Electrical / Environmental
Shielded Drum Compact Package Low Cost Inductors
• Operating Temperature Range
• Ambient Temperature, Maximum
• Temperature Rise, Maximum
• Insulation System
-40°C to +155°C
100°C
50°C
Class F, 155°C
Specifications
Inductance
100 kHz
@ 0 Adc
µH ±10%
100 kHz, 0.1 V
(1)
(2)
I
Irated
(Adc)
Isat
Part
Number
@
DCR (3)
mΩ ±5%
Dim D.
(mm ±0.5)
Dim. E
(mm ±0.1)
rated
µH Min.
µH Typ.
(Adc)
Fig.
HM55-12R40LF
HM55-14R40LF
HM55-21R43LF
HM55-21R95LF
HM55-211R3LF
HM55-22R79LF
HM55-24R28LF
HM55-26R50LF
HM55-311R4LF
HM55-313R0LF
HM55-315R6LF
HM55-321R0LF
0.40
0.40
0.43
0.95
1.38
0.79
0.28
0.50
1.40
3.00
5.60
1.0
0.32
0.32
0.36
0.76
1.10
0.56
0.21
0.36
1.08
2.43
4.86
0.72
0.35
0.35
0.40
0.84
1.25
0.63
0.25
0.40
1.20
2.70
5.40
0.80
20
15
18
22.5
15
27
30
40
35
21
29
38
27
33
22
39
85
50
50
30
14
56
1.00
1.75
0.77
1.28
2.26
1.20
0.72
0.90
0.98
2.60
7.30
1.25
8.76
8.40
4.10
6.90
6.60
12.5
12.7
12.7
6.60
9.45
7.11
1.30
1.00
1.30
1.30
1.05
1.45
1.30
1.50
1.65
1.30
0.91
1.50
2
2
1
1
1
2
2
2
1
1
1
2
9
40
15.24
I
Notes:
(1) Rate current, rated, is the approximate DC current at which inductance will be decreased by 20% from its initial (zero DC) value or the
current at which ∆T = 50°C, whichever is lower.
I
(2) sat 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
Figure 2
Case Size Fig.
A
B
C
.295
7.50
.295
7.50
.413
10.5
.413
10.5
.413
10.5
.413
10.5
.532
13.5
.532
13.5
.295
7.50
.295
7.50
.433
11.0
.413
10.5
.413
10.5
.413
10.5
.543
13.8
.532
13.5
.433
11.0
.295
7.50
.413
10.5
.413
10.5
.295
7.50
.355
9.00
.532
13.5
.492
12.5
12
14
21
22
24
26
31
32
2
2
1
2
2
2
1
2
BI XXRXXLF
YYWW
BI XXRXXLF
YYWW
Refer to Note (B)
Notes: (A) Refer to Specifications table for
‘D’ & ‘E’ dimensions of each model.
(B) For case size 12 & 14, only BI logo &
datecode will be printed.
Packaging
Standard: Vacuum Tray
Case Size
Capacity Per Tray
Capacity Per Carton
(Units)
(Units)
12, 14, 21
22
24
26
31, 32
40
44
50
45
44
560
660
600
630
572
2007/08 EDITION MAGNETIC COMPONENTS SELECTOR GUIDE
31
We reserve the right to change specifications without prior notice
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