Features
1. EIA size 0402, 0603, 0805, 1206
2. Highly reliable monolithic structure
3. Wide resistance range
4. Cost effective
5. A
g
enc
y
reco
g
nition: UL
PART NUMBERING SYSTEM
TSM 2 A 104 H 39 H 2 R
Meritek Series
Size
CODE 1 2
0603 0805
Beta Value
CODE A B
B25/85 B25/50
Part No. (R25)
CODE 102 103
1K 10K
Tolerance of Resistor
CODE
F
G
H
J
K
(%)
±10
Beta Value—first 2 digits
CODE
30
31
….
39
40
41
…..
30
31
….
39
40
41
….
Beta Value—last 2 digits
CODE
0
A
1
2
D
5
F
….
H
H
00
05
10
20
35
50
55
….
75
75
Tolerance of Beta Value
CODE 1 2 3
(%) ± 1 ± 2 ± 3
Standard Packaging
CODE R B
Reel Bulk
Dimensions
UL E223037
MERITEK
NTC Thermistors TSM Series
SMD Thermistors
Part no. Size L nor. W nor. T max. ľmin.
TSM0 0402 1.00±0.15 0.50±0.10 0.60 0.2
TSM1 0603 1.60±0.15 0.80±0.15 0.95 0.3
TSM2 0805 2.00±0.20 1.25±0.20 1.20 0.4
TSM3 1206 3.20±0.30 1.60±0.20 1.50 0.5
Specifications are subject to change without notice. rev.6a
 Electrical Characteristics
Safety
Approvals
Zero Power
Resistance
at 25°C
Tolerance
of
R25
B
Value
Tolerance
of
B value
Max.
Power
Rating
at 25°C
Dissipation
Factor
Thermal
Time
Constant
Operating
Temperature
Range
Part No.
R25(KӨ)( ±%) (K) (±%) Pmax(mW) į(mW/°C) IJ(Sec.) TL~TU(°C)
UL
TSM0A103^34D* 10 3435
TSM0A103^391* 10 3910
TSM0A223^393* 22 3930
TSM0A333^393* 33 3930
TSM0A473^393* 47 3930
TSM0A503^395* 50 3950
TSM0A683^405* 68 4050
TSM0A104^39H* 100 3975
TSM0A224^405* 220 4050
TSM0A474^409* 470
1Ε2Ε3
5Ε10 25/85
4090
1Ε2Ε3
TSM0B474^470* 470 5Ε10 25/50 4700 2Ε3
170 Approx.
1.7
Approx.
2
-40 ~ +125
TSM1A202^340* 23400
TSM1A222^34D* 2.2
1Ε2Ε3Ε
5Ε10 25/85 3435
TSM1B222^395* 2.2 5Ε10 25/50 3950
TSM1A472^34D* 4.7 3435
TSM1A472^367* 4.7 3670
TSM1A502^34D* 53435
TSM1A682^34D* 6.8
1Ε2Ε3Ε
5Ε10
3435
TSM1A682^430* 6.8 5Ε10 4300
TSM1A103^34D* 10 3435
TSM1A103^39H* 10
25/85
3975
TSM1B103^425* 10 25/50 4250
TSM1A123^380* 12 3800
TSM1A153^395* 15 3950
TSM1A223^39H* 22 3975
TSM1A333^39H* 33 3975
TSM1A473^39H* 47 3975
TSM1A503^39H* 50 3975
TSM1A683^39H* 68 3975
TSM1A104^405* 100
25/85
4050
TSM1B104^425* 100 25/50 4250
TSM1A104^436* 100 4360
TSM1A154^406* 150 4060
TSM1A204^410* 200 4100
TSM1A224^410* 220 4100
TSM1A334^415* 330 4150
TSM1A474^410* 470
25/85
4100
TSM1B474^446* 470
1Ε2Ε3Ε
5Ε10
25/50 4460
1Ε2Ε3210 Approx
2.1
Approx
3.1 -40~+125
Note 1: ^ = Tolerance of R25
Note 2: * = Tolerance of B value
*Special specification are available upon request
MERITEK
NTC Thermistors TSM Series
SMD Thermistors
 Electrical Characteristics
Safety
Approvals
Zero Power
Resistance
at 25°C
Tolerance
of
R25
B
Value
Tolerance
of
B value
Max.
Power
Rating
at 25°C
Dissipation
Factor
Thermal
Time
Constant
Operating
Temperature
Range
Part No.
R25(KӨ)( ±%) (K) (±%) Pmax(mW) į(mW/°C) IJ(Sec.) TL~TU(°C)
UL
TSM2A102^320* 13200
TSM2A472^34D* 4.7 3435
TSM2A502^34D* 53435
TSM2A682^34D* 6.8 3435
TSM2A103^34D* 10 3435
TSM2A103^380* 10 3800
TSM2A103^39H* 10 3975
TSM2A153^395* 15 3950
TSM2A203^395* 20 3950
TSM2A223^380* 22 3800
TSM2A223^39H* 22 3975
TSM2A303^39H* 30 3975
TSM2A473^39H* 47 3975
TSM2A503^39H* 50 3975
TSM2A683^39H* 68 3975
1Ε2Ε3240 Approx
3.2
Approx
5.4
-40~+125
TSM2A104^405* 100 4050
TSM2A204^410* 200 4100
TSM2A224^410* 220
1Ε2Ε3Ε
5Ε10 25/85
4100
1Ε2Ε3240 Approx
3.2
Approx
5.4 -40~+125
TSM3A472^34D* 4.7 3435
TSM3A502^34D* 5 3435
TSM3A103^34D* 10 3435
TSM3A103^39H* 10 3975
TSM3A223^39H* 22 3975
TSM3A473^39H* 47 3975
TSM3A503^39H* 50 3975
TSM3A683^39H* 68 3975
TSM3A104^405* 100 4050
TSM3A204^410* 200 4100
TSM3A224^410* 220 4100
TSM3A474^425* 470
1Ε2Ε3Ε
5Ε10
25/85
4250
1Ε2Ε3320 Approx
3.2
Approx
6.7
-40~+125
Note 1: ^ = Tolerance of R25
Note 2: * = Tolerance of B value
*Special specification are available upon request
MERITEK
NTC Thermistors TSM Series
SMD Thermistors