.39 7.96
110 0.1027 −2.13 33.89 12.42 5.82 17.77 8.33
115 0.0924 −2.08 30.50 12.78 6.13 18.15 8.71
120 0.0834 −2.03 27.51 13.12 6.45 18.51 9.10
125 0.0754 −1.99 24.88 13.47 6.77 18.87 9.49
130 0.0683 −1.94 22.55 13.80 7.10 19.22 9.89
135 0.0621 −1.90 20.49 14.13 7.44 19.56 10.30
140 0.0565 −1.86 18.65 14.45 7.75 19.90 10.72
145 0.0516 −1.82 17.01 14.77 8.13 20.23 11.14
150 0.0471 −1.78 15.55 15.08 8.49 20.56 11.57
1999 May 17 73
BC Components Product specification
Surface mount NTC thermistors 2322 615 1....
Table 7 Resistance values at intermediate temperatures with R25 at 470 Ω; see also Table 2
Toper
(°C)
CATALOGUE NUMBER 2322 615 1.471
RT/R25 TC
(%/K) RT
(Ω)5%TOL.
∆R/R (%) 5%TOL.
∆T (K) 10%TOL.
∆R/R (%) 10%TOL.
∆T (K)
−40 17.04 −5.54 8009.6 14.32 2.58 19.77 3.57
−35 12.99 −5.31 6106.7 13.40 2.52 18.80 3.54
−30 10.02 −5.10 4708.2 12.52 2.46 17.87 3.51
−25 7.804 −4.90 3667.7 11.68 2.38 16.99 3.47
−20 6.138 −4.71 2885.0 10.87 2.31 16.15 3.43
−15 4.872 −4.53 2289.8 10.11 2.23 15.35 3.39
−10 3.900 −4.37 1832.8 9.38 2.14 14.58 3.34
−5 3.146 −4.22 1478.7 8.67 2.06 13.85 3.28
0 2.557 −4.07 1201.9 8.00 1.96 13.14 3.23
5 2.093 −3.94 983.7 7.35 1.87 12.46 3.17
10 1.725 −3.81 810.5 6.73 1.77 11.81 3.10
15 1.430 −3.69 672.0 6.13 1.66 11.19 3.03
20 1.192 −3.57 560.4 5.56 1.55 10.58 2.96
25 1.000 −3.47 470.0 5.00 1.44 10.00 2.89
30 0.8431 −3.36 396.3 5.54 1.65 10.56 3.14
35 0.7144 −3.26 335.8 6.06 1.86 11.12 3.41
40 0.6083 −3.17 285.9 6.58 2.07 11.65 3.68
45 0.52.3 −3.08 244.5 7.08 2.30 12.18 4.95
50 0.4470 −3.00 210.1 7.57 2.53 12.69 4.24
55 0.3856 −2.92 181.2 8.05 2.76 13.19 4.52
60 0.3339 −2.84 156.9 8.51 3.00 13.68 4.82
65 0.2903 −2.76 136.4 8.97 3.25 14.16 5.12
70 0.2533 −2.69 119.0 9.42 3.50 14.63 5.43
75 0.2218 −2.62 104.2 9.85 3.75 15.08 5.75
80 0.1948 −2.56 91.56 10.28 4.02 15.53 6.07
85 0.1717 −2.50 80.69 10.70 4.29 15.97 6.40
90 0.1518 −2.44 71.33 11.11 4.56 16.40 6.73
95 0.1346 −2.38 63.25 11.51 4.84 16.82 7.07
100 0.1196 −2.32 56.24 11.91 5.13 17.23 7.42
105 0.1067 −2.27 50.14 12.29 5.42 17.64 7.78
110 0.0954 −2.22 44.82 12.67 5.72 18.04 8.14
115 0.0855 −2.17 40.17 13.04 6.02 18.42 8.50
120 0.0768 −2.12 36.09 13.40 6.33 18.80 8.88
125 0.0691 −2.07 32.50 13.76 6.64 19.18 9.26
130 0.0624 −2.03 29.33 14.11 6.96 19.55 9.64
135 0.0565 −1.98 26.53 14.46 7.29 19.91 10.03
140 0.0512 −1.94 24.05 14.79 7.62 20.26 10.43
145 0.0465 −1.90 21.85 15.12 7.95 20.61 10.84
150 0.0423 −1.86 19.89 15.45 8.30 20.95 11.25
1999 May 17 74
BC Components Product specification
Surface mount NTC thermistors 2322 615 1....
Table 8 Resistance values at intermediate temperatures with R25 at 680 Ω; see also Table 2
Toper
(°C)
CATALOGUE NUMBER 2322 615 1.681
RT/R25 TC
(%/K) RT
(Ω)5%TOL.
∆R/R (%) 5%TOL.
∆T (K) 10%TOL.
∆R/R (%) 10%TOL.
∆T (K)
−40 19.23 −5.77 13073.7 14.74 2.56 20.20 3.50
−35 14.50 −5.53 9858.6 13.77 2.49 19.19 3.47
−30 11.06 −5.31 7519.7 12.85 2.42 18.22 3.43
−25 8.525 −5.10 5797.3 11.97 2.35 17.30 3.39
−20 6.638 −4.91 4514.1 11.14 2.27 16.43 3.35
−15 5.217 −4.73 3547.8 10.33 2.19 15.59 3.30
−10 4.137 −4.56 2812.8 9.57 2.10 14.79 3.24
−5 3.307 −4.40 2248.4 8.84 2.01 14.02 3.19
0 2.664 −4.25 1811.2 8.13 1.91 13.28 3.12
5 1.161 −4.11 1469.7 7.46 1.81 12.57 3.06
10 1.766 −3.98 1200.8 6.81 1.71 11.89 2.99
15 1.452 −3.85 987.5 6.18 1.61 11.24 2.92
20 1.202 −3.73 817.0 5.58 1.50 10.61 2.84
25 1.000 −3.62 680.0 5.00 1.38 10.00 2.77
30 0.8369 −3.51 569.1 5.56 1.59 10.59 3.02
35 0.7041 −3.41 478.8 6.11 1.79 11.16 3.28
40 0.5953 −3.31 404.8 6.65 2.01 11.72 3.55
45 0.5058 −3.21 343.9 7.17 2.23 12.27 3.82
50 0.4317 −3.12 293.5 7.68 2.46 12.81 4.10
55 0.3700 −3.04 251.6 8.18 2.69 13.33 4.39
60 0.3185 −2.96 216.6 8.67 2.93 13.84 4.68
65 0.2752 −2.88 187.2 9.14 3.17 14.34 4.98
70 0.2388 −2.81 162.4 9.61 3.42 14.83 5.29
75 0.2079 −2.73 141.4 10.07 3.68 15.31 5.60
80 0.1816 −2.67 123.5 10.51 3.94 15.78 5.92
85 0.1592 −2.60 108.3 10.95 4.21 16.23 6.24
90 0.1400 −2.54 95.23 11.38 4.49 16.68 6.58
95 0.1236 −2.48 84.02 11.80 4.77 17.12 6.92
100 0.1093 −2.42 74.34 12.21 5.05 17.55 7.26
105 0.0970 −2.36 65.98 12.61 5.34 17.97 7.61
110 0.0863 −2.31 58.71 13.01 5.64 18.39 7.97
115 0.0770 −2.25 52.38 13.39 5.94 18.79 8.34
120 0.0689 −2.20 46.86 13.77 6.25 19.19 8.71
125 0.0618 −2.15 42.02 14.15 6.57 19.58 9.09
130 0.0556 −2.11 37.78 14.51 6.89 19.96 9.47
135 0.0501 −2.06 34.04 14.87 7.21 20.34 9.86
140 0.0452 −2.02 30.74 15.22 7.54 20.71 10.26
145 0.0409 −1.98 27.82 15.57 7.88 21.07 10.67
150 0.0371 −1.93 25.23 15.91 8.22 21.43 11.08
1999 May 17 75
BC Components Product specification
Surface mount NTC thermistors 2322 615 1....
Table 9 Resistance values at intermediate temperatures with R25 at 1000 Ω; see also Table 2
Toper
(°C)
CATALOGUE NUMBER 2322 615 1.102
RT/R25 TC
(%/K) RT
(Ω)5%TOL.
∆R/R (%) 5%TOL.
∆T (K) 10%TOL.
∆R/R (%) 10%TOL.
∆T (K)
−40 21.42 −5.94 21424.1 15.11 2.54 20.57 3.47
−35 16.01 −5.70 16014.7 14.11 2.47 19.54 3.43
−30 12.11 −5.49 12107.4 13.16 2.40 18.55 3.38
−25 9.251 −5.28 9251.1 12.25 2.32 17.59 3.33
−20 7.140 −5.09 7139.5 11.38 2.24 16.68 3.28
−15 5.562 −4.90 5561.9 10.55 2.15 15.81 3.22
−10 4.372 −4.73 4371.5 9.75 2.06 14.98 3.17
−5 3.465 −4.57 3464.7 8.99 1.97 14.18 3.10
0 2.768 −4.42 2767.8 8.26 1.87 13.41 3.04
5 2.228 −4.27 2227.6 7.55 1.77 12.68 2.97
10 1.806 −4.13 1805.7 6.88 1.66 11.97 2.90
15 1.474 −4.00 1473.5 6.23 1.56 11.29 2.81
20 1.210 −3.88 1210.2 5.60 1.45 10.63 2.74
25 1.000 −3.76 1000.0 5.00 1.33 10.00 2.66
30 0.8311 −3.64 831.1 5.58 1.53 10.61 2.91
35 0.6946 −3.54 694.6 6.15 1.74 11.21 3.17
40 0.5835 −3.43 583.5 6.71 1.95 11.79 3.43
45 0.4927 −3.34 492.7 7.25 2.17 12.36 3.71
50 0.4180 −3.24 418.0 7.78 2.40 12.92 3.98
55 0.3563 −3.15 356.3 8.30 2.63 13.46 4.27
60 0.3050 −3.07 305.0 8.81 2.87 13.99 4.56
65 0.2622 −2.98 262.2 9.30 3.12 14.51 4.86
70 0.2263 −2.90 226.3 9.79 3.37 15.01 5.17
75 0.1961 −2.83 196.1 10.26 3.63 15.51 5.48
80 0.1705 −2.76 170.5 10.72 3.89 15.99 5.80
85 0.1489 −2.69 148.9 11.17 4.16 16.47 6.13
90 0.1304 −2.62 130.4 11.62 4.44 16.93 6.47
95 0.1146 −2.55 114.6 12.05 4.72 17.39 6.81
100 0.1010 −2.49 101.0 12.48 5.01 17.83 7.16
105 0.0893 −2.43 89.29 12.89 5.30 18.27 7.51
110 0.0792 −2.37 79.18 13.30 5.60 18.70 7.87
115 0.0704 −2.32 70.41 13.70 5.91 19.11 8.24
120 0.0628 −2.26 62.79 14.09 6.22 19.52 8.62
125 0.0561 −2.21 56.14 14.47 6.54 19.93 9.00
130 0.0503 −2.16 50.32 14.85 6.87 20.32 9.39
135 0.0452 −2.11 45.22 15.22 7.20 20.71 9.79
140 0.0407 −2.07 40.73 15.58 7.53 21.09 10.20
145 0.0368 −2.02 36.77 15.94 7.88 21.46 10.61
150 0.0333 −1.98 33.27 16.29 8.23 21.82 11.02
1999 May 17 76
BC Components Product specification
Surface mount NTC thermistors 2322 615 1....
