Chassis Mount
CH / CL Series
Filter Chokes - Single and Dual Windings
Signal’s CH and CL Filter Chokes are designed to complement the
Step Down Multi-Tapped Isolating transformers. When combined, the
Multi-Tapped Transformer and Filter Choke support the development
platform of highly reliable conventional DC Power Supplies.
General Specifications
• Inductance - 0.12 mHY to 100 mHY
• DC Current - 1.0 ADC to 200 ADC
• Insulation System - Class B insulation, 130° C
RoHS
Compliant
belfuse.com/signal
CH / CL Series Datasheet
Part Number Selection
Dimensions
Part Inductance Current Resistance Mounting Mounting Weight
Number Style L W H ML MW Screw
mHY Amps Ohms Inches (mm) lbs (kg)
3.00 2.50 2.50 2.50 2.00 2.3
CH-1 100 1 1.5 B #8
(76.2) (63.5) (63.5) (63.5) (50.8) (1.04)
3.37 2.75 2.87 2.81 2.12 3.2
CH-2 70 2 0.9 B #8
(85.7) (69.9) (73.0) (71.4) (53.9) (1.45)
3.75 3.12 3.25 3.12 2.50 5.3
CH-4 70 4 0.6 B #8
(95.3) (79.4) (82.6) (79.4) (63.5) (2.40)
3.75 3.62 3.25 3.12 3.00 6.5
CH-6 40 6 0.4 B #8
(95.3) (92.1) (82.6) (79.4) (76.2) (2.95)
4.12 3.62 3.50 3.43 3.00 8
CH-8 30 8 0.3 B #10
(104.8) (92.1) (88.9) (87.3) (76.2) (3.63)
5.25 4.00 4.43 4.37 3.12 13.7
CH-12 15 12 0.1 B #10
(133.4) (101.6) (112.7) (111.1) (79.4) (6.21)
5.25 4.62 4.43 4.37 3.62 17.5
CH-16 15 16 0.08 B #10
(133.4) (117.5) (112.7) (111.1) (92.0) (7.94)
5.25 4.00 4.43 4.37 3.12 13.3
CH-20 7 20 0.05 B #10
(133.4) (101.6) (112.7) (111.1) (79.4) (6.03)
5.25 4.75 4.43 4.37 3.87 17.8
CH-25 5 25 0.025 B #10
(133.4) (120.7) (112.7) (111.1) (98.4) (8.07)
6.37 5.00 5.37 5.31 3.37 24.4
CH-30 4 30 0.01 B 1/4
(161.9) (127.0) (136.5) (134.9) (85.7) (11.07)
6.37 5.25 5.37 5.31 3.75 26.7
CH-50 1.4 50 0.01 B 1/4
(161.9) (133.4) (136.5) (134.9) (95.3) (12.11)
6.37 6.25 5.37 5.31 4.12 31.4
CH-100 0.5 100 0.005 B 1/4
(161.9) (158.8) (136.5) (134.9) (104.8) (14.24)
7.50 7.50 6.25 6.75 4.12 48.0
CH-200 0.3 200 0.001 B 1/4
(190.5) (190.5) (158.8) (171.5) (104.8) (21.77)
Series Connected Parallel Connected Dimensions Weight
Part Ind. Curr. Res. Ind. Curr. Res. Mounting L W H ML MW Mounting
Number Style Screw lbs (kg)
mHY Amps Ohms mHY Amps Ohms Inches (mm)
2.87 1.75 2.31 2.37 0.9
CL-1-2 72 1 1.4 18 2 0.35 C - #8
(73.0) (44.5) (58.7) (60.3 (0.41)
3.12 2.12 2.75 2.81 1.5
CL-2-4 40 2 0.7 10 4 0.18 C - #8
(79.4) (53.9) (69.9) (71.4) (0.68)
3.00 2.87 2.50 2.50 2.50 3.0
CL-4-8 20 4 0.3 5 8 0.075 B #8
(76.2) (73.0) (63.5) (63.5) (63.5) (1.36)
3.37 3.06 2.81 2.81 2.50 4.0
CL-6-12 12 6 0.15 3 12 0.038 B #8
(85.7) (77.7) (71.4) (71.4) (63.5) (1.81)
3.37 3.56 2.81 2.81 3.00 5.3
CL-12-24 4.8 12 0.052 1.2 24 0.013 B #8
(85.7) (90.5) (71.4) (71.4) (76.2) (2.40)
3.75 3.37 3.37 3.12 2.75 6.0
CL-25-50 1.2 25 0.012 0.3 50 0.003 B #8
(98.3) (85.7) (85.7) (79.4) (69.9) (2.72)
4.50 3.75 3.75 3.75 2.50 8.0
CL-50-100 0.5 50 0.0043 0.12 100 0.0011 B #8
(114.3) (95.3) (95.3) (95.3) (63.5) (3.63)
Signal’s dual chokes are supplied with 2 windings which may be series or parallel connected with rating shown on chart.
This line is designed for applications requiring lower inductance value at high currents such as low voltage,
DC supplies or SCR filters. RoHS
Compliant
Custom versions available upon request.
128 Atlantic Avenue, Lynbrook, NY 11563
Toll Free 866-239-5777 | Tel 516-239-5777 | Fax 516-239-7208
sales@signaltransformer.com | techhelp@signaltransformer.com
belfuse.com/signal
© 2019 Signal Transformer Specifications subject to change without notice CH/CL Series 12.19
CH / CL Series Datasheet
Mechanical Specifications
Series Parallel
1
1
2 2
3 3
4
4
Custom versions available upon request.
128 Atlantic Avenue, Lynbrook, NY 11563
Toll Free 866-239-5777 | Tel 516-239-5777 | Fax 516-239-7208
sales@signaltransformer.com | techhelp@signaltransformer.com
belfuse.com/signal
© 2019 Signal Transformer Specifications subject to change without notice CH/CL Series 12.19
Mouser Electronics
Authorized Distributor
Click to View Pricing, Inventory, Delivery & Lifecycle Information:
Bel:
CH-50 CL-2-4 CL-1-2 CH-25 CL-6-12 CL-25-50 CH-20 CH-16 CL-50-100 CH-6 CH-30 CH-100 CH-200 CH-4
CH-1 CH-12 CH-8 CL-4-8 CH-2 CL-12-24
Cinch Connectivity Solutions:
CH-50
