21.1
Shape and size: (Dimensions are in mm)
ITEM A(max) B(max)
C(max)
D E F G H I J
SMTDRRI8D28 8.3 10.8 3.1 6.3 1.2 2.5 10.1
2.8 6.1 2.0
SMTDRRI8D38 8.3 11.0 4.0 6.3 1.2 2.5 10.1
2.8 6.1 2.0
SMTDRRI8D43 8.3 10.8 4.5 6.3 1.2 2.5 10.1
2.8 6.1 2.0
SMTDRRI8D58 8.3 11.0 6.0 6.3 1.2 2.5 10.1
2.8 6.1 2.0
Features: Ordering information:
．Magnetically shielded construction. SMT DRRI8D28 -- 100 M
．Low DC resistance. (1) (2) (3) (4)
．Suitable for large currents. (1) Type: Surface Mountable Type.
．Available on tape an d reel for auto surface mounting. (2) Style: DR core with RI Shield.
．RoHS compliant. 8D is 8.0mm square and 28 is about 3.1mm height.
(3) Inductance: 100 for 10 uH.
(4) Inductance tolerance: N:± 30%; M: ± 20%.
Inductance and rated current ranges: Characteristics:
．SMTDRRI8D28 2.5~220uH 5.00~0.55A ．Saturation Rated Current: The current when the inductance
．SMTDRRI8D38 1.8~100uH 7.00~1.05A becomes 35% l ower than its initial value. (Ta=20℃)
．SMTDRRI8D43 2.0~100uH 7.00~1.30A ．Temperature Rise Current: The current when temperature of coil
．SMTDRRI8D58 2.8~100uH 4.70~0.80A increases up to Max. △T=40℃. (Ta=20℃)
．Test equipments: ．Operating temper ature : -30 ℃ to 105 ℃.
L tested by Agilent 4284A Precision LCR meter. Applications:
DCR tested by Milli-ohm meter. ．Power supply for VTRs.
．Electrical specifications at 25℃. ．LCD televisions, Notebook PCs.
．Portable communication equipment.
．DC to DC converters, etc.
SHIELDED SMT POWER INDUCTORS
SMTDRRI8D28/38/43/58 TYPE
21.2
Inductance Test DCR Saturation Temperature
Part No. Stamp Freq. mOHM Rated Current Rise current
L (uH) (1.0V) Max. (Typ.) (A) Max. (A) Max.
SMTDRRI8D28-2R5N 2R5 2.5 100 KHz 22.0 (17) 5.00 4.80
SMTDRRI8D28-3R3N 3R3 3.3 100 KHz 28.0 (22) 4.50 4.20
SMTDRRI8D28-4R7N 4R7 4.7 100 KHz 33.8 (26) 3.80 3.70
SMTDRRI8D28-7R3N 7R3 7.3 100 KHz 52.0 (40) 3.00 3.20
SMTDRRI8D28-100M 100 10.0 100 KHz 71.0 (55) 2.70 2.35
SMTDRRI8D28-150M 150 15.0 100 KHz 91.0 (70) 2.20 1.85
SMTDRRI8D28-220M 220 22.0 100 KHz 135 (105) 1.80 1.45
SMTDRRI8D28-330M 330 33.0 100 KHz 208 (160) 1.50 1.30
SMTDRRI8D28-470M 470 47.0 100 KHz 273 (210) 1.25 1.00
SMTDRRI8D28-680M 680 68.0 100 KHz 403 (310) 1.00 0.90
SMTDRRI8D28-101M 101 100.0 100 KHz 533 (410) 0.90 0.75
SMTDRRI8D28-151M 151 150.0 100 KHz 820 (630) 0.75 0.65
SMTDRRI8D28-181M 181 180.0 100 KHz 880 (680) 0.65 0.55
SMTDRRI8D28-221M 221 220.0 100 KHz 1120(870) 0.55 0.50
Inductance Test DCR Saturation Temperature
Part No. Stamp Freq. mOHM Rated Current Rise current
L (uH) (1.0V) Max. (Typ.) (A) Max. (A) Max.