Table 10 Resistance values at intermediate temperatures with R25 at 2000 Ω; see also Table 2
Toper
(°C)
CATALOGUE NUMBER 2322 615 1.202
RT/R25 TC
(%/K) RT
(Ω)5%TOL.
∆R/R (%) 5%TOL.
∆T (K) 10%TOL.
∆R/R (%) 10%TOL.
∆T (K)
−40 27.23 −6.21 54462.6 15.94 2.57 21.46 3.46
−35 20.06 −6.02 40118.4 14.88 2.47 20.35 3.38
−30 14.92 −5.83 29834.5 13.87 2.38 19.29 3.31
−25 11.20 −5.65 22393.8 12.89 2.28 18.27 3.24
−20 8.481 −5.47 16961.6 11.95 2.19 17.29 3.16
−15 6.480 −5.29 12960.5 11.05 2.09 16.34 3.09
−10 4.994 −5.13 9987.9 10.19 1.99 15.44 3.01
−5 3.880 −4.97 7760.8 9.36 1.89 14.57 2.93
0 3.393 −4.81 6078.6 8.56 1.78 13.73 2.86
5 2.399 −4.66 4797.7 7.79 1.67 12.93 2.78
10 1.908 −4.51 3815.0 7.05 1.56 12.15 2.69
15 1.528 −4.37 3055.3 6.34 1.45 11.41 2.61
20 1.232 −4.24 2463.8 5.66 1.34 10.69 2.52
25 1.000 −4.11 2000.0 5.00 1.22 10.00 2.44
30 0.8170 −3.98 1633.9 5.64 1.42 10.67 2.68
35 0.6715 −3.86 1343.1 6.26 1.62 11.32 2.93
40 0.5553 −3.74 1110.5 6.87 1.83 11.96 3.19
45 0.4618 −3.63 923.5 7.46 2.05 12.58 3.46
50 0.3861 −3.53 772.2 8.04 2.28 13.19 3.74
55 0.3245 −3.42 649.0 8.61 2.51 13.78 4.03
60 0.2742 −3.32 548.3 9.16 2.76 14.35 4.32
65 0.2327 −3.23 465.5 9.69 3.00 14.92 4.62
70 0.1985 −3.14 397.0 10.22 3.26 15.47 4.93
75 0.1701 −3.05 340.2 10.73 3.52 16.00 5.25
80 0.1464 −2.96 292.7 11.23 3.79 16.53 5.58
85 0.1265 −2.88 252.9 11.72 4.07 17.04 5.92
90 0.1097 −2.80 219.4 12.20 4.35 17.54 6.26
95 0.0956 −2.73 191.1 12.66 4.65 18.03 6.61
100 0.0835 −2.65 167.1 13.12 4.95 18.50 6.98
105 0.0733 −2.58 146.6 13.56 5.25 18.97 7.35
110 0.0645 −2.51 129.1 14.00 5.57 19.43 7.73
115 0.0570 −2.45 114.0 14.42 5.89 19.87 8.12
120 0.0505 −2.38 101.0 14.84 6.22 20.31 8.52
125 0.0449 −2.32 89.8 15.24 6.56 20.73 8.92
130 0.0400 −2.26 80.1 15.64 6.91 21.15 9.34
135 0.0358 −2.21 71.6 16.03 7.26 21.55 9.76
140 0.0321 −2.15 64.2 16.41 7.62 21.95 10.20
145 0.0289 −2.10 57.7 16.78 7.99 22.34 10.64
150 0.0260 −2.05 52.1 17.15 8.37 22.72 11.09
1999 May 17 77
BC Components Product specification
Surface mount NTC thermistors 2322 615 1....
Table 11 Resistance values at intermediate temperatures with R25 at 2200 Ω; see also Table 2
Toper
(°C)
CATALOGUE NUMBER 2322 615 1.222
RT/R25 TC
(%/K) RT
(Ω)5%TOL.
∆R/R (%) 5%TOL.
∆T (K) 10%TOL.
∆R/R (%) 10%TOL.
∆T (K)
−40 27.23 −6.21 59909 15.94 2.57 21.46 3.46
−35 20.06 −6.02 44130 14.88 2.47 20.35 3.38
−30 14.92 −5.83 12818 13.87 2.38 19.29 3.31
−25 11.20 −5.65 24633 12.89 2.28 18.27 3.24
−20 8.481 −5.47 18658 11.95 2.19 17.29 3.16
−15 6.480 −5.29 14257 11.05 2.09 16.34 3.09
−10 4.994 −5.13 10987 10.19 1.99 15.44 3.01
−5 3.880 −4.97 8537 9.36 1.89 14.57 2.93
0 3.393 −4.81 6686 8.56 1.78 13.73 2.86
5 2.399 −4.66 5278 7.79 1.67 12.93 2.78
10 1.908 −4.51 4196 7.05 1.56 12.15 2.69
15 1.528 −4.37 3361 6.34 1.45 11.41 2.61
20 1.232 −4.24 2710 5.66 1.34 10.69 2.52
25 1.000 −4.11 2200 5.00 1.22 10.00 2.44
30 0.8170 −3.98 1797 5.64 1.42 10.67 2.68
35 0.6715 −3.86 1477 6.26 1.62 11.32 2.93
40 0.5553 −3.74 1222 6.87 1.83 11.96 3.19
45 0.4618 −3.63 1016 7.46 2.05 12.58 3.46
50 0.3861 −3.53 849.4 8.04 2.28 13.19 3.74
55 0.3245 −3.42 714.0 8.61 2.51 13.78 4.03
60 0.2742 −3.32 603.2 9.16 2.76 14.35 4.32
65 0.2327 −3.23 512.0 9.69 3.00 14.92 4.62
70 0.1985 −3.14 436.7 10.22 3.26 15.47 4.93
75 0.1701 −3.05 374.2 10.73 3.52 16.00 5.25
80 0.1464 −2.96 322.0 11.23 3.79 16.53 5.58
85 0.1265 −2.88 278.2 11.72 4.07 17.04 5.92
90 0.1097 −2.80 241.4 12.20 4.35 17.54 6.26
95 0.0956 −2.73 210.2 12.66 4.65 18.03 6.61
100 0.0835 −2.65 183.8 13.12 4.95 18.50 6.98
105 0.0733 −2.58 161.3 13.56 5.25 18.97 7.35
110 0.0645 −2.51 142.0 14.00 5.57 19.43 7.73
115 0.0570 −2.45 125.4 14.42 5.89 19.87 8.12
120 0.0505 −2.38 111.2 14.84 6.22 20.31 8.52
125 0.0449 −2.32 98.81 15.24 6.56 20.73 8.92
130 0.0400 −2.26 88.10 15.64 6.91 21.15 9.34
135 0.0358 −2.21 78.78 16.03 7.26 21.55 9.76
140 0.0321 −2.15 70.65 16.41 7.62 21.95 10.20
145 0.0289 −2.10 63.52 16.78 7.99 22.34 10.64
150 0.0260 −2.05 57.26 17.15 8.37 22.72 11.09
1999 May 17 78
BC Components Product specification
Surface mount NTC thermistors 2322 615 1....
Table 12 Resistance values at intermediate temperatures with R25 at 3300 Ω; see also Table 2
Toper
(°C)
CATALOGUE NUMBER 2322 615 1.332
RT/R25 TC
(%/K) RT
(Ω)5%TOL.
∆R/R (%) 5%TOL.
∆T (K) 10%TOL.
∆R/R (%) 10%TOL.
∆T (K)
−40 32.8313 −6.58 108343.1 15.84 2.41 21.36 3.25
−35 23.7526 −6.37 78383.5 14.80 2.32 20.26 3.18
−30 17.3614 −6.17 57292.8 13.79 2.24 19.21 3.11
−25 12.8173 −5.97 42297.2 12.83 2.15 18.21 3.05
−20 9.5548 −5.78 31530.9 11.91 2.06 17.24 2.98
−15 7.1900 −5.59 23727.1 11.02 1.97 16.31 2.92
−10 5.4600 −5.42 18018.0 10.17 1.88 15.42 2.85
−5 4.1828 −5.24 13803.4 9.35 1.78 14.56 2.78
0 3.2317 −5.08 10664.7 8.56 1.69 13.73 2.70
5 2.5174 −4.92 8307.44 7.80 1.59 12.93 2.63
10 1.9765 −4.76 6522.40 7.06 1.48 12.16 2.55
15 1.5636 −4.61 5159.94 6.35 1.38 11.41 2.47
20 1.2461 −4.47 4112.00 5.66 1.27 10.69 2.39
25 1.0000 −4.33 3300.0 5.00 1.15 10.00 2.31
30 0.8080 −4.20 2666.31 5.64 1.34 10.67 2.54
35 0.6571 −4.07 2168.35 6.26 1.54 11.32 2.78
40 0.5377 −3.95 1774.45 6.86 1.74 11.95 3.03
45 0.4427 −3.83 1460.86 7.44 1.94 12.56 3.28
50 0.3666 −3.72 1209.65 8.01 2.15 13.15 3.54
55 0.3052 −3.61 1007.23 8.55 2.37 13.72 3.80
60 0.2555 −3.50 843.17 9.08 2.59 14.28 4.08
65 0.2150 −3.40 709.47 9.60 2.82 14.82 4.35
70 0.1818 −3.31 599.93 10.10 3.05 15.34 4.64
75 0.1545 −3.21 509.73 10.58 3.29 15.85 4.93
80 0.1318 −3.12 435.07 11.06 3.54 16.34 5.23
85 0.1130 −3.04 372.99 11.51 3.79 16.82 5.54
90 0.0973 −2.95 321.12 11.96 4.05 17.29 5.86
95 0.0841 −2.87 277.60 12.39 4.31 17.74 6.18
100 0.0730 −2.80 240.92 12.81 4.58 18.19 6.51
105 0.0636 −2.72 209.89 13.23 4.86 18.62 6.84
110 0.0556 −2.65 183.52 13.63 5.14 19.04 7.18
115 0.0488 −2.58 161.03 14.02 5.43 19.44 7.54
120 0.0430 −2.51 141.77 14.39 5.73 19.84 7.89
125 0.0379 −2.45 125.23 14.77 6.03 20.23 8.26
130 0.0336 −2.39 110.97 15.13 6.34 20.61 8.63
135 0.0299 −2.33 98.63 15.48 6.65 20.98 9.01
140 0.0266 −2.27 87.92 15.82 6.97 21.34 9.40
145 0.0238 −2.21 78.60 16.16 7.30 21.69 9.80
150 0.0214 −2.16 70.46 16.49 7.63 22.03 10.20
1999 May 17 79
BC Components Product specification
Surface mount NTC thermistors 2322 615 1....
