18.1
Shape and size : ( Dimensions are in mm )
Features : Ordering information :
．Directly connected electrode on ferrite core. SMT DRH104R - 470 N
．Ideal inductors for DC-DC co nversion. (1) (2) (3) (4)
．High power, High saturation inductors . (1) Type : Surface Mountable Type.
．With magnetic shield against ra diation . (2) Style : DR Core with RI shield , 104R is size.
．Available on tape and reel for auto surface (3)Induct ance : Example : 470 for 47 uH.
mounting. (4)Induct ance tolerance : N : ± 30%.
Inductance and rated current ranges : Characteristics :
．SMTDRH5D28R 2.5~100uH 2.6~0.40A ．Saturation Rated Current (Isat): The current when the inductance
．SMTDRH103R 10~150 uH 2.7~0.70A becomes 30%(0402HC is 10%) lower than its initial value. (Ta=20℃)
．SMTDRH104R 1.3~330uH 10.0~0.70A ．Temperat ure Rise Current (Irms): The current when temperature
．SMTDRH105R 10~1000uH 3.45~0.35A of coil increases up to Max. △T=40℃. (Ta=20℃)
．Operating temp. : -30℃ to 105℃
．Test equipments : Applications :
L tested by Agilent 4284A LCR meter . ．Power supply for VTRs .
DCR tested by Milli-ohm meter . ．LCD televisions .
．Notebook PCs .
．Electrical specifications at 25℃. ．Portable communication equipment .
．DC/DC converters,etc.
SHIELDED SMT POWER INDUCTORS
SMTDRH 5D28R/103R/104R/105R TYPE
18.2
L DC Resistance Irms (Amp) Max. Isat (Amp) Max.
Part No. ( mOHM )Max.
(μH) 5D28R 103R 104R 105R 5D28R 103R 104R 105R 5D28R 103R 104R 105R
R80N 0.8 5.7 4.3 6.50 7.50 9.0 12.00
1R5N 1.5 11.0 8.1 5.8 4.20 6.5 7.00 7.0 10 9.00
2R2N 2.2 16.9 7.2 4.05 6.30 5.8 7.50
2R5N 2.5 17.6 10 2.60 6.1 2.60 7.5
3R3N 3.3 20.3 21.0 10.4 2.30 3.80 5.75 2.30 4.6 6.00
3R8N 3.8 13 5.5 6.0
4R0N 4.0 27.0 2.10 2.10
4R7N 4.7 30.0 12.3 3.30 4.75 4.0 5.20
5R0N 5.0 31.1 1.85 1.85
5R2N 5.2 22 5.4 5.5
6R0N 6.0 41.9 1.70 1.70
6R8N 6.8 35.0 18.0 3.15 4.10 3.2 4.20
7R0N 7.0 27 4.5 4.8
8R0N 8.0 49.9 1.50 1.50
8R2N 8.2 50.0 20.0 2.50 4.00 3.0 3.80
100N 10 54.0 58.1 35 25.8 1.30 2.40 3.8 3.75 1.30 2.7 4.4 3.45
120N 12 71.6 72.1 32.0 1.20 2.10 3.0 1.20 2.4 3.40
150N 15 82.4 86.5 50 40 1.10 2.05 3.1 2.65 1.10 2.2 3.6 2.83
180N 18
101.5 116.1 46.0 1.05 1.50 2.20 1.05 2.0 2.62
220N 22 119.0 143.0 73 58.5 0.95 1.20 2.5 1.80 0.95 1.8 2.9 2.44
270N 27 146.0 175.9 65.4 0.85 1.15 1.70 0.85 1.65 2.24
330N 33 182.5 202.0 93 81.4 0.76 1.10 2.2 1.65 0.76 1.48 2.3 1.88
390N 39 209.5 268.9 103.1 0.68 1.00 1.60 0.68 1.35 1.70
470N 47 229.5 299.0 128 122.1 0.60 0.90 1.9 1.50 0.60 1.20 2.1 1.56
560N 56 305.0 325.0 144.8 0.55 0.78 1.45 0.55 1.15 1.39
680N 68 351.0 429.0 213 193.0 0.48 0.68 1.42 1.20 0.48 1.05 1.5 1.36
820N 82 418.5 494.0 219.4 0.45 0.63 0.95 0.45 0.95 1.20
101N 100 520.0 683.0 304 247.0 0.40 0.56 1.25 0.90 0.40 0.85 1.35 1.09
121N 120 754.0 298.4 0.53 0.85 0.76 1.00
151N 150 871.0 506 355.1 0.51 0.85 0.80 0.70 1.15 0.91
181N 180 393.4 0.75 0.84
221N 220 756 483.8 0.70 0.70 0.92 0.75
271N 270 632.5 0.60 0.68
331N 330 1090 780.0 0.52 0.50 0.70 0.60
391N 390 957.5 0.45 0.57
471N 470 1220.4 0.42 0.50
561N 560 1352.4 0.39 0.47
681N 680 1519.2 0.36 0.43
821N 820 1694.4 0.34 0.39
102N 1000 1946.4 0.32 0.35
Notes:
Measuring Frequency : 100kHz 0.1V.
Tolerance of Inductance : N : ± 30%.
SHIELDED SMT POWER INDUCTORS
SMTDRH 5D28R/103R/104R/105R TYPE
