Magnetics
Make Possible
High Performance Low Cost
Surface Mount Inductors
Model HM71
Features and Benefits
Operating Temperature Range -40°C to +125°C
Temperature Rise at Irms, Typical 40°C
Operating Frequency Up to 1MHz
RoHS Compliant
Specifications
Part Number
HM71-101R0LF
HM71-101R5LF
HM71-102R2LF
HM71-103R3LF
HM71-104R7LF
HM71-106R8LF
HM71-10100LF
HM71-10150LF
HM71-10220LF
HM71-10330LF
HM71-10470LF
HM71-10680LF
HM71-10101LF
HM71-10151LF
HM71-10221LF
HM71-10331LF
HM71-10471LF
HM71-10681LF
HM71-10102LF
HM71-20100LF
HM71-20150LF
HM71-20220LF
HM71-20330LF
HM71-20470LF
HM71-20680LF
HM71-20101LF
HM71-20151LF
HM71-20221LF
HM71-20331LF
HM71-20471LF
HM71-20681LF
HM71-20102LF
HM71-301R0LF
HM71-301R5LF
HM71-302R2LF
HM71-303R3LF
HM71-304R7LF
HM71-306R8LF
HM71-30100LF
HM71-30150LF
HM71-30220LF
Inductance
(1)
μH ± 20%
1.0
1.5
2.2
3.3
4.7
6.8
10
15
22
33
47
68
100
150
220
330
470
680
1000
10
15
22
33
47
68
100
150
220
330
470
680
1000
1.0
1.5
2.2
3.3
4.7
6.8
10
15
22
DCR
(2)
Ω Max.
0.05
0.05
0.07
0.08
0.09
0.13
0.16
0.23
0.37
0.51
0.64
0.86
1.27
2.00
2.65
3.8
5.06
9.20
13.8
0.11
0.15
0.23
0.30
0.39
0.66
0.84
1.20
1.90
2.70
4.00
5.30
8.40
0.009
0.010
0.012
0.015
0.018
0.027
0.038
0.046
0.085
I
sat(3)
Amps
2.9
2.6
2.3
2.0
1.5
1.2
1.1
0.9
0.7
0.58
0.5
0.4
0.31
0.27
0.22
0.18
0.16
0.14
0.1
2.4
2.0
1.6
1.4
1.0
0.9
0.7
0.6
0.5
0.4
0.3
0.2
0.1
9.0
8.0
7.0
6.4
5.4
4.6
3.8
3.0
2.6
I
rms(4)
Amps rms
2.9
2.8
2.4
2.0
1.5
1.4
1.1
1.2
0.8
0.6
0.5
0.4
0.3
0.25
0.2
0.16
0.15
0.12
0.07
2.0
1.5
1.3
1.1
0.8
0.7
0.6
0.5
0.4
0.3
0.2
0.1
0.05
6.8
6.4
6.1
5.4
4.8
4.4
3.9
3.1
2.7
Part Number
HM71-30330LF
HM71-30470LF
HM71-30680LF
HM71-30101LF
HM71-30151LF
HM71-30221LF
HM71-30331LF
HM71-30471LF
HM71-30681LF
HM71-30102LF
HM71-40100LF
HM71-40150LF
HM71-40220LF
HM71-40330LF
HM71-40470LF
HM71-40680LF
HM71-40101LF
HM71-40151LF
HM71-40221LF
HM71-40331LF
HM71-40471LF
HM71-40681LF
HM71-40102LF
HM71-501R0LF
HM71-502R2LF
HM71-503R3LF
HM71-505R6LF
HM71-50100LF
HM71-50150LF
HM71-50220LF
HM71-50330LF
HM71-50470LF
HM71-50680LF
HM71-50101LF
HM71-50151LF
HM71-50221LF
HM71-50331LF
HM71-50471LF
HM71-50681LF
HM71-50102LF
Inductance
(1)
μH ± 20%
33
47
68
100
150
220
330
470
680
1000
10
15
22
33
47
68
100
150
220
330
470
680
1000
1.0
2.2
3.3
5.6
10
15
22
33
47
68
100
150
220
330
470
680
1000
DCR
(2)
Ω Max.
0.10
0.14
0.20
0.28
0.40
0.61
1.02
1.27
2.02
3.00
0.040
0.050
0.066
0.080
0.110
0.170
0.220
0.340
0.440
0.70
0.950
1.20
2.00
0.009
0.014
0.015
0.020
0.031
0.036
0.047
0.066
0.086
0.130
0.190
0.250
0.380
0.560
0.850
1.10
1.80
I
sat(3)
Amps
2.0
1.6
1.4
1.2
1.0
0.8
0.6
0.5
0.4
0.3
8.0
7.0
5.5
4.0
3.8
3.0
2.5
2.0
1.6
1.2
1.0
1.0
0.8
20.0
16.0
14.0
12.0
10.0
8.0
7.0
5.5
4.5
3.5
3.0
2.6
2.4
1.9
1.4
1.2
1.0
I
rms(4)
Amps rms
2.1
1.8
1.5
1.3
1.0
0.8
0.6
0.5
0.4
0.3
3.5
3.0
2.5
2.0
1.6
1.2
1.2
0.9
0.7
0.6
0.3
0.2
0.1
8.6
7.1
6.2
5.3
4.3
4.0
3.5
3.0
2.6
2.3
1.8
1.5
1.2
1.0
0.82
0.72
0.56
Notes: (1) Inductance is measured at 100 kHz, 0.1 Vrms.
(2) DC resistance is measured at 20°C.
(3) Isat is the saturation current at which inductance rolls off approximately 10%.