Table 13 Resistance values at intermediate temperatures with R25 at 4700 Ω; see also Table 2
Toper
(°C)
CATALOGUE NUMBER 2322 615 1.472
RT/R25 TC
(%/K) RT
(Ω)5%TOL.
∆R/R (%) 5%TOL.
∆T (K) 10%TOL.
∆R/R (%) 10%TOL.
∆T (K)
−40 21.9261 −5.75 103053 8.50 1.48 13.66 2.38
−35 16.5224 −5.57 77655 8.16 1.46 13.31 2.39
−30 12.5583 −5.40 59024 7.84 1.45 12.97 2.40
−25 9.62492 −5.24 45237 7.53 1.44 12.65 2.41
−20 7.43618 −5.08 34950 7.23 1.42 12.33 2.43
−15 5.78976 −4.93 27212 6.94 1.41 12.04 2.44
−10 4.54158 −4.78 21345 6.67 1.39 11.75 2.46
−5 3.58813 −4.64 16864 6.40 1.38 11.47 2.47
0 2.85449 −4.51 13416 6.15 1.36 11.20 2.49
5 2.28599 −4.38 10744 5.90 1.35 10.94 2.50
10 1.84245 −4.25 8659.5 5.66 1.33 10.70 2.52
15 1.49414 −4.13 7022.5 5.44 1.32 10.46 2.53
20 1.21887 −4.01 5728.7 5.21 1.30 10.22 2.55
25 1.00 −3.90 4700.0 5.00 1.28 10.00 2.56
30 0.82494 −3.80 3877.2 5.21 1.37 10.22 2.69
35 0.68413 −3.69 3215.4 5.41 1.46 10.43 2.82
40 0.57025 −3.59 2680.2 5.60 1.56 10.63 2.96
45 0.47765 −3.50 2245.0 5.79 1.66 10.83 3.10
50 0.40198 −3.40 1889.3 5.97 1.75 11.02 3.24
55 0.33984 −3.31 1597.2 6.15 1.85 11.20 3.38
60 0.28856 −3.23 1356.2 6.32 1.96 11.38 3.52
65 0.24606 −3.15 1156.5 6.48 2.06 11.55 3.67
70 0.21067 −3.07 990.1 6.64 2.17 11.72 3.82
75 0.18108 −2.99 851.06 6.80 2.28 11.89 3.98
80 0.15623 −2.91 734.29 6.95 2.39 12.05 4.13
85 0.13529 −2.84 635.86 7.10 2.50 12.20 4.29
90 0.11757 −2.77 552.56 7.24 2.61 12.35 4.45
95 0.10251 −2.71 481.81 7.38 2.73 12.50 4.62
100 0.08968 −2.64 421.50 7.52 2.85 12.64 4.78
105 0.07871 −2.58 369.91 7.65 2.97 12.78 4.95
110 0.06928 −2.52 325.64 7.78 3.09 12.91 5.12
115 0.06117 −2.46 287.51 7.91 3.21 13.05 5.30
120 0.05416 −2.41 254.57 8.03 3.34 13.17 5.48
125 0.04809 −2.35 226.03 8.15 3.47 13.30 5.66
130 0.04282 −2.30 201.23 8.27 3.60 13.42 5.84
135 0.03822 −2.25 179.62 8.38 3.73 13.54 6.03
140 0.0342 −2.20 160.73 8.49 3.86 13.66 6.21
145 0.03068 −2.15 144.17 8.60 4.00 13.77 6.40
150 0.02758 −2.10 129.63 8.70 4.14 13.88 6.60
1999 May 17 80
BC Components Product specification
Surface mount NTC thermistors 2322 615 1....
Table 14 Resistance values at intermediate temperatures with R25 at 5000 Ω; see also Table 2
Toper
(°C)
CATALOGUE NUMBER 2322 615 1.502
RT/R25 TC
(%/K) RT
(Ω)5%TOL.
∆R/R (%) 5%TOL.
∆T (K) 10%TOL.
∆R/R (%) 10%TOL.
∆T (K)
−40 21.92609 −5.75 109630 8.50 1.48 13.66 2.38
−35 16.52243 −5.57 82612 8.16 1.46 13.31 2.39
−30 12.55825 −5.40 62791 7.84 1.45 12.97 2.40
−25 9.624924 −5.24 48125 7.53 1.44 12.65 2.41
−20 7.43618 −5.08 37181 7.23 1.42 12.33 2.43
−15 5.789764 −4.93 28949 6.94 1.41 12.04 2.44
−10 4.54158 −4.78 22708 6.67 1.39 11.75 2.46
−5 3.58813 −4.64 17941 6.40 1.38 11.47 2.47
0 2.854486 −4.51 14272 6.15 1.36 11.20 2.49
5 2.285986 −4.38 11430 5.90 1.35 10.94 2.50
10 1.842453 −4.25 9212.3 5.66 1.33 10.70 2.52
15 1.494141 −4.13 7470.7 5.44 1.32 10.46 2.53
20 1.218873 −4.01 6094.4 5.21 1.30 10.22 2.55
25 1.00 −3.90 5000.0 5.00 1.28 10.00 2.56
30 0.824942 −3.80 4124.7 5.21 1.37 10.22 2.69
35 0.68413 −3.69 3420.7 5.41 1.46 10.43 2.82
40 0.570246 −3.59 2851.2 5.60 1.56 10.63 2.96
45 0.47765 −3.50 2388.3 5.79 1.66 10.83 3.10
50 0.401981 −3.40 2009.9 5.97 1.75 11.02 3.24
55 0.339838 −3.31 1699.2 6.15 1.85 11.20 3.38
60 0.288561 −3.23 1442.8 6.32 1.96 11.38 3.52
65 0.246057 −3.15 1230.3 6.48 2.06 11.55 3.67
70 0.210668 −3.07 1053.3 6.64 2.17 11.72 3.82
75 0.181077 −2.99 905.39 6.80 2.28 11.89 3.98
80 0.156233 −2.91 781.16 6.95 2.39 12.05 4.13
85 0.135289 −2.84 676.45 7.10 2.50 12.20 4.29
90 0.117567 −2.77 587.83 7.24 2.61 12.35 4.45
95 0.102513 −2.71 512.57 7.38 2.73 12.50 4.62
100 0.089682 −2.64 448.41 7.52 2.85 12.64 4.78
105 0.078705 −2.58 393.53 7.65 2.97 12.78 4.95
110 0.069284 −2.52 346.42 7.78 3.09 12.91 5.12
115 0.061172 −2.46 305.86 7.91 3.21 13.05 5.30
120 0.054164 −2.41 270.82 8.03 3.34 13.17 5.48
125 0.048092 −2.35 240.46 8.15 3.47 13.30 5.66
130 0.042815 −2.30 214.08 8.27 3.60 13.42 5.84
135 0.038216 −2.25 191.08 8.38 3.73 13.54 6.03
140 0.034197 −2.20 170.99 8.49 3.86 13.66 6.21
145 0.030675 −2.15 153.38 8.60 4.00 13.77 6.40
150 0.027581 −2.10 137.90 8.70 4.14 13.88 6.60
1999 May 17 81
BC Components Product specification
Surface mount NTC thermistors 2322 615 1....
Table 15 Resistance values at intermediate temperatures with R25 at 10000 Ω; see also Table 2
Toper
(°C)
CATALOGUE NUMBER 2322 615 1.103
RT/R25 TC
(%/K) RT
(Ω)5%TOL.
∆R/R (%) 5%TOL.
∆T (K) 10%TOL.
∆R/R (%) 10%TOL.
∆T (K)
−40 23.0973 −5.84 230973 8.50 1.45 13.72 2.34
−35 17.3222 −5.67 173222 8.16 1.44 13.36 2.35
−30 13.1054 −5.49 131054 7.84 1.43 13.02 2.36
−25 9.99934 −5.33 99993 7.53 1.41 12.69 2.38
−20 7.69193 −5.17 76919 7.23 1.40 12.37 2.39
−15 5.96369 −5.01 59637 6.94 1.38 12.07 2.40
−10 4.6589 −4.86 46589 6.67 1.37 11.78 2.42
−5 3.66623 −4.72 36662 6.40 1.36 11.49 2.43
0 2.9054 −4.58 29054 6.15 1.34 11.22 2.44
5 2.31806 −4.45 23181 5.90 1.33 10.96 2.46
10 1.86153 −4.32 18615.3 5.66 1.31 10.71 2.47
15 1.50429 −4.20 15042.9 5.44 1.29 10.46 2.49
20 1.22295 −4.08 12229.5 5.21 1.28 10.23 2.50
25 1.00 −3.97 10000.0 5.00 1.26 10.00 2.52
30 0.82227 −3.86 8222.7 5.21 1.35 10.22 2.65
35 0.67977 −3.75 6797.7 5.41 1.44 10.43 2.78
40 0.56487 −3.65 5648.7 5.60 1.53 10.64 2.91
45 0.47174 −3.55 4717.4 5.79 1.63 10.84 3.05
50 0.39585 −3.46 3958.5 5.97 1.72 11.03 3.19
55 0.33371 −3.37 3337.1 6.15 1.82 11.22 3.33
60 0.28258 −3.28 2825.8 6.32 1.92 11.40 3.47
65 0.24031 −3.20 2403.1 6.48 2.03 11.58 3.62
70 0.20521 −3.12 2052.1 6.64 2.13 11.75 3.77
75 0.17594 −3.04 1759.37 6.80 2.24 11.92 3.92
80 0.15142 −2.96 1514.20 6.95 2.35 12.08 4.08
85 0.1308 −2.89 1308.04 7.10 2.46 12.24 4.24
90 0.1134 −2.82 1134.00 7.24 2.57 12.39 4.40
95 0.09865 −2.75 986.53 7.38 2.68 12.54 4.56
100 0.08611 −2.69 861.10 7.52 2.80 12.68 4.72
105 0.0754 −2.62 754.04 7.65 2.92 12.83 4.89
110 0.06624 −2.56 662.36 7.78 3.04 12.96 5.06
115 0.05836 −2.50 583.58 7.91 3.16 13.10 5.24
120 0.05157 −2.45 515.67 8.03 3.28 13.23 5.41
125 0.4569 −2.39 456.94 8.15 3.41 13.35 5.59
130 0.0406 −2.34 406.01 8.27 3.54 13.48 5.77
135 0.03617 −2.29 361.71 8.38 3.67 13.60 5.96
140 0.03231 −2.23 323.06 8.49 3.80 13.72 6.15
145 0.02893 −2.19 289.26 8.60 3.93 13.83 6.34
150 0.02596 −2.14 259.61 8.70 4.07 13.95 6.53
1999 May 17 82
BC Components Product specification
Surface mount NTC thermistors 2322 615 1....
