14.1
Shape and size : ( Dimensions are in mm )
Features : Ordering information :
．Silver Plated Type, Low cost design. SMT DRRI105B - 101 K
．High power, High saturation inductors. (1) (2) (3) (4)
．With magnetic shield against ra diation. (1) Type : Surface Mountable Type.
．Ideal inductors for DC-DC co nversion. (2) Style : DR Core with RI core , 105B is size.
．Available on tape and re el for auto surface (3)Inductan ce : Example : 101 for 100 uH.
mounting. (4)Inductance tolerance :
K : ± 10% , L : ± 15% , M : ± 20%.
Inductance and rated current ranges : Characteristics :
．SMTDRRI63B 10~68uH 1.0 ~0.42A ． Rated DC Current: It is either the inducta nce is 10%
．SMTDRRI74B 10~270uH 1.65~0.33A (125B is 25%) lower than its initial value in D.C. saturation
．SMTDRRI105B 10~470uH 2.06~0.33A characteristics or temperature raise becomes △T=40℃
．SMTDRRI125B 10~820uH 2.65~0.36A (Ta=20℃), whichever is lower.
．Operating temperature : -30 ℃ to 105 ℃ .
Applications :
．Test equipments : ．Power supply for VTRs.
L @ 1KHz by Agilent 4284A LCR meter . ．LCD televisions.
L @ 2.52 MHz by Agilent 4285A LCR meter. ．Notebook PCs.
DCR tested by Milli-ohm meter. ．Portable communication equipment.
．Electrical specifications at 25℃. ．DC/DC converters,etc.
SHIELDED SMT POWER INDUCTORS
SMTDRRI 63B/74B/105B/125B TYPE
14.2
L DC Resistance Rated DC Current
Part No. ( OHM )Max. ( Amp )Max.
(μH) 63B 74B 105B 125B 63B 74B 105B 125B
100 10 0.14 0.07 0.06 0.05 1.00 1.65 2.06 2.65
120 12 0.16 0.07 0.07 0.05 0.94 1.57 1.94 2.50
150 15 0.18 0.08 0.07 0.06 0.86 1.39 1.72 2.45
180 18 0.25 0.10 0.08 0.06 0.78 1.29 1.58 2.40
220 22 0.32 0.13 0.08 0.07 0.76 1.12 1.42 2.20
270 27 0.36 0.16 0.10 0.08 0.64 1.06 1.32 2.00
330 33 0.41 0.18 0.11 0.10 0.61 0.97 1.16 1.80
390 39 0.47 0.18 0.12 0.11 0.53 0.91 1.10 1.65
470 47 0.51 0.27 0.14 0.12 0.50 0.80 1.00 1.50
560 56 0.72 0.29 0.19 0.15 0.46 0.76 0.93 1.38
680 68 0.82 0.33 0.21 0.17 0.42 0.68 0.85 1.26
820 82 0.43 0.28 0.20 0.62 0.79 1.14
101 100 0.49 0.34 0.25 0.55 0.72 1.05
121 120 0.68 0.37 0.28 0.49 0.63 0.95
151 150 0.94 0.51 0.40 0.44 0.55 0.85
181 180 1.00 0.57 0.48 0.40 0.50 0.77
221 220 1.18 0.78 0.52 0.36 0.47 0.70
271 270 1.30 0.87 0.70 0.33 0.41 0.63
331 330 1.20 0.80 0.37 0.57
391 390 1.34 1.08 0.35 0.52
471 470 1.50 1.20 0.33 0.48
561 560 1.34 0.44
681 680 1.78 0.40
821 820 2.00 0.36
Note:
Measuring Freq.(L):10~82uH (2.52MHz 0.25V) 100~470uH(1KHz 0.25V)
Tolerance of Inductance :
SMTDRRI63B 10~27uH ± 20%(M) 33~68uH ± 15%(L)
SMTDRRI74B 10~27uH ± 20%(M) 33~82uH ± 15%(L) 100~270uH ±10%(K)
SMTDRRI105B 10~27uH ± 20%(M) 33~82uH ± 15%(L) 100~470uH ± 10%(K)
SMTDRRI125B 10~18uH ± 20%(M) 22~820uH +20% -15%(M)
SHIELDED SMT POWER INDUCTORS
SMTDRRI 63B/74B/105B/125B TYPE
