Ro mpliant
Electrical/Environmental
?  Operating Temperature Range
?  Temperature Rise, Maximum 
?  Operating Frequency 
Specifications
-40°C to +180°C
5 0°C
 Up to 400kHz
HM70
High Power Shielded Low Profile 
Surface Mount Inductors
HS
Co
DCR
I sat
Heating
Part
Number
Inductance
100kHz, 0.1V
@ 0 Adc @ I sat
( μ H ± 20%) ( μ H)
Typ. Min. Typ.
Typ.
(1)
(m W )
Max.
(2)
@ 25°C
(Adc)
(3)
Current
(Adc)
? T=50°C
Core Loss
Factor
K1
(4)
K2
Fig.
HM70-101R0LF
HM70-201R3LF
HM70-201R9LF
HM70-25R80LF
HM70-301R5LF
HM70-302R0LF
HM70-31R65LF
HM70-311R0LF
HM70-321R3LF
HM70-33R75LF
HM70-341R3LF
HM70-351R5LF
HM70-401R2LF
HM70-401R6LF
HM70-431R9LF
HM70-455R6LF
HM70-50R70LF
HM70-501R2LF
HM70-505R0LF
HM70-50100LF
HM70-601R2LF
HM70-602R0LF
1.00
1.33
1.94
0.83
1.50
2.10
0.65
1.00
1.30
0.75
1.30
1.50
1.20
1.60
1.90
5.60
0.70
1.20
5.00
10.0
1.20
2.00
0.63
0.93
1.28
0.488
0.80
1.12
0.48
0.60
0.80
0.50
0.80
0.97
0.92
1.15
1.50
4.45
0.40
0.80
3.60
6.80
0.80
1.20
0.70
1.16
1.60
0.61
1.00
1.40
0.54
0.90
1.00
0.61
1.00
1.20
1.02
1.44
1.70
5.00
0.52
0.90
4.30
8.00
1.00
1.60
2.53
3.38
4.71
1.75
2.16
3.48
1.80
2.16
2.16
1.40
2.16
4.00
1.75
2.13
2.00
5.00
1.05
1.68
6.50
12.0
1.37
2.20
2.90
3.74
5.42
2.01
2.48
4.00
2.50
2.48
2.48
1.50
2.48
4.50
1.80
2.36
2.20
6.00
1.26
2.00
8.00
15.0
1.58
2.60
16
16
12
18
16
12
16
16
16
16
20
18
18
20
15
8
30
24
7
7
20
15
15
13
11
19
17
14
19
17
17
22
18
13
22
20
20
13
31
25
13
9
28
22
9.07E-11
1.24E-10
1.24E-10
1.51E-10
1.40E-10
1.53E-10
1.53E-10
1.53E-10
1.66E-10
1.53E-10
1.53E-10
1.35E-10
1.80E-10
1.67E-10
1.67E-10
1.67E-10
1.99E-10
1.99E-10
2.21E-10
2.21E-10
2.21E-10
2.21E-10
170.67
157.15
189.83
118.84
183.07
196.09
60.69
93.38
140.35
70.03
121.39
166.20
129.45
151.67
172.04
507.07
88.15
110.82
219.63
316.67
108.94
143.34
1
1
1
1
1
1
1
1
1
1
1
2
2
2
2
2
2
2
2
2
2
2
Notes:
 
 
 
 
 
 
 
(1) DC resistance is measured at 25°C.
(2) The saturation current (I sat ) is the current at which the inductance will be decreased by 20% from its initial (zero DC) value.
(3) 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 applying the current to the device for 30 minutes.
(4)  Core Loss approximation is based on published core data:
    Core Loss (Pfe) = K1 * (f) 1.338  * (K2 ? I) 2.2546
Where:  core loss in watt      f = frequency in kHz
      K1 and K2 = core loss factor    ? I = delta I across the component in Amp.
      K2 ? I = one half of the peak to peak flux density across the component in Gauss
Packaging
Standard : Embossed Tape & Reel
Reel:
Diameter:
Capacity:
Case size 10,20,25,30,31,32,33,34
Case size 35,40,43,45,50,60
=
=
=
13” (330.2mm)
500 Units
400 Units
www.bitechnologies.com
2009/10 EDITION MAGNETIC COMPONENTS SELECTOR GUIDE
We reserve the right to change specifications without prior notice.
87
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