17.4
Shape and size: (Dimensions are in mm)
ITEM A B C (max)
H I J
SMTDRRI129 12.0±0.5
12.0±0.5
10 5.4
2.9 7.0
Features: Ordering information:
．High power,High saturation inductors SMT DRRI129 - 100 M
．With magnetic shield against tadiation (1) (2) (3) (4)
．Directly connected electrode on ferrite core. (1) Type:Surface mountable type.
．Magnetically shielded construction. (2) Style: DR core with RI Shield.
．Highly accurate d imensions for automatic mounting (3) Inductance: 100 for 10.0 uH.
．RoHS compliant. (4) Inductance tolerance: M: ± 20%. N: ± 30%.
Inductance and rated current ranges: Characteristics:
．SMTDRRI129 1.2~2.2mH 0.43~19.9A ．Saturation Rated Current: The current when the inductance
becomes 25% lower than its init ial value. (Ta=20℃)
．Test equipments : ．Temperature Rise Current: The current when temperature of coil
L tested by A gilent 4284A Precision LCR meter. increases up to Max. △T=40℃. (Ta=20℃)
DCR tested by Milli-ohm meter. ．Operating temperature : -40 ℃ to 125 ℃.
．Electrical specifications at 25℃. Applications:
．Power supply for VTRs
．Notebook PCs
．DC/DC converters,etc.
SHIELDED SMT POWER INDUCTORS
SMTDRRI129 TYPE
17.5
Inductance Test DCR Saturation Rated Temperature
Part No. Stamp Freq. mOHM Current (A) Max. Rise current
L (uH) (1V) Max. (Typ.) 25℃ (A) Max.
1R0N 1R0 1.0 100 KHz 6.5 (4.4) 19.9 11.6
1R8N 1R8 1.8 100 KHz 7.5 (5.2) 13.4 11.0
2R5N 2R5 2.5 100 KHz 9.0 (6.4) 12.2 10.3
3R5N 3R5 3.5 100 KHz 10.7 (7.7) 12.0 8.70
4R7N 4R7 4.7 100 KHz 12 (8.9) 10.1 8.40
6R8N 6R8 6.8 100 KHz 13(9.9) 8.56 7.10
7R5N 7R5 7.5 100 KHz 15 (11) 8.48 6.80
100N 10 10.0 1.0 KHz 18 (14) 7.12 6.95
120M 120 12.0 1.0 KHz 19 (15) 7.04 6.20
150M 150 15.0 1.0 KHz 26 (21) 5.84 5.22
220M 220 22.0 1.0 KHz 29 (23) 5.12 4.95
330M 330 22.0 1.0 KHz 53 (42) 4.25 3.60
470M 470 47.0 1.0 KHz 63(50) 3.60 3.45
560M 560 56.0 1.0 KHz 68(54) 2.85 2.95
680M 680 68.0 1.0 KHz 93(74) 2.76 2.85
820M 820 82.0 1.0 KHz 99(79) 2.62 2.60
101M 101 100.0 1.0 KHz 126(101) 2.31 2.45
121M 121 120.0 1.0 KHz 154(123) 2.05 2.20
151M 151 150.0 1.0 KHz 174(139) 1.80 1.90
181M 181 180.0 1.0 KHz 191(153) 1.66 1.86
221M 221 220.0 1.0 KHz 246(197) 1.64 1.72
331M 331 330.0 1.0 KHz 386(309) 1.28 1.28
471M 471 470.0 1.0 KHz 471(377) 1.06 1.25
561M 561 560.0 1.0 KHz 650(520) 1.01 0.98
681M 681 680.0 1.0 KHz 730(584) 0.83 0.96
821M 821 820.0 1.0 KHz 824(659) 0.81 0.94
102M 102 1000.0 1.0 KHz 1200(970) 0.70 0.78
122M 122 1200.0 1.0 KHz 1330(1110) 0.64 0.79
152M 152 1500.0 1.0 KHz 1990(1660) 0.56 0.58
182M 182 1800.0 1.0 KHz 2180(1820) 0.48 0.54
222M 222 2200.0 1.0 KHz 2580(2150) 0.43 0.52
SHIELDED SMT POWER INDUCTORS
SMTDRRI129 TYPE