Table 16 Resistance values at intermediate temperatures with R25 at 15000 Ω; see also Table 2
Toper
(°C)
CATALOGUE NUMBER 2322 615 1.153
RT/R25 TC
(%/K) RT
(Ω)5%TOL.
∆R/R (%) 5%TOL.
∆T (K) 10%TOL.
∆R/R (%) 10%TOL.
∆T (K)
−40 23.3421 −6.06 350131 8.46 1.40 13.63 2.25
−35 17.336 −5.84 260040 8.13 1.39 13.28 2.27
−30 13.0176 −5.62 195263 7.81 1.39 12.94 2.30
−25 9.87717 −5.42 148158 7.50 1.38 12.62 2.33
−20 7.56881 −5.23 113532 7.21 1.38 12.31 2.36
−15 5.8546 −5.05 87819 6.93 1.37 12.02 2.38
−10 4.56918 −4.87 68538 6.65 1.37 11.73 2.41
−5 3.59635 −4.71 53945 6.39 1.36 11.46 2.43
0 2.85356 −4.55 42803 6.14 1.35 11.19 2.46
5 2.28163 −4.40 34224 5.89 1.34 10.94 2.49
10 1.83772 −4.26 27566 5.66 1.33 10.69 2.51
15 1.49054 −4.12 22358 5.43 1.32 10.45 2.54
20 1.21701 −3.99 18255 5.21 1.31 10.22 2.56
25 1.00 −3.87 15000 5.00 1.29 10.00 2.59
30 0.83154 −3.75 12473 5.20 1.39 10.21 2.73
35 0.69408 −3.63 10411 5.40 1.49 10.42 2.87
40 0.58149 −3.53 8722.3 5.60 1.59 10.62 3.01
45 0.48893 −3.42 7334.0 5.78 1.69 10.82 3.16
50 0.41256 −3.32 6188.5 5.96 1.79 11.01 3.31
55 0.34933 −3.23 5240.0 6.14 1.90 11.19 3.47
60 0.2968 −3.14 4451.9 6.31 2.01 11.37 3.62
65 0.253 −3.05 3794.9 6.47 2.12 11.54 3.78
70 0.21635 −2.97 3245.3 6.63 2.24 11.71 3.95
75 0.1856 −2.89 2784.0 6.78 2.35 11.87 4.11
80 0.15971 −2.81 2395.7 6.94 2.47 12.03 4.28
85 0.13785 −2.73 2067.7 7.08 2.59 12.18 4.46
90 0.11932 −2.66 1789.8 7.22 2.71 12.33 4.63
95 0.10358 −2.59 1553.7 7.36 2.84 12.47 4.81
100 0.09016 −2.53 1352.4 7.50 2.97 12.62 4.99
105 0.0787 −2.46 1180.5 7.63 3.10 12.75 5.18
110 0.06887 −2.40 1033.1 7.76 3.23 12.89 5.36
115 0.06043 −2.34 906.41 7.88 3.36 13.02 5.56
120 0.05315 −2.29 797.27 8.00 3.50 13.15 5.75
125 0.04687 −2.23 702.99 8.12 3.64 13.27 5.95
130 0.04142 −2.18 621.33 8.24 3.78 13.39 6.15
135 0.03669 −2.13 550.42 8.35 3.92 13.51 6.35
140 0.03258 −2.08 488.72 8.46 4.07 13.62 6.56
145 0.02899 −2.03 434.88 8.57 4.22 13.74 6.77
150 0.02585 −1.98 387.81 8.67 4.37 13.85 6.98
1999 May 17 83
BC Components Product specification
Surface mount NTC thermistors 2322 615 1....
Table 17 Resistance values at intermediate temperatures with R25 at 22000 Ω; see also Table 2
Toper
(°C)
CATALOGUE NUMBER 2322 615 1.223
RT/R25 TC
(%/K) RT
(Ω)5%TOL.
∆R/R (%) 5%TOL.
∆T (K) 10%TOL.
∆R/R (%) 10%TOL.
∆T (K)
−40 30.7958 −6.42 677507.99 16.71 2.60 22.27 3.47
−35 22.4562 −6.21 494036.94 15.59 2.51 21.09 3.39
−30 16.5404 −6.02 363888.31 14.50 2.41 19.96 3.32
−25 12.3010 −5.83 270622.69 13.47 2.31 18.87 3.24
−20 9.2333 −5.65 203131.71 12.47 2.21 17.82 3.16
−15 6.9923 −5.47 153831.44 11.51 2.10 16.82 3.07
−10 5.3406 −5.31 117492.27 10.59 2.00 15.85 2.99
−5 4.1124 −5.15 90473.18 9.70 1.88 14.92 2.90
0 3.1916 −4.99 70215.46 8.85 1.77 14.03 2.81
5 2.4957 −4.85 54904.79 8.02 1.66 13.17 2.72
10 1.9656 −4.70 43243.49 7.23 1.54 12.33 2.62
15 1.5589 −4.57 34295.62 6.46 1.41 11.53 2.52
20 1.2446 −4.44 27380.67 5.72 1.29 10.75 2.42
25 1.0000 −4.31 22000.00 5.00 1.16 10.00 2.32
30 0.8084 −4.19 17785.47 5.69 1.36 10.73 2.56
35 0.6574 −4.08 14463.33 6.36 1.56 11.43 2.80
40 0.5377 −3.97 11828.57 7.01 1.77 12.11 3.05
45 0.4421 −3.86 9726.63 7.64 1.98 12.77 3.31
50 0.3655 −3.76 8040.24 8.25 2.20 13.41 3.57
55 0.3036 −3.66 6679.83 8.84 2.42 14.02 3.83
60 0.2535 −3.56 5576.61 9.41 2.64 14.62 4.10
65 0.2126 −3.47 4677.41 9.97 2.87 15.21 4.38
70 0.1791 −3.38 3940.90 10.51 3.11 15.77 4.66
75 0.1516 −3.30 3334.80 11.03 3.35 16.32 4.95
80 0.1288 −3.22 2833.74 11.54 3.59 16.86 5.24
85 0.1099 −3.14 2417.69 12.04 3.84 17.37 5.54
90 0.0941 −3.06 2070.77 12.52 4.09 17.88 5.84
95 0.0809 −2.99 1780.29 12.99 4.35 18.37 6.15
100 0.0698 −2.92 1536.11 13.45 4.61 18.85 6.47
105 0.0605 −2.85 1330.07 13.89 4.88 19.31 6.79
110 0.0525 −2.78 1155.56 14.32 5.15 19.77 7.11
115 0.0458 −2.72 1007.23 14.74 5.43 20.21 7.44
120 0.0400 −2.65 880.71 15.15 5.71 20.64 7.78
125 0.0351 −2.59 772.44 15.55 6.00 21.06 8.12
130 0.0309 −2.54 679.48 15.94 6.29 21.46 8.46
135 0.0272 −2.48 599.41 16.32 6.58 21.86 8.82
140 0.0241 −2.43 530.24 16.70 6.88 22.25 9.18
145 0.0214 −2.37 470.31 17.06 7.19 22.63 9.54
150 0.0190 −2.32 418.23 17.41 7.50 23.00 9.91
1999 May 17 84
BC Components Product specification
Surface mount NTC thermistors 2322 615 1....
Table 18 Resistance values at intermediate temperatures with R25 at 33000 Ω; see also Table 2
Toper
(°C)
CATALOGUE NUMBER 2322 615 1.333
RT/R25 TC
(%/K) RT
(Ω)5%TOL.
∆R/R (%) 5%TOL.
∆T (K) 10%TOL.
∆R/R (%) 10%TOL.
