2009/10 EDITION MAGNETIC COMPONENTS SELECTOR GUIDE
We reserve the right to change specifications without prior notice.
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113
HM79-30330LF 33 0.170 0.85
HM79-30390LF 39 0.217 0.74
HM79-30470LF 47 0.252 0.68
HM79-30560LF 56 0.282 0.64
HM79-30680LF 68 0.332 0.59
HM79-30820LF 82 0.406 0.54
HM79-30101LF 100 0.481 0.51
HM79-30121LF 120 0.536 0.49
HM79-30151LF 150 0.755 0.40
HM79-30181LF 180 1.022 0.36
HM79-30221LF 220 1.200 0.31
HM79-30271LF 270 1.306 0.29
HM79-30331LF 330 1.495 0.28
HM79-40100LF 10 0.07 2.30
HM79-40120LF 12 0.08 2.00
HM79-40150LF 15 0.09 1.80
HM79-40180LF 18 0.10 1.60
HM79-40220LF 22 0.11 1.50
HM79-40270LF 27 0.12 1.30
HM79-40330LF 33 0.13 1.20
HM79-40390LF 39 0.16 1.10
HM79-40470LF 47 0.18 1.00
HM79-40560LF 56 0.24 0.94
HM79-40680LF 68 0.28 0.85
HM79-40820LF 82 0.37 0.78
HM79-40101LF 100 0.43 0.72
HM79-40121LF 120 0.47 0.66
HM79-40151LF 150 0.64 0.58
HM79-40181LF 180 0.71 0.51
HM79-40221LF 220 0.96 0.49
HM79-40271LF 270 1.11 0.42
HM79-40331LF 330 1.26 0.40
HM79-40391LF 390 1.77 0.36
HM79-40471LF 470 1.96 0.34
HM79-452R3LF 2.3 0.008 9.00
HM79-461R5LF 1.5 0.005 14.00
HM79-50100LF 10 0.053 2.38
HM79-50120LF 12 0.061 2.13
HM79-50150LF 15 0.070 1.87
HM79-50180LF 18 0.081 1.73
HM79-50220LF 22 0.088 1.60
HM79-50270LF 27 0.100 1.44
HM79-50330LF 33 0.120 1.26
HM79-50390LF 39 0.151 1.20
• OperatingTemperatureRange -40°Cto+125°C
• AmbientTemperature,Maximum 70°C
• InsulationSystem ClassF,155°C
• TemperatureRise,Maximum 40°C
• OperatingFrequency Upto3MHz
HM79
Electrical / Environmental
LowCostMediumPowerSurfaceMountInductors
HM79-101R0LF 1.0 0.048 2.56
HM79-101R4LF 1.4 0.056 2.52
HM79-101R8LF 1.8 0.063 1.95
HM79-102R2LF 2.2 0.071 1.75
HM79-102R7LF 2.7 0.078 1.58
HM79-103R3LF 3.3 0.086 1.44
HM79-103R9LF 3.9 0.093 1.33
HM79-104R7LF 4.7 0.108 1.15
HM79-105R6LF 5.6 0.125 0.99
HM79-106R8LF 6.8 0.131 0.95
HM79-108R2LF 8.2 0.146 0.84
HM79-10100LF 10 0.182 1.04
HM79-10120LF 12 0.210 0.97
HM79-10150LF 15 0.235 0.85
HM79-10180LF 18 0.338 0.74
HM79-10220LF 22 0.378 1.00
HM79-10270LF 27 0.522 0.62
HM79-10330LF 33 0.540 0.56
HM79-201R0LF 1.0 0.015 8.00
HM79-204R7LF 4.7 0.057 5.50
HM79-206R8LF 6.8 0.060 2.00
HM79-20100LF 10 0.10 1.44
HM79-20120LF 12 0.12 1.40
HM79-20150LF 15 0.14 1.30
HM79-20180LF 18 0.15 1.23
HM79-20220LF 22 0.18 1.11
HM79-20270LF 27 0.20 0.97
HM79-20330LF 33 0.23 0.88
HM79-20390LF 39 0.32 0.80
HM79-20470LF 47 0.37 0.72
HM79-20560LF 56 0.42 0.68
HM79-20680LF 68 0.46 0.61
HM79-20820LF 82 0.60 0.58
HM79-20101LF 100 0.70 0.52
HM79-20121LF 120 0.93 0.48
HM79-20151LF 150 1.10 0.40
HM79-20181LF 180 1.38 0.38
HM79-20221LF 220 1.57 0.35
HM79-30100LF 10 0.080 1.44
HM79-30120LF 12 0.089 1.39
HM79-30150LF 15 0.104 1.24
HM79-30180LF 18 0.111 1.12
HM79-30220LF 22 0.129 1.07
HM79-30270LF 27 0.153 0.94
Specifications @ 25°C
DC Rated
Part Inductance Resistance Current (2)
Number µH ± 20% (1) W Max . Amps
DC Rated
Part Inductance Resistance Current (2)
Number µH ± 20% (1) W Max . Amps
RoHS
Compliant
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MAGNETIC COMPONENTS SELECTOR GUIDE 2009/10 EDITION
We reserve the right to change specifications without prior notice.
