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HM54 Datasheet, PDF (1/3 Pages) Bi technologies – High Current Toroidal Inductors
Electrical / Environmental
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High Current Toroidal Inductors
• Operating Temperature Range
• Temperature Rise, Maximum
• Insulation System
-40°C to +155°C
50°C
Class F, 155°C
Specifications
Part
Number
HM54-44R42VLF
HM54-44R42HLF
HM54-45R41VLF
HM54-45R41HLF
HM54-5BR51VLF
HM54-5BR51HLF
HM54-50R60VLF
HM54-50R60HLF
HM54-50R86VLF
HM54-50R86HLF
HM54-60R86VLF
HM54-60R86HLF
Inductance
100 kHz, 0.1 V
@ 0 Adc
@ Isat
µH ±10%
µH Typ.
0.42
0.38
0.42
0.38
0.41
0.35
0.41
0.35
0.51
0.42
0.51
0.42
0.60
0.50
0.60
0.50
0.86
0.61
0.86
0.61
0.86
0.71
0.86
0.71
Heating (1)
Current Isat (2)
(Adc) (Adc)
32
32
32
32
33
33
33
33
32
42
32
42
31
32
31
32
27
27
27
27
35
41
35
41
DCR (3)
mΩ
Max.
1.15
1.15
0.70
0.70
0.75
0.75
1.1
1.1
1.6
1.6
1.1
1.1
Dim. A
(Inch/mm)
.099/2.5
.099/2.5
.099/2.5
.099/2.5
.126/3.2
.126/3.2
.114/2.9
.114/2.9
.099/2.5
.099/2.5
.126/3.2
.126/3.2
Dim. P
(Inch/mm)
Fig.
.284/7.2
1
.228/5.8
2
.335/8.5
1
.256/6.5
2
.386/9.8
1
.284/7.2
2
.370/9.4
1
.322/8.2
2
.370/9.4
1
.322/8.2
2
.386/9.8
1
.362/9.2
2
Notes: (1) The heating current is the DC current which causes the component temperature to increase by approximately 50°C.
This current is determined by soldering the component on a typical application PCB, and then apply the current to the component for 30 minutes.
(2) Isat is the saturation current at which inductance rolls off approximately 30% from its initial value.
(3) DC resistance is measured at 25°C.
Outline Dimensions (Inch/mm)
Figure 1 (Vertical Mount)
Figure 2 (Horizontal Mount)
.142±.020
3.6±0.5
P± .020
0.5
Body
Style
44
45
50
5B
60
Vertical Mount
Fig. L
W
Ht
1
.570 .260 .510
14.48 6.61 12.95
1
.610 .295 .510
15.50 7.50 12.95
1
.640 .300 .570
16.25 7.61 14.48
1
.690 .380 .590
17.53 9.65 14.98
1
.760 .360 .680
19.30 9.14 17.27
Horizontal Mount
Fig. L
W Ht
2
.570 .570 .260
14.48 14.48 6.61
2
.610 .610 .295
15.50 15.50 7.50
2
.640 .640 .300
16.25 16.25 7.61
2
.690 .690 .380
17.53 17.53 9.65
2
.760 .760 .360
19.30 19.30 9.14
Refer to Specifications table for ‘A’ & ‘P’ dimensions of each model.
28 MAGNETIC COMPONENTS SELECTOR GUIDE 2007/08 EDITION
We reserve the right to change specifications without prior notice.
P± .020
0.5
.142±.020
3.6±0.5
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