∆T (K)
−40 32.68563 −6.59 1078626 16.66 2.53 22.22 3.37
−35 23.6478 −6.36 780377 15.54 2.44 21.04 3.31
−30 17.29545 −6.15 570750 14.46 2.35 19.91 3.24
−25 12.78101 −5.95 421773 13.43 2.26 18.83 3.17
−20 9.538645 −5.76 314775 12.44 2.16 17.79 3.09
−15 7.186265 −5.57 237147 11.48 2.06 16.79 3.01
−10 5.463007 −5.40 180279 10.56 1.96 15.83 2.93
−5 4.18889 −5.23 138233 9.68 1.85 14.90 2.85
0 3.238476 −5.07 106870 8.83 1.74 14.01 2.77
5 2.523488 −4.91 83275 8.01 1.63 13.15 2.68
10 1.9812223 −4.77 65380.4 7.22 1.51 12.32 2.59
15 1.566743 −4.62 51702.5 6.45 1.40 11.52 2.49
20 1.247561 −4.49 41169.5 5.71 1.27 10.75 2.39
25 1.00 −4.36 33000.0 5.00 1.15 10.00 2.29
30 0.806666 −4.24 26620.0 5.69 1.34 10.72 2.53
35 0.654682 −4.12 21604.5 6.36 1.54 11.42 2.78
40 0.534445 −4.00 17636.7 7.00 1.75 12.10 3.02
45 0.438742 −3.89 14478.5 7.63 1.96 12.76 3.28
50 0.362121 −3.79 11950.0 8.24 2.18 13.39 3.54
55 0.30043 −3.68 9914.2 8.82 2.39 14.01 3.80
60 0.250491 −3.59 8266.2 9.40 2.62 14.60 4.07
65 0.209854 −3.49 6925.2 9.95 2.85 15.18 4.35
70 0.17662 −3.40 5828.5 10.49 3.08 15.75 4.63
75 0.149308 −3.32 4927.18 11.01 3.32 16.29 4.91
80 0.126759 −3.23 4183.06 11.52 3.56 16.83 5.20
85 0.108058 −3.15 3565.93 12.01 3.81 17.34 5.50
90 0.092482 −3.07 3051.89 12.49 4.06 17.85 5.80
95 0.079453 −3.00 2621.93 12.96 4.32 18.33 6.11
100 0.068511 −2.93 2260.85 13.41 4.58 18.81 6.43
105 0.059286 −2.86 1956.42 13.85 4.85 19.27 6.74
110 0.051479 −2.79 1698.80 14.28 5.12 19.72 7.07
115 0.044848 −2.73 1479.98 14.70 5.39 20.16 7.40
120 0.039196 −2.66 1293.47 15.11 5.67 20.59 7.73
125 0.034363 −2.60 1133.96 15.51 5.96 21.01 8.07
130 0.030215 −2.54 997.09 15.90 6.25 21.42 8.42
135 0.026645 −2.49 879.28 16.28 6.55 21.81 8.77
140 0.023562 −2.43 777.55 16.65 6.84 22.20 9.13
145 0.020892 −2.38 689.45 17.01 7.15 22.58 9.49
150 0.018573 −2.33 612.93 17.36 7.46 22.95 9.86
1999 May 17 85
BC Components Product specification
Surface mount NTC thermistors 2322 615 1....
Table 19 Resistance values at intermediate temperatures with R25 at 47000 Ω; see also Table 2
Toper
(°C)
CATALOGUE NUMBER 2322 615 1.473
RT/R25 TC
(%/K) RT
(Ω)5%TOL.
∆R/R (%) 5%TOL.
∆T (K) 10%TOL.
∆R/R (%) 10%TOL.
∆T (K)
−40 37.156 −6.82 1746331 11.02 1.62 16.31 2.39
−35 26.5657 −6.60 1248589 10.44 1.58 15.70 2.38
−30 19.2065 −6.38 902705 9.89 1.55 15.12 2.37
−25 14.0347 −6.17 659632 9.35 1.52 14.56 2.36
−20 10.3608 −5.97 486956 8.84 1.48 14.02 2.35
−15 7.72365 −5.78 363012 8.35 1.44 13.51 2.34
−10 5.81188 −5.60 273158 7.87 1.41 13.01 2.32
−5 4.41266 −5.42 207395 7.42 1.37 12.53 2.31
0 3.37917 −5.25 158821 6.98 1.33 12.07 2.30
5 2.60609 −5.09 122627 6.55 1.29 11.63 2.28
10 2.03042 −4.94 95430 6.14 1.24 11.20 2.27
15 1.59206 −4.79 74827 5.75 1.20 10.79 2.25
20 1.2574 −4.65 59098 5.37 1.15 10.39 2.23
25 1.00 −4.51 47000 5.00 1.11 10.00 2.22
30 0.8006 −4.38 37628 5.36 1.22 10.37 2.37
35 0.64506 −4.26 30318 5.70 1.34 10.73 2.52
40 0.52294 −4.14 24578 6.04 1.46 11.08 2.68
45 0.42644 −4.02 20043 6.36 1.58 11.42 2.84
50 0.34971 −3.91 16437 6.67 1.71 11.75 3.00
55 0.28836 −3.81 13553 6.98 1.83 12.07 3.17
60 0.23901 −3.70 11233 7.27 1.96 12.38 3.34
65 0.1991 −3.60 9358 7.56 2.10 12.68 3.52
70 0.16666 −3.51 7833 7.83 2.23 12.97 3.69
75 0.14016 −3.42 6587 8.10 2.37 13.25 3.88
80 0.1184 −3.33 5565 8.37 2.51 13.53 4.06
85 0.10045 −3.25 4721 8.62 2.66 13.79 4.25
90 0.08557 −3.16 4022 8.87 2.80 14.05 4.44
95 0.07319 −3.09 3440 9.11 2.95 14.30 4.64
100 0.06285 −3.01 2954 9.34 3.10 14.55 4.83
105 0.05416 −2.94 2546 9.57 3.26 14.79 5.04
110 0.04685 −2.87 2202 9.79 3.42 15.02 5.24
115 0.04066 −2.80 1911 10.01 3.58 15.25 5.45
120 0.03541 −2.73 1664 10.22 3.74 15.47 5.66
125 0.03094 −2.67 1454 10.43 3.91 15.69 5.88
130 0.02711 −2.61 1274 10.63 4.08 15.90 6.10
135 0.02383 −2.55 1120 10.82 4.25 16.10 6.32
140 0.02101 −2.49 987.6 11.02 4.42 16.30 6.54
145 0.01858 −2.44 873.2 11.20 4.60 16.50 6.77
150 0.01647 −2.38 774.1 11.38 4.78 16.69 7.01
1999 May 17 86
BC Components Product specification
Surface mount NTC thermistors 2322 615 1....
Table 20 Resistance values at intermediate temperatures with R25 at 68000 Ω; see also Table 2
Toper
(°C)
CATALOGUE NUMBER 2322 615 1.683
RT/R25 TC
(%/K) RT
(Ω)5%TOL.
∆R/R (%) 5%TOL.
∆T (K) 10%TOL.
∆R/R (%) 10%TOL.
∆T (K)
−40 25.783 −6.07 1753245 16.02 2.64 21.54 3.55
−35 19.1253 −5.88 1300524 14.96 2.54 20.43 3.47
−30 14.32 −5.70 973759.8 13.94 2.45 19.36 3.40
−25 10.8187 −5.52 735674.7 12.96 2.35 18.34 3.32
−20 8.24438 −5.35 560618 12.02 2.25 17.36 3.24
−15 6.33489 −5.19 430772.3 11.12 2.14 16.41 3.16
−10 4.90655 −5.03 333645.6 10.26 2.04 15.51 3.08
−5 3.82943 −4.88 260401.1 9.42 1.93 14.63 3.00
0 3.01078 −4.74 204733.3 8.62 1.82 13.79 2.91
5 2.3839 −4.60 162105 7.84 1.70 12.98 2.82
10 1.90036 −4.47 129224.7 7.09 1.59 12.19 2.73
15 1.52479 −4.34 103686 6.37 1.47 11.44 2.63
20 1.23112 −4.22 83716.26 5.67 1.35 10.71 2.54
25 1.00 −4.10 68000 5.00 1.22 10.00 2.44
30 0.81697 −3.99 55554.14 5.65 1.42 10.68 2.68
35 0.67116 −3.88 45638.98 6.28 1.62 11.34 2.93
40 0.55433 −3.77 37694.27 6.89 1.83 11.98 3.18
45 0.46019 −3.67 31292.96 7.48 2.04 12.60 3.43
50 0.38393 −3.58 26107.56 8.06 2.25 13.20 3.69
55 0.32184 −3.48 21885.36 8.61 2.47 13.78 3.96
60 0.27103 −3.39 18430.3 9.15 2.70 14.35 4.23
65 0.22926 −3.30 15589.41 9.67 2.93 14.90 4.51
70 0.19475 −3.22 13242.67 10.18 3.16 15.43 4.79
75 0.16611 −3.14 11295.44 10.67 3.40 15.95 5.08
80 0.14225 −3.06 9672.73 11.15 3.64 16.45 5.37
85 0.12228 −2.99 8314.81 11.62 3.89 16.93 5.67
90 0.1055 −2.92 7173.88 12.07 4.14 17.41 5.97
95 0.09135 −2.85 6211.55 12.51 4.40 17.87 6.28
100 0.07936 −2.78 5396.80 12.94 4.66 18.32 6.59
105 0.06918 −2.71 4704.48 13.36 4.92 18.76 6.91
110 0.0605 −2.65 4114.12 13.77 5.19 19.18 7.24
115 0.05307 −2.59 3609 14.16 5.47 19.60 7.57
120 0.0467 −2.53 3175.38 14.55 5.75 20.00 7.90
125 0.04121 −2.47 2801.96 14.92 6.03 20.40 8.24
130 0.03646 −2.42 2479.38 15.29 6.32 20.78 8.59
135 0.03235 −2.37 2199.88 15.65 6.62 21.16 8.94
140 0.02878 −2.31 1957.02 16.00 6.91 21.52 9.30
145 0.02567 −2.26 1745.39 16.34 7.22 21.88 9.66
150 0.02295 −2.22 1560.48 16.67 7.52 22.23 10.03
1999 May 17 87
BC Components Product specification
Surface mount NTC thermistors 2322 615 1....
Table 21 Resistance values at intermediate temperatures with R25 at 100000 Ω; see also Table 2
Toper
(°C)
CATALOGUE NUMBER 2322 615 1.104
RT/R25 TC
(%/K) RT
(Ω)5%TOL.
∆R/R (%) 5%TOL.
∆T (K) 10%TOL.
∆R/R (%) 10%TOL.