114
HM79-60270LF 27 0.11 1.76
HM79-60330LF 33 0.12 1.50
HM79-60390LF 39 0.14 1.37
HM79-60470LF 47 0.17 1.28
HM79-60560LF 56 0.19 1.17
HM79-60680LF 68 0.22 1.11
HM79-60820LF 82 0.25 1.00
HM79-60101LF 100 0.35 0.97
HM79-60121LF 120 0.40 0.89
HM79-60151LF 150 0.47 0.78
HM79-60181LF 180 0.63 0.72
HM79-60221LF 220 0.73 0.66
HM79-60271LF 270 0.97 0.57
HM79-60331LF 330 1.15 0.52
HM79-60391LF 390 1.30 0.48
HM79-60471LF 470 1.48 0.42
HM79-60561LF 560 1.90 0.33
HM79-60681LF 680 2.25 0.28
HM79-60821LF 820 2.55 0.24
HM79-50470LF 47 0.170 1.10
HM79-50560LF 56 0.199 1.01
HM79-50680LF 68 0.223 0.91
HM79-50820LF 82 0.252 0.85
HM79-50101LF 100 0.344 0.74
HM79-50121LF 120 0.396 0.69
HM79-50151LF 150 0.544 0.61
HM79-50181LF 180 0.621 0.56
HM79-50221LF 220 0.721 0.53
HM79-50271LF 270 0.949 0.45
HM79-50331LF 330 1.100 0.42
HM79-50391LF 390 1.245 0.38
HM79-50471LF 470 1.526 0.35
HM79-50561LF 560 1.904 0.32
HM79-60100LF 10 0.06 2.60
HM79-60120LF 12 0.07 2.45
HM79-60150LF 15 0.08 2.27
HM79-60180LF 18 0.09 2.15
HM79-60220LF 22 0.10 1.95
Specifications @ 25°C (Cont’d)
DC Rated
Part Inductance Resistance Current (2)
Number µH ± 20% (1) W Max Amps
DC Rated
Part Inductance Resistance Current (2)
Number µH ± 20% (1) W Max Amps
Notes: (1)Testconditionsforcasesizes10,20,45&46=100kHz,0.1VrmswithoutDCcurrent.Inductanceforcasesizes30,40,50&60ismeasuredat1kHz
withoutDCcurrent.
(2)RatedDCcurrentistheapproximatecurrentatwhichinductancewillbedecreasedby10%fromitsinitial(zeroDC)valueortheDCcurrentatwhich
∆T=40°C,whicheverislower.
Outline Dimensions (Inch/mm) / Packaging
Ordering Information
Inductance Code:
First 2 digits are signicant. Last digit denotes the
number of trailing zeros. For values below 10µH,
‘R’ denotes the decimal point.
Model Series
Case Size:
10, 20, 30, 40,
45, 46, 50, 60
TR - Tape & Reel Packing
13 - 13” reel
Lead-Free
Top View Side View Bottom View
Recommended Solder Pad Layout
HM79 - 30 101 LF TR13
Case size A B C D E F G Reel
Capacity
10
20
30
40
45
46
50
.177
4.5
.228
5.8
.307
7.8
.158
4.0
.126
3.2
.177
4.5
.205
5.2
.059
1.5
.069
1.75
.205
5.2
.177
4.5
.228
5.8
.240
6.1
.067
1.7
.085
2.15
.276
7.0
.140
3.5
.315
8.0
.315
8.0
.079
2.0
.118
3.0
.307
7.8
.307
7.8
.307
7.8
.394
10.0
.276
7.0
.199
5.0
.315
8.0
.315
8.0
.079
2.0
.118
3.0
.276
7.0
.228
5.8
.315
8.0
.315
8.0
.079
2.0
.118
3.0
.276
7.0
.307
7.8
.315
8.0
.315
8.0
.079
2.0
.118
3.0
.354
9.0
.158
4.0
.394
10.0
.394
10.0
.098
2.5
.148
3.75
60 .394
10.0
.354
9.0
.213
5.4
.394
10.0
.394
10.0
.098
2.5
.148
3.75
1500
1500
1000
1000
800
500
1000
500