www.bitechnologies.com
MAGNETIC COMPONENTS SELECTOR GUIDE 2007/08 EDITION
We reserve the right to change specifications without prior notice.
84
HM77 - 10001LF
1.01 3.40 0.532 1 1.10 11.00 12.5
HM77 - 20001
LF
6.20 1.40 1.33 1 7.00 60.30 70
HM77 - 30001
LF
HM77 - 40002
LF
3.80 4.80 1.76 2 5.20 17.0 19.1
HM77 - 50002
LF
9.40 2.80 2.70 2 12.3 37.80 43.4
HM77 - 60002
LF
29.7 1.40 4.60 2 35.3 141.00 166
HM77 - 70002
LF
114 0.94 10 2 167 330.00 380
HM77 - 80003
LF
2.50 8.00 1.77 3 3.80 7.20 8.30
HM77 - 90003
LF
5.10 5.40 2.51 3 7.50 14.30 17.7
HM77 - 10003
LF
16.2 2.70 4.29 3 21.9 54.70 63
HM77 - 11003
LF
58.1 1.30 7.83 3 73 233.00 290
HM77 - 12003
LF
192 0.90 15.7 3 292 472.00 560
HM77 - 13003
LF
383 0.72 23.5 3 672 750.00 862
HM77 - 14004
LF
0.91 13.3 1.035 4 1.25 4.56 5.70
HM77 - 15004
LF
1.32 11.5 1.33 4 2.10 4.56 5.70
HM77 - 16004
LF
4.90 7.80 3.04 4 7.90 10.50 12.4
  
LF
9.00 5.50 4.06 4 14 19.30 22.3
HM77 - 18004
LF
29.1 2.70 6.90 4 40.5 75.80 85
HM77 - 19004
LF
645 0.74 36.5 4 1134 1040 1250
HM77 - 30004
LF
33 3.0 9.50 4 48 48.5 59
HM77 - 20005
LF
1.75 10.9 1.83 5 2.80 5.68 6.90
HM77 - 21005
LF
2.50 11.4 2.23 5 4.20 6.19 7.50
HM77 - 22006
LF
2.03 13 3.30 6 2.70 5.60 6.80
HM77 - 23006
LF
3.50 12.4 3.13 6 6.50 7.54 8.7
HM77 - 24006
LF
4.70 10.4 3.58 6 8.40 8.30 10.0
HM77 - 25006
LF
9.30 7.20 4.92 6 16 20.05 23.0
HM77 - 26006
LF
16.1 5.10 6.27 6 25.9 30.3 32
HM77 - 27006
LF
50 2.60 10.5 6 72.9 115 130
HM77 - 28006
LF
1070 0.710 54.4 6 1950 1480 1700
HM77 - 29006
LF
68 3.00 9.50 6 122 85 102
HM77 - 31007A
LF
2.5 11.4 2.23 7 4.20 5.20 6.20
HM77 - 32007A
LF
1.68 13.9 1.83 7 2.80 3.60 4.0
HM77 - 33010A
LF
5.2 15.4 5.21 10 10.5 6.20 7.40
HM77 - 34010A
LF
77 2.7 52.8
(4)
10 84.6 90 110
HM77 - 35010A
LF
38 3.0 29.7
(4)
10 49 50 70
HM77 - 36010A
LF
114 2.22 62.7
(4)
10 121 100 120
HM77 - 37010A
LF
191 1.50 72.6
(5)
10 275 250 290
HM77 - 38010A
LF
115 1.81 75.9
(5)
10 159 190 220
HM77 - 39010A
LF
38 3.00 42.9
(5)
10 52 80 100
Notes:
(1) Inductance values are rated at -40°C to +130°C operating temperature range with rated DC current flowing and
the operating ET
op
across the inductor.
(2) ET
op
is rated at 500 kHz except where designated otherwise.
op
is rated at 500 kHz except where designated otherwise.
op
(3) The control values of inductance are measured at the operating flux density equal or less than 10 gauss and without DC current.
op
(3) The control values of inductance are measured at the operating flux density equal or less than 10 gauss and without DC current.
op
(4) ET
op
is rated at 250 kHz.
(5)
ET
o
p
is r
ate
d at 150 kHz.
Specifications
Operating Values Control Values
(3)
Part L
DC
I
DC
ET
op
Case L w/o DC DC DC
Number
µ
H
(1)
Amps V-
µ
S
(2)
Size L
o
Resistance Resistance
µ
H
±
20%
m
, Nom.
m
Max.
Max.
Operating Temperature Range
-40°C to +130°C
Ambient
Temperature,
Maximum
80°C
Insulation System Class B,
1
30
°C
Temperature Rise, Maximum
5
0
°C

Electrical / Environmental
Low Profile Surface Mount Inductors
RoHS
Compliant
Last Updated: 21 April 200
8
2007/08 EDITION MAGNETIC COMPONENTS SELECTOR GUIDE
We reserve the right to change specifications without prior notice
www.bitechnologies.com
85
Schematic
Ordering Information
Outline Dimensions (Inch/mm) / Packaging
Case Size
Model Series
Model Description
Tape & 13” Reel Packing
Lead-Free
HM77 100 01 LF TR
Figure 1
Figure
2
Figure
3
Notes: (1) For case size 1 to 6, the reel capacity is for part number ending with suffi x ‘LFTR’.
(2) For case size 7 & 10, the reel capacity is for part number ending with suffi x ‘ALFTR’