∆T (K)
−40 23.8997 −5.92 2389969 8.58 1.45 13.72 2.32
−35 17.8586 −5.74 1785861 8.24 1.44 13.36 2.33
−30 13.465 −5.56 1346502 7.91 1.42 13.02 2.34
−25 10.2407 −5.39 1024071 7.59 1.41 12.69 2.35
−20 7.85378 −5.23 785378.1 7.28 1.39 12.37 2.37
−15 6.07181 −5.07 607181.2 6.99 1.38 12.07 2.38
−10 4.73061 −4.92 473061.1 6.71 1.36 11.78 2.40
−5 3.7132 −4.77 371319.7 6.44 1.35 11.49 2.41
0 2.93554 −4.63 293553.6 6.18 1.33 11.22 2.42
5 2.33677 −4.50 233677.1 5.92 1.32 10.96 2.44
10 1.87249 −4.37 187249.2 5.68 1.30 10.71 2.45
15 1.51004 −4.24 151003.9 5.45 1.28 10.46 2.47
20 1.22522 −4.12 122522.4 5.22 1.27 13.23 2.48
25 1.00 −4.01 100000 5.00 1.25 10.00 2.50
30 0.82081 −3.89 82081.36 5.21 1.34 10.22 2.62
35 0.67742 −3.79 67741.67 5.42 1.43 10.43 2.76
40 0.56201 −3.68 56201.1 5.62 1.52 10.64 2.89
45 0.46863 −3.59 46862.56 5.81 1.62 10.84 3.02
50 0.39266 −3.49 39266.09 5.99 1.72 11.03 3.16
55 0.33055 −3.40 33055.34 6.18 1.82 11.22 3.30
60 0.27953 −3.31 27952.66 6.35 1.92 11.40 3.45
65 0.23741 −3.22 23740.56 6.52 2.02 11.58 3.59
70 0.20248 −3.14 20247.74 6.69 2.13 11.75 3.74
75 0.17339 −3.06 17338.63 6.85 2.24 11.92 3.89
80 0.14905 −2.99 14905.37 7.00 2.34 12.08 4.05
85 0.12862 −2.91 12861.77 7.15 2.46 12.24 4.20
90 0.11139 −2.84 11138.64 7.30 2.57 12.39 4.36
95 0.0968 −2.77 9680.13 7.44 2.68 12.54 4.52
100 0.08441 −2.71 8441.05 7.58 2.80 12.68 4.69
105 0.07385 −2.64 7384.60 7.72 2.92 12.83 4.85
110 0.06481 −2.58 6480.76 7.85 3.04 12.96 5.02
115 0.05705 −2.52 5704.87 7.98 3.17 13.10 5.20
120 0.05037 −2.46 5036.67 8.11 3.29 13.23 5.37
125 0.04459 −2.41 4459.40 8.23 3.42 13.35 5.55
130 0.03959 −2.35 3959.18 8.35 3.55 13.48 5.73
135 0.03524 −2.30 3524.43 8.46 3.68 13.60 5.91
140 0.03146 −2.25 3145.52 8.58 3.81 13.72 6.10
145 0.02814 −2.20 2814.35 8.69 3.95 13.83 6.29
150 0.02524 −2.15 2524.15 8.80 4.09 13.95 6.48
1999 May 17 88
BC Components Product specification
Surface mount NTC thermistors 2322 615 1....
Table 22 Resistance values at intermediate temperatures with R25 at 150000 Ω; see also Table 2
Toper
(°C)
CATALOGUE NUMBER 2322 615 1.154
RT/R25 TC
(%/K) RT
(kΩ)5%TOL.
∆R/R (%) 5%TOL.
∆T (K) 10%TOL.
∆R/R (%) 10%TOL.
∆T (K)
−40 27.4500 −6.19 4117.5 16.21 2.62 21.75 3.51
−35 20.2394 −6.00 3035.9 15.13 2.52 20.62 3.44
−30 15.0667 −5.81 2260.0 14.10 2.43 19.53 3.36
−25 11.3199 −5.63 1698.0 13.10 2.33 18.49 3.28
−20 8.5804 −5.46 1287.1 12.15 2.23 17.49 3.21
−15 6.5594 −5.29 983.9 11.23 2.12 16.53 3.13
−10 5.0554 −5.13 758.3 10.35 2.02 15.60 3.04
−5 3.9269 −4.98 589.0 9.50 1.91 14.71 2.96
0 3.0733 −4.83 461.0 8.68 1.80 13.86 2.87
5 2.4227 −4.69 363.41 7.89 1.68 13.03 2.78
10 1.9231 −4.55 288.47 7.13 1.57 12.23 2.69
15 1.5367 −4.42 230.51 6.40 1.45 11.46 2.59
20 1.2358 −4.30 185.38 5.69 1.32 10.72 2.50
25 1.0000 −4.18 150.00 5.00 1.20 10.00 2.39
30 0.8140 −4.06 122.09 5.66 1.40 10.69 2.63
35 0.6663 −3.95 99.94 6.31 1.60 11.37 2.88
40 0.5484 −3.84 82.26 6.93 1.80 12.02 3.13
45 0.4537 −3.74 68.06 7.53 2.01 12.65 3.38
50 0.3773 −3.64 56.60 8.11 2.23 13.26 3.64
55 0.3153 −3.54 47.29 8.68 2.45 13.85 3.91
60 0.2647 −3.45 39.71 9.23 2.67 14.43 4.18
65 0.2232 −3.36 33.49 9.76 2.90 14.98 4.45
70 0.1891 −3.28 28.36 10.27 3.13 15.53 4.74
75 0.1608 −3.20 24.13 10.78 3.37 16.05 5.02
80 0.1374 −3.12 20.60 11.26 3.61 16.56 5.31
85 0.1178 −3.04 17.66 11.74 3.86 17.06 5.61
90 0.1013 −2.97 15.20 12.20 4.11 17.54 5.91
95 0.0875 −2.90 13.13 12.65 4.37 18.01 6.22
100 0.0759 −2.83 11.38 13.08 4.63 18.47 6.53
105 0.0660 −2.76 9.90 13.51 4.89 18.91 6.85
110 0.0576 −2.70 8.63 13.92 5.16 19.35 7.18
115 0.0504 −2.63 7.56 14.33 5.44 19.77 7.51
120 0.0442 −2.57 6.63 14.72 5.72 20.18 7.84
125 0.0389 −2.52 5.84 15.10 6.00 20.58 8.18
130 0.0344 −2.46 5.158 15.48 6.29 20.97 8.53
135 0.0305 −2.41 4.568 15.84 6.58 21.36 8.88
140 0.0270 −2.35 4.055 16.20 6.88 21.73 9.23
145 0.0241 −2.30 3.610 16.54 7.19 22.09 9.60
150 0.0215 −2.25 3.221 16.88 7.49 22.45 9.96
1999 May 17 89
BC Components Product specification
Surface mount NTC thermistors 2322 615 1....
Table 23 Resistance values at intermediate temperatures with R25 at 330000 Ω; see also Table 2
Toper
(°C)
CATALOGUE NUMBER 2322 615 1.334
RT/R25 TC
(%/K) RT
(kΩ)5%TOL.
∆R/R (%) 5%TOL.
∆T (K) 10%TOL.
∆R/R (%) 10%TOL.
∆T (K)
−40 33.3434 −6.58 11003.3 16.83 2.56 22.39 3.40
−35 24.1285 −6.36 7962.4 15.69 2.46 21.20 3.33
−30 17.6422 −6.16 5821.9 14.60 2.37 21.05 3.25
−25 13.0283 −5.97 4299.4 13.55 2.27 18.95 3.18
−20 9.7132 −5.78 3205.4 12.54 2.17 17.90 3.10
−15 7.3081 −5.60 2411.7 11.57 2.07 16.89 3.01
−10 5.5470 −5.43 1830.5 10.64 1.96 15.91 2.93
−5 4.2457 −5.27 1401.1 9.75 1.85 14.97 2.84
0 3.2760 −5.11 1081.1 8.88 1.74 14.07 2.75
5 2.5474 −4.96 840.63 8.05 1.62 13.20 2.66
10 1.9955 −4.81 658.52 7.25 1.51 12.35 2.57
15 1.5744 −4.67 519.55 6.47 1.39 11.54 2.47
20 1.2506 −4.54 412.71 5.72 1.26 10.76 2.37
25 1.0000 −4.41 330.00 5.00 1.13 10.00 2.27
30 0.8046 −4.29 265.53 5.70 1.33 10.73 2.50
35 0.6514 −4.17 214.95 6.38 1.53 11.44 2.75
40 0.5304 −4.05 175.02 7.03 1.73 12.13 2.99
45 0.4343 −3.94 143.31 7.67 1.94 12.79 3.24
50 0.3575 −3.84 117.97 8.28 2.16 13.44 3.50
55 0.2958 −3.74 97.62 8.88 2.36 14.06 3.76
60 0.2460 −3.64 81.18 9.46 2.60 14.67 4.03
65 0.2056 −3.55 67.83 10.02 2.83 15.26 4.30
70 0.1726 −3.45 56.94 10.56 3.06 15.83 4.58
75 0.1455 −3.37 48.02 11.09 3.29 16.38 4.86
80 0.1232 −3.28 40.66 11.61 3.53 16.92 5.15
85 0.1048 −3.20 34.57 12.11 3.78 17.44 5.45
90 0.0894 −3.12 29.52 12.59 4.03 17.95 5.75
95 0.0767 −3.05 25.30 13.07 4.29 18.45 6.05
100 0.0659 −2.98 21.76 13.53 4.54 18.93 6.36
105 0.0569 −2.91 18.78 13.97 4.81 19.40 6.68
110 0.0493 −2.84 16.27 14.41 5.08 19.86 7.00
115 0.0429 −2.77 14.14 14.84 5.35 20.30 7.32
120 0.0374 −2.71 12.33 15.25 5.63 20.74 7.66
125 0.0327 −2.65 10.79 15.65 5.91 21.16 7.99
130 0.0287 −2.59 9.463 16.05 6.20 21.57 8.34
135 0.0252 −2.53 8.326 16.43 6.49 21.98 8.68
140 0.0223 −2.48 7.347 16.81 6.79 22.37 9.04
145 0.0197 −2.42 6.500 17.17 7.09 22.75 9.40
150 0.0175 −2.37 5.767 17.53 7.40 22.13 9.76
1999 May 17 90
BC Components Product specification
Surface mount NTC thermistors 2322 615 1....
Table 24 Resistance values at intermediate temperatures with R25 at 470000 Ω; see also Table 2
Toper
(°C)
CATALOGUE NUMBER 2322 615 1.474
RT/R25 TC
(%/K) RT
(kΩ)5%TOL.
∆R/R (%) 5%TOL.
∆T (K) 10%TOL.
∆R/R (%) 10%TOL.