SMTDRRI8D38-1R8N 1R8 1.8 100 KHz 15.6 (12) 7.0 6.8
SMTDRRI8D38-2R5N 2R5 2.5 100 KHz 17.5 (14) 6.5 6.0
SMTDRRI8D38-3R5N 3R5 3.5 100 KHz 24 (17) 5.0 5.2
SMTDRRI8D38-4R7N 4R7 4.7 100 KHz 29 (22) 4.6 4.4
SMTDRRI8D38-6R0N 6R0 60.0 100 KHz 32 (24) 4.2 4.0
SMTDRRI8D38-100N 100 10.0 100 KHz 48 (43) 3.0 3.2
SMTDRRI8D38-150N 150 15.0 100 KHz 67 (61) 2.75 2.5
SMTDRRI8D38-220N 220 22.0 100 KHz 105 (86) 2.30 2.0
SMTDRRI8D38-330N 330 33.0 100 KHz 157 (128) 1.75 1.6
SMTDRRI8D38-470N 470 47.0 100 KHz 189 (163) 1.52 1.42
SMTDRRI8D38-680N 680 68.0 100 KHz 290 (232) 1.30 1.08
SMTDRRI8D38-101N 101 100.0 100 KHz 410 (355) 1.05 0.88
SHIELDED SMT POWER INDUCTORS
SMTDRRI8D28/38 TYPE
21.3
Inductance Test DCR Saturation Temperature
Part No. Stamp Freq. mOHM Rated Current Rise current
L (uH) (1.0V) Max. (Typ.) (A) Max. (A) Max.
SMTDRRI8D43 -2R0N 2R0 2.0 100 KHz 14.0 (11) 7.0 5.5
SMTDRRI8D43-3R3N 3R3 3.3 100 KHz 17.0(13) 6.2 5.0
SMTDRRI8D43-3R9N 3R9 3.9 100 KHz 19.0 (15) 5.9 4.5
SMTDRRI8D43-4R7N 4R7 4.7 100 KHz 22.0 (17) 5.6 4.1
SMTDRRI8D43-6R8N 6R8 6.8 100 KHz 30.0 (23) 4.4 3.5
SMTDRRI8D43-100M 100 10.0 100 KHz 36.0 (29) 4.0 3.2
SMTDRRI8D43-150M 150 15.0 100 KHz 53.0 (42) 2.9 2.3
SMTDRRI8D43-220M 220 22.0 100 KHz 75.0 (60) 2.6 1.8
SMTDRRI8D43-330M 330 33.0 100 KHz 125 (100) 2.2 1.4
SMTDRRI8D43-470M 470 47.0 100 KHz 180 (140) 1.8 1.3
SMTDRRI8D43-680M 680 68.0 100 KHz 240 (190) 1.5 1.0
SMTDRRI8D43-101M 101 100.0 100 KHz 360 (290) 1.3 0.8
Inductance Test DCR Saturation Temperature
Part No. Stamp Freq. mOHM Rated Current Rise current
L (uH) (1.0V) Max. (Typ.) (A) Max. (A) Max.
SMTDRRI8D58 -2R8N 2R0 2.8 100 KHz 15.0 (12) 4.7 6.9
SMTDRRI8D58-3R9N 3R9 3.9 100 KHz 16.3(13) 4.1 6.3
SMTDRRI8D58-5R0N 5R0 5.0 100 KHz 17.5 (14) 3.8 6.0
SMTDRRI8D58-6R2N 6R2 6.2 100 KHz 20.0 (16) 3.3 5.5
SMTDRRI8D58-100N 100 10.0 100 KHz 25.6 (22) 2.6 4.5
SMTDRRI8D58-150N 150 15.0 100 KHz 36.3 (27) 2.3 3.6
SMTDRRI8D58-220N 220 22.0 100 KHz 45.3 (39) 1.7 3.3
SMTDRRI8D58-330N 330 33.0 100 KHz 65.3 (52) 1.5 2.7
SMTDRRI8D58-470N 470 47.0 100 KHz 90.5 (75) 1.2 2.2
SMTDRRI8D58-680N 680 68.0 100 KHz 130 (104) 1.0 1.7
SMTDRRI8D58-101N 101 100.0 100 KHz 175 (140) 0.8 1.4
SHIELDED SMT POWER INDUCTORS
SMTDRRI8D43/58 TYPE