Common-Mode Chokes. HM28 Datasheet

HM28 Chokes. Datasheet pdf. Equivalent


ETC HM28
MODEL HM28 SERIES
Buckle Style Core
Common-Mode Chokes
FEATURES AND BENEFITS
• Compact size, large inductance
• Excellent frequency characteristic
• Low magnetic flux leakage
• Complies with UL, VDE safety requirements
APPLICATIONS
• Switching power supplies
• Video and audio equipment
• Office equipment
• Communications equipment and other electronic devices
ELECTRICAL / ENVIRONMENTAL
Insulation Resistance, Minimum
Voltage Rating
Insulation System
Temperature Rise, Maximum
SCHEMATIC
(4) L2
(3)
(1) L1 (2)
Specifications subject to change without notice.
100 Megohm
250 VAC
Class B, 130°C
40°C
6
6-69
Model HM28 Series


HM28 Datasheet
Recommendation HM28 Datasheet
Part HM28
Description Buckle Style Core Common-Mode Chokes
Feature HM28; MODEL HM28 SERIES Buckle Style Core Common-Mode Chokes FEATURES AND BENEFITS • • • • Compact size.
Manufacture ETC
Datasheet
Download HM28 Datasheet




ETC HM28
OUTLINE DIMENSIONS (Inch/mm)
Figure 1
.87
22.0
.87
22.0
(3) (2)
.510±.010
13.0±0.25
.91
23.1
.030±.002
0.76±0.05
Dia. Typ.
.157 .390±.010
4.0 10.0±0.25
(2)
(1)
Figure 2
.87
22.0
.67
17.0
(3) (2)
.510±.010
13.0±0.25
.91
23.1
.030±.002
0.76±0.05
Dia. Typ.
.157 .390±.010
4.0 10.0±0.25
(2)
(1)
Figure 3
1.03
26.0
1.03
26.0
.94
24.0
(3) (2)
.830±.010
21.0±0.25
.157
4.0
.030±.002
0.76±0.05
Dia. Typ.
(2) (1)
.590±.010
15.0±0.25
Figure 4
1.18
30.0
.98
25.0
1.18
30.0
(3) (2)
.940±.010
24.0±0.25
.157
4.0
.030±.002
0.76±0.05
Dia. Typ.
(2) (1)
.790±.010
20.0±0.25
6-70
Model HM28 Series



ETC HM28
OUTLINE DIMENSIONS (Inch/mm)
Figure 5
.98
25.0
.75
19.0
1.26
32.0
(3) (2)
.510±0.10
13.0±0.25
.197
5.0
(2) (1)
.030±.002
0.76±0.05
Dia. Typ.
.390±.010
10.0±0.25
Figure 6
1.18
30.0
.87
22.0
1.38
35.0
(3) (2)
.510±.010
13.0±0.25
.197
5.0
(2) (1)
.030±.002
0.76±0.06
Dia. Typ.
.390±.010
10.0±0.25
Figure 7
.142
36.0
1.06
27.0
1.65
42.0
(3) (2)
.415
10.5
.830±.010
21.0±0.25
.030±.002
.197
(2) (1)
0.76±0.05
Dia. Typ.
5.0
Reinforcing Pin
(Optional)
.590±.010
15.0±0.25
6
6-71
Model HM28 Series





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