Magnetics
Surface Mount
Common Mode Chokes
MODEL HM85
Features
Operating Temperature Range -40°C to +125°C
Ambient Temperature, Maximum +80°C
Temperature Rise, Maximum 45°C
RoHS Compliant
Schematics
Specifications @ 25°C
Part
Number
HM85-32261LF
HM85-37501LF
HM85-37102LF
HM85-37152LF
HM85-37103LF
HM85-37223LF
HM85-44151LF
HM85-50221LF
HM85-50591LF
HM85-50771LF
HM85-50102LF
HM85-50132LF
HM85-50152LF
HM85-50302LF
Inductance
(1-4 or 2-3)
mH
±30%
0.26
0.50
1.00
1.50
10.0
22.0
0.15
0.22
0.59
0.77
1.00
1.30
1.50
3.00
Rated
Current
Amps
3.0
2.2
1.8
1.5
1.0
0.5
5.6
3.7
5.6
4.7
3.2
3.0
2.4
2.0
DC
Resistance
mΩ Max.
15.5
50.0
70.0
100.0
450
850
10.0
30.0
18.5
40.0
55.0
60.0
90.0
120.0
Case Size
STM32
STM37
STM37
STM37
STM37
STM37
STM44
STM50
STM50
STM50
STM50
STM50
STM50
STM50
Height
mm
Max.
5.6
8.3
8.3
8.3
8.3
8.3
9.3
10.0
10.0
10.0
10.0
10.0
10.0
10.0
Notes:
(1)
(2)
Inductance is measured at 100kHz, 0.1Vrms.
It is recommended that the temperature of the component (ambient plus temperature rise) does not exceed 125°C under
worst case operating conditions.
Packaging
Embossed Tape and Reel
Diameter:
Case size STM32
Standard:
Reel:
Capacity:
Case size STM37
Case size STM44
Case size STM50
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.
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13” (330.2mm)
500 Units
200 Units
200 Units
150 Units
BI Technologies
A-1445, Jalan Tanjung Api
25050 Kuantan
Pahang Darul Makmur
Malaysia
Ph: +60 9 565 8888 Fax: +60 9 514 3555
© TT Electronics plc
http://www.ttelectronics.com/magnetics/customer-service-enquiry
Rev. 02
8.17
Surface Mount
Common Mode Chokes
MODEL HM85
Outline Dimensions (mm)
Figure 1
Recommended Solder Pad Layout
Figure 2
Recommended Solder Pad Layout
Case Size
STM32
STM37
STM44
STM50
Figure
1
2
2
2
A
12.7
14.4
15.0
18.0
B
14.7
16.4
18.2
19.4
C
5.6
8.3
9.3
10.0
D
10.1
8.6
9.4
11.3
E
10.4
13.5
15.5
16.8
F
2.5
4.5
4.5
4.5
G
1.4
1.6
1.6
1.6
Ordering Information
HM85 - 37 223 LF
Model Series
Case Size:
STM32, STM37, STM44, STM50
Inductance Code:
First 2 digits are significant. Last digit
denotes the number of trailing zeros.
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.
TR
Tape & Reel Packing
Lead Free
© TT Electronics plc
http://www.ttelectronics.com/magnetics/customer-service-enquiry
BI Technologies
A-1445, Jalan Tanjung Api
25050 Kuantan
Pahang Darul Makmur
Malaysia
Ph: +60 9 565 8888 Fax: +60 9 514 3555
Rev. 02
8.17
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