(4) Irms is the approximate current at which ΔT = 40°C.
General Note
TT Electronics reserves the right to make changes in product specification without notice or liability.
All information is subject to TT Electronics’ own data and is considered accurate at time of going to print.
www.ttelectronicsmagnetics.com
© TT Electronics plc
Rev. 01
High Performance Low Cost Surface Mount Inductors
Make Possible
Model HM71
Outline Dimensions (Inch/mm) / Packaging
Outline Dimensions (Inch/mm) / Packaging
Outline Dimensions (Inch/mm) / Packaging
Figure 1
Figure 1
Figure 2
Figure 2
Recommended Solder Pad Layouts
Recommended Solder Pad Layouts
Case Size
Ordering Information
Case Size:
10 = Figure 1
Model Series
20 = Figure 2
30 = Figure 2
Series
Model
40 = Figure 2
50 = Figure 2
0.260
0.175
0.115
0.04
0.05
10
.050
Case size
1
Figure
6.60
.260
4.45
.175
2.92
.115
1.02
.040
1.27
E
A
B
C
D
10
1
1.27
4.45
0.118
2.92
0.100
6.60
1.02
0.100
0.510 0.3700
.050
.175
.115
.260
.040
20
2
1
10
12.95
9.4
3.00
.118
2.54
.100
2.54
.100
1.27
4.45
2.92
6.60
1.02
20
2
0.510
.510
0.370
.370
0.213 0.100 0.100
2.54
9.40
3.00
12.95
2.54
30
2
.100
.370
.118
.510
.100
20
2
12.95
.510
9.40
.370
5.40
.213
2.54
.100
2.54
.100
2.54
9.40
3.00
12.95
2.54
30
2
0.510 0.370
9.40
0.450 0.100 0.100
2.54
5.40
12.95
2.54
40
2
.100
12.95
.370
11.43
.213
2.54
.510
9.40
.100
2.54
30
2
0.730
.510
0.600
.370
0.280 0.100 0.100
.450
.100
.100 2.54
9.40
5.40
12.95
2.54
40
2
50
2
11.43
2.54
2.54
2.54
2.54
12.95
9.40
7.11
18.54
.450
.100
.510
15.24
.370
.100
40
2
.600 11.43
.280
.100
.730
.100 2.54
12.95
9.40
2.54
50
2
15.24
7.11
2.54
18.54
2.54
.600
.280
.100
.730
.100
50
2
7.11
2.54
18.54 15.24
2.54
Case size
Figure
Figure
A
A
B
B
C
C
D
D
E
E
F
0.170
0.160
.160
.170
4.06
F
G
4.32
4.06
4.32
0.290
0.300
.160
.170
7.62
.290
.300
7.37
4.06
4.32
0.300
7.37
7.62
0.290
.290
.300
7.37
7.62
.290
.300 7.37
7.62
0.290
0.300
7.37
7.62
7.62
.290
.300
7.37
.300 7.37
.290
7.62
0.490
0.500
7.62
12.45
7.37
12.70
.300
.290
.500 7.37
.490
7.62
12.70 12.45
.500
.490
12.70 12.45
F
G
G
H
0.055
.055
H
1.40
1.40
0.115
.055
2.92
.115
1.40
0.115
2.92
.115
2.92
.115
2.92
0.115
2.92
.115
2.92
.115
2.92
0.115
2.92
2.92
.115
.115
2.92
2.92
.115
2.92
H
I
0.140
.140
I
3.56
3.56
0.110
.140
2.79
.110
3.56
0.110
2.79
.110
2.79
.110
2.79
0.110
2.79
.110
2.79
.110
2.79
0.110
2.79
2.79
.110
.110
2.79
2.79
.110
2.79
I
Reel
Reel
Diamter
Diameter
Reel
7”
Diameter
7”
Reel
Capacity
Capacity
Reel
500 Units
Capacity
500 Units
Reel
13”
7”
13”
13”
13”
13”
13”
13”
13”
13”
13”
13”
13”
1500 Units
500 Units
1500 Units
500 Units
1500 Units
500 Units
250 Units
500 Units
250 Units
350 Units
250 Units
350 Units
350 Units
HM71
Ordering Information
- 30 4R7 LF
Model Series
Ordering Information
TR
TR - Tape & Reel Packing
HM71 - 30 4R7 LF
Lead-Free
HM71 - 30 4R7 LF
Case Size:
10 = Figure 1
Case Size:
Inductance Code:
Lead Free
20 = Figure 2
10 = Figure 1
First 2
Code:
30 = Figure 2
Inductance
digits are significant. Last digit denotes the
20 = Figure 2
number of trailing zeros. For values denotes the
40 = Figure 2
First 2 digits are significant. Last digitbelow 10µH,
30 = Figure 2
“R“ denotes the decimal point.
50 = Figure 2
number of trailing zeros. For values below 10µH,
40 = Figure 2
General Note
“R“ denotes the decimal point.
TT Electronics reserves the right to make changes in product specification without notice or liability.
50 = Figure 2
All information is subject to TT Electronics’ own data and is considered accurate at time of going to print.
Inductance Code:
First 2 digits are significant. Last digit denotes the
Tape & Reel
number of trailing zeros. For values below 10μH,
Lead Free
“R“ denotes the decimal point.
TR
TR
Tape & Reel Packing
Packing
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2009/10 EDITION MAGNETIC COMPONENTS SELECTOR GUIDE
2009/10 EDITION MAGNETIC COMPONENTS SELECTOR GUIDE
Rev.
notice.
We reserve the right to change specifications without prior
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