∆T (K)
−40 37.1288 −6.79 17450.5 17.16 2.53 22.74 3.35
−35 26.5910 −6.57 12497.8 15.99 2.44 21.52 3.28
−30 19.2505 −6.36 9047.8 14.87 2.34 20.34 3.20
−25 14.0812 −6.15 6618.2 13.79 2.24 19.21 3.12
−20 10.4026 −5.96 4889.2 12.76 2.14 18.13 3.04
−15 7.7582 −5.77 3646.4 11.76 2.04 17.08 2.96
−10 5.8389 −5.60 2744.3 10.80 1.93 16.08 2.87
−5 4.4329 −5.43 2083.5 9.88 1.82 15.11 2.79
0 3.3937 −5.26 1595.0 8.99 1.71 14.18 2.70
5 2.6190 −5.10 1230.93 8.14 1.59 13.29 2.60
10 2.0367 −4.95 957.26 7.31 1.48 12.42 2.51
15 1.5956 −4.81 749.94 6.51 1.35 11.59 2.41
20 1.2589 −4.67 591.68 5.74 1.23 10.78 2.31
25 1.0000 −4.54 470.00 5.00 1.10 10.00 2.20
30 0.7995 −4.41 375.78 5.72 1.30 10.75 2.44
35 0.6433 −4.29 302.34 6.42 1.50 11.48 2.68
40 0.5207 −4.17 244.71 7.09 1.70 12.19 2.92
45 0.4239 −4.06 199.22 7.74 1.91 12.87 3.17
50 0.3470 −3.95 163.08 8.38 2.12 13.54 3.43
55 0.2856 −3.84 134.22 8.99 2.34 14.18 3.69
60 0.2362 −3.74 111.03 9.58 2.56 14.80 3.95
65 0.1964 −3.65 92.30 10.16 2.79 15.41 4.23
70 0.1640 −3.55 77.10 10.72 3.02 15.99 4.50
75 0.1377 −3.46 64.70 11.27 3.25 16.56 4.78
80 0.1160 −3.38 54.53 11.80 3.49 17.12 5.07
85 0.0982 −3.29 46.16 12.31 3.74 17.66 5.36
90 0.0835 −3.21 39.23 12.81 3.99 18.18 5.66
95 0.0712 −3.13 33.48 13.30 4.24 18.69 5.96
100 0.0610 −3.06 28.68 13.77 4.50 19.19 6.27
105 0.0525 −2.99 24.66 14.23 4.77 19.67 6.59
110 0.0453 −2.92 21.27 14.68 5.03 24.14 6.91
115 0.0392 −2.85 18.42 15.12 5.31 20.60 7.23
120 0.0340 −2.78 16.00 15.54 5.58 21.05 7.56
125 0.0297 −2.72 13.94 15.96 5.87 21.48 7.90
130 0.0259 −2.66 12.189 16.36 6.15 21.91 8.24
135 0.0227 −2.60 10.688 16.76 6.45 22.32 8.59
140 0.0200 −2.54 9.398 17.15 6.74 22.72 8.94
145 0.0176 −2.49 8.288 17.52 7.05 23.12 9.30
150 0.0156 −2.43 7.329 17.89 7.35 23.50 9.66
1999 May 17 91
BC Components Preliminary specification
Surface mount NTC thermistors 2322 615 2....
FEATURES
•High sensitivity
•High accuracy over a wide
temperature range
•Taped on reel
•Suitable for wave or reflow
soldering.
APPLICATION
•Temperature compensation,
sensing and protection in, for
example:
– Battery chargers
– Consumer equipment
– Office equipment.
DESCRIPTION
Size 0603 chip thermistors with a
negative temperature coefficient and
silver palladium contacts. The device
has no marking.
QUICK REFERENCE DATA
PARAMETER VALUE
Resistance value at 25 °C 4.7 kΩto 100 kΩ
Tolerance on R25-value ±3%; ±5%; ±10%
Tolerance on B25/85-value see Table 2
Maximum dissipation at 25 °C 125 mW
Operating temperature range −55 to +150 °C
Climatic category 40/125/56
Mass ≈0.0075 g
PACKAGING
Available in 8 mm punched paper
tape on reel packaging of 4000 units.
MECHANICAL DATA
Outline
Table 1 Component dimensions; see Fig.1
L1
(mm) W
(mm)
TL2and L3
(mm)
L4
MIN.
(mm)
MIN.
(mm) MAX.
(mm)
1.6 ±0.1 0.8 ±0.15 0.5 1.0 0.45 ±0.2 0.2
Fig.1 Component outline.
For dimensions see Table 1.
MBB211
T
L4
L1
L2L3
W
1999 May 17 92
BC Components Preliminary specification
Surface mount NTC thermistors 2322 615 2....
ELECTRICAL CHARACTERISTICS
Unless otherwise stated, measurements are in accordance with
“IEC publication 60539”
; see also Table 2.
Table 2 R25-values, B25/85-values and catalogue numbers; see Tables 4 to 8
Table 3 Solderability and resistance to soldering heat
PARAMETER VALUE
Tolerance on R25 ±3%;±5%; ±10%
Tolerance on B25/85-value see Table 2
Climatic category 40/125/56
Maximum dissipation at 25 °C 125 mW
Thermal time constant τ≈8s
Operating temperature range −55 to +150 °C
R/T values see Tables 4 to 8
R25
(Ω)B25/85-VALUE
(K)
TOLERANCE
ON B25/85
(%)
CATALOGUE NUMBER
2322 615 2....
±3% TOL.
ON R25
±5% TOL.
ON R25
±10% TOL.
ON R25
4700 3560 ±3 6472 3472 2472
10000 3620 ±3 6103 3103 2103
47000 3977 ±3 6473 3473 2473
68000 3740 ±3 6683 3683 2683
100000 3650 ±3 6104 3104 2104
IEC
60068-2-20 TEST
METHOD TEST PROCEDURE REQUIREMENTS
6 Tc solderability 3 s at 215 °C; 2 s at 235 °C∆R/R <5%
resistance to soldering heat 10 s at 260 °C∆R/R <5%
1999 May 17 93
BC Components Preliminary specification
Surface mount NTC thermistors 2322 615 2....
Table 4 Resistance values at intermediate temperatures with R25 at 4700 Ω; see also Table 2
Toper
(°C)
CATALOGUE NUMBER 2322 615 1.472
RT/R25 TC
(%/K) RT
(Ω)3% TOL.
∆R/R (%) 5% TOL.
∆R/R (%) 10% TOL.
∆R/R (%)
−40 21.9261 −5.75 103053 9.02 16.71 22.27
−35 16.5224 −5.57 77655 8.44 15.59 21.09
−30 12.5583 −5.40 59024 7.89 14.50 19.96
−25 9.6249 −5.24 45237 7.35 13.47 18.87
−20 7.4362 −5.08 34950 6.84 12.47 17.82
−15 5.7898 −4.93 27212 6.35 11.51 16.82
−10 4.5416 −4.78 21345 5.87 10.59 15.85
−5 3.5881 −4.64 16864 5.42 9.70 14.92
0 2.8545 −4.51 13416 4.98 8.85 14.03
5 2.2860 −4.38 10744 4.55 8.02 13.17
10 1.8425 −4.25 8659.5 4.14 7.23 12.33
15 1.4941 −4.13 7022.5 3.75 6.46 11.53
20 1.2189 −4.01 5728.7 3.37 5.72 10.75
25 1.0000 −3.90 4700.0 3.00 5.00 10.00
30 0.8249 −3.80 3877.2 3.36 5.69 10.73
35 0.6841 −3.69 3215.4 3.70 6.36 11.43
40 0.57025 −3.59 2680.2 4.04 7.01 12.11
45 0.47765 −3.50 2245.0 4.36 7.64 12.77
50 0.40198 −3.40 1889.3 4.67 8.25 13.41
55 0.33984 −3.31 1597.2 4.98 8.84 14.02
60 0.28856 −3.23 1356.2 5.26 9.41 14.62
65 0.24606 −3.15 1156.5 5.56 9.97 15.21
70 0.21067 −3.07 990.1 5.83 10.51 15.77
75 0.18108 −2.99 851.06 6.10 11.03 16.32
80 0.15623 −2.91 734.29 6.37 11.54 16.86
85 0.13529 −2.84 635.86 6.62 12.04 17.37
90 0.11757 −2.77 552.56 6.87 12.52 17.88
95 0.10251 −2.71 481.81 7.11 12.99 18.37
100 0.08968 −2.64 421.50 7.34 13.45 18.85
105 0.07871 −2.58 369.91 7.57 13.89 19.31
110 0.06928 −2.52 325.64 7.79 14.32 19.77
115 0.06117 −2.46 287.51 8.01 14.74 20.21
120 0.05416 −2.41 254.57 8.22 15.15 20.64
125 0.04809 −2.35 226.03 8.43 15.55 21.06
130 0.04282 −2.30 201.23 8.63 15.94 21.46
135 0.03822 −2.25 179.62 8.82 16.32 21.86
140 0.0342 −2.20 160.73 9.02 16.70 22.25
145 0.03068 −2.15 144.17 9.20 17.06 22.63
150 0.02758 −2.10 129.63 9.38 17.41 23.00
1999 May 17 94
BC Components Preliminary specification
Surface mount NTC thermistors 2322 615 2....
Table 5 Resistance values at intermediate temperatures with R25 at 10000 Ω; see also Table 2
Toper
(°C)
CATALOGUE NUMBER 2322 615 1.103
RT/R25 TC
(%/K) RT
(Ω)3% TOL.
∆R/R (%) 5% TOL.
∆R/R (%) 10% TOL.
∆R/R (%)
−40 23.0973 −5.84 230973 9.02 16.71 22.27
−35 17.3222 −5.67 173222 8.44 15.59 21.09
−30 13.1054 −5.49 131054 7.89 14.50 19.96
−25 9.99934 −5.33 99993 7.35 13.47 18.87
−20 7.69193 −5.17 76919 6.84 12.47 17.82
−15 5.96369 −5.01 59637 6.35 11.51 16.82
−10 4.6589 −4.86 46589 5.87 10.59 15.85
−5 3.66623 −4.72 36662 5.42 9.70 14.92
0 2.9054 −4.58 29054 4.98 8.85 14.03
5 2.31806 −4.45 23181 4.55 8.02 13.17
10 1.86153 −4.32 18615.3 4.14 7.23 12.33
15 1.50429 −4.20 15042.9 3.75 6.46 11.53
20 1.22295 −4.08 12229.5 3.37 5.72 10.75
25 1.00 −3.97 10000.0 3.00 5.00 10.00
30 0.82227 −3.86 8222.7 3.36 5.69 10.73
35 0.67977 −3.75 6797.7 3.70 6.36 11.43
40 0.56487 −3.65 5648.7 4.04 7.01 12.11
45 0.47174 −3.55 4717.4 4.36 7.64 12.77
50 0.39585 −3.46 3958.5 4.67 8.25 13.41
55 0.33371 −3.37 3337.1 4.98 8.84 14.02
60 0.28258 −3.28 2825.8 5.27 9.41 14.62
65 0.24031 −3.20 2403.1 5.56 9.97 15.21
70 0.20521 −3.12 2052.1 5.83 10.51 15.77
75 0.17594 −3.04 1759.37 6.10 11.03 16.32
80 0.15142 −2.96 1514.20 6.37 11.54 16.86
85 0.1308 −2.89 1308.04 6.62 12.04 17.37
90 0.1134 −2.82 1134.00 6.87 12.52 17.88
95 0.09865 −2.75 986.53 7.11 12.99 18.37
100 0.08611 −2.69 861.10 7.34 13.45 18.85
105 0.0754 −2.62 754.04 7.57 13.89 19.31
110 0.06624 −2.56 662.36 7.79 14.32 19.77
115 0.05836 −2.50 583.58 8.01 14.74 20.21
120 0.05157 −2.45 515.67 8.22 15.15 20.64
125 0.4569 −2.39 456.94 8.43 15.55 21.06
130 0.0406 −2.34 406.01 8.63 15.94 21.46
135 0.03617 −2.29 361.71 8.82 16.32 21.86
140 0.03231 −2.23 323.06 9.02 16.70 22.25
145 0.02893 −2.19 289.26 9.20 17.06 22.63
150 0.02596 −2.14 259.61 8.38 17.41 23.00
1999 May 17 95
BC Components Preliminary specification
Surface mount NTC thermistors 2322 615 2....
Table 6 Resistance values at intermediate temperatures with R25 at 47000 Ω; see also Table 2
Toper
(°C)
CATALOGUE NUMBER 2322 615 1.473
RT/R25 TC
(%/K) RT
(Ω)3% TOL.
∆R/R (%) 5% TOL.
∆R/R (%) 10% TOL.
∆R/R (%)
−40 33.21001 −6.62 1560870 9.02 16.71 22.27
−35 23.99043 −6.39 1127550 8.44 15.59 21.09
−30 17.52031 −6.18 823454 7.89 14.50 19.96
−25 12.92895 −5.98 607660 7.35 13.47 18.87
−20 9.63600 −5.78 452892 6.84 12.47 17.82
−15 7.25018 −5.60 340758 6.35 11.51 16.82
−10 5.50470 −5.42 258721 5.87 10.59 15.85
−5 4.21578 −5.25 198142 5.42 9.70 14.92
0 3.25548 −5.09 153008 4.98 8.85 14.03
5 2.53391 −4.93 119094 4.55 8.02 13.17
10 1.98726 −4.79 93401 4.14 7.23 12.33
15 1.56988 −4.64 73784 3.75 6.46 11.53
20 1.24880 −4.51 58694 3.37 5.72 10.75
25 1.00000 −4.38 47000 3.00 5.00 10.00
30 0.80592 −4.25 37878 3.36 5.69 10.73
35 0.65349 −4.13 30714 3.70 6.36 11.43
40 0.53300 −4.02 25051 4.04 7.01 12.11
45 0.43718 −3.91 20547 4.36 7.64 12.77
50 0.36053 −3.80 16945 4.67 8.25 13.41
55 0.29887 −3.70 14047 4.98 8.84 14.02
60 0.24900 −3.60 11703 5.27 9.41 14.62
65 0.20845 −3.51 9797.0 5.56 9.97 15.21
70 0.17531 −3.42 8239.5 5.83 10.51 15.77
75 0.14809 −3.33 6960.4 6.10 11.03 16.32
80 0.12564 −3.26 5905.1 6.37 11.54 16.86
85 0.10703 −3.17 5030.6 6.62 12.04 17.37
90 0.09154 −3.09 4203.6 6.87 12.52 17.88
95 0.09865 −3.01 3694.1 7.11 12.99 18.37
100 0.08611 −2.94 3183.4 7.34 13.45 18.85
105 0.0754 −2.87 2753.1 7.57 13.89 19.31
110 0.06624 −2.80 2389.1 7.79 14.32 19.77
115 0.05836 −2.74 2080.2 8.01 14.74 20.21
120 0.05157 −2.67 1817.0 8.22 15.15 20.64
125 0.4569 −2.61 1592.1 8.43 15.55 21.06
130 0.0406 −2.55 1399.2 8.63 15.94 21.46
135 0.03617 −2.50 1233.2 8.82 16.32 21.86
140 0.03231 −2.44 1090.0 9.02 16.70 22.25
145 0.02893 −2.39 966.0 9.20 17.06 22.63
150 0.02596 −2.34 858.4 8.38 17.41 23.00
1999 May 17 96
BC Components Preliminary specification
Surface mount NTC thermistors 2322 615 2....
Table 7 Resistance values at intermediate temperatures with R25 at 68000 Ω; see also Table 2
Toper
(°C)
CATALOGUE NUMBER 2322 615 1.683
RT/R25 TC
(%/K) RT
(Ω)3% TOL.
∆R/R (%) 5% TOL.
∆R/R (%) 10% TOL.
∆R/R (%)
−40 25.783 −6.07 1753245 9.02 16.71 22.27
−35 19.1253 −5.88 1300524 8.44 15.59 21.09
−30 14.32 −5.70 973760 7.89 14.50 19.96
−25 10.8187 −5.52 735675 7.35 13.47 18.87
−20 8.24438 −5.35 560618 6.84 12.47 17.82
−15 6.33489 −5.19 430772 6.35 11.51 16.82
−10 4.90655 −5.03 333646 5.87 10.59 15.85
−5 3.82943 −4.88 260401 5.42 9.70 14.92
0 3.01078 −4.74 204733 4.98 8.85 14.03
5 2.3839 −4.60 162105 4.55 8.02 13.17
10 1.90036 −4.47 129225 4.14 7.23 12.33
15 1.52479 −4.34 103686 3.75 6.46 11.53
20 1.23112 −4.22 83716 3.37 5.72 10.75
25 1.00 −4.10 68000 3.00 5.00 10.00
30 0.81697 −3.99 55554.1 3.36 5.69 10.73
35 0.67116 −3.88 45639.0 3.70 6.36 11.43
40 0.55433 −3.77 37694.3 4.04 7.01 12.11
45 0.46019 −3.67 31293.0 4.36 7.64 12.77
50 0.38393 −3.58 26107.6 4.67 8.25 13.41
55 0.32184 −3.48 21885.4 4.98 8.84 14.02
60 0.27103 −3.39 18430.3 5.27 9.41 14.62
65 0.22926 −3.30 15589.4 5.56 9.97 15.21
70 0.19475 −3.22 13242.7 5.83 10.51 15.77
75 0.16611 −3.14 11295.4 6.10 11.03 16.32
80 0.14225 −3.06 9672.7 6.37 11.54 16.86
85 0.12228 −2.99 8314.8 6.62 12.04 17.37
90 0.1055 −2.92 7173.9 6.87 12.52 17.88
95 0.09135 −2.85 6211.6 7.11 12.99 18.37
100 0.07936 −2.78 5396.8 7.34 13.45 18.85
105 0.06918 −2.71 4704.5 7.57 13.89 19.31
110 0.0605 −2.65 4114.1 7.79 14.32 19.77
115 0.05307 −2.59 3609.0 8.01 14.74 20.21
120 0.0467 −2.53 3175.4 8.22 15.15 20.64
125 0.04121 −2.47 2802.0 8.43 15.55 21.06
130 0.03646 −2.42 2479.4 8.63 15.94 21.46
135 0.03235 −2.37 2199.9 8.82 16.32 21.86
140 0.02878 −2.31 1957.0 9.02 16.70 22.25
145 0.02567 −2.26 1745.4 9.20 17.06 22.63
150 0.02295 −2.22 1560.5 9.38 17.41 23.00
1999 May 17 97
BC Components Preliminary specification
Surface mount NTC thermistors 2322 615 2....
Table 8 Resistance values at intermediate temperatures with R25 at 100000 Ω; see also Table 2
Toper
(°C)
CATALOGUE NUMBER 2322 615 1.104
RT/R25 TC
(%/K) RT
(Ω)3% TOL.
∆R/R (%) 5% TOL.
∆R/R (%) 10% TOL.
∆R/R (%)
−40 23.8997 −5.92 2389969 9.02 16.71 22.27
−35 17.8586 −5.74 1785861 8.44 15.59 21.09
−30 13.465 −5.56 1346502 7.89 14.50 19.96
−25 10.2407 −5.39 1024071 7.35 13.47 18.87
−20 7.85378 −5.23 785378 6.84 12.47 17.82
−15 6.07181 −5.07 607181 6.35 11.51 16.82
−10 4.73061 −4.92 473061 5.87 10.59 15.85
−5 3.7132 −4.77 371320 5.42 9.70 14.92
0 2.93554 −4.63 293554 4.98 8.85 14.03
5 2.33677 −4.50 233677 4.55 8.02 13.17
10 1.87249 −4.37 187249 4.14 7.23 12.33
15 1.51004 −4.24 151004 3.75 6.46 11.53
20 1.22522 −4.12 122522 3.37 5.72 10.75
25 1.00 −4.01 100000 3.00 5.00 10.00
30 0.82081 −3.89 82081.4 3.36 5.69 10.73
35 0.67742 −3.79 67741.7 3.70 6.36 11.43
40 0.56201 −3.68 56201.1 4.04 7.01 12.11
45 0.46863 −3.59 46862.6 4.36 7.64 12.77
50 0.39266 −3.49 39266.1 4.67 8.25 13.41
55 0.33055 −3.40 33055.3 4.98 8.84 14.02
60 0.27953 −3.31 27952.7 5.27 9.41 14.62
65 0.23741 −3.22 23740.6 5.56 9.97 15.21
70 0.20248 −3.14 20247.7 5.83 10.51 15.77
75 0.17339 −3.06 17338.6 6.10 11.03 16.32
80 0.14905 −2.99 14905.4 6.37 11.54 16.86
85 0.12862 −2.91 12861.8 6.62 12.04 17.37
90 0.11139 −2.84 11138.6 6.87 12.52 17.88
95 0.0968 −2.77 9680.1 7.11 12.99 18.37
100 0.08441 −2.71 8441.1 7.34 13.45 18.85
105 0.07385 −2.64 7384.6 7.57 13.89 19.31
110 0.06481 −2.58 6480.8 7.79 14.32 19.77
115 0.05705 −2.52 5704.9 8.01 14.74 20.21
120 0.05037 −2.46 5036.7 8.22 15.15 20.64
125 0.04459 −2.41 4459.4 8.43 15.55 21.06
130 0.03959 −2.35 3959.2 8.63 15.94 21.46
135 0.03524 −2.30 3524.4 8.82 16.32 21.86
140 0.03146 −2.25 3145.5 9.02 16.70 22.25
145 0.02814 −2.20 2814.4 9.20 17.06 22.63
150 0.02524 −2.15 2524.2 9.38 17.41 23.00
