EV/EH series

Common Mode Chokes EV/EH series

Common-mode Suppression Chokes

EV/EH series

Common-mode Suppression Chokes

  • Rated currents up to 5 A
  • 4 different sizes
  • Broadband attenuation characteristics
  • Low magnetic leakage flux
  • UL rated materials
  • RoHS compliant

Features and Benefits

Rated currents up to 5 A
Compact and light weight
Low magnetic leakage flux
Sectional winding
Standard foot print
Broad range of available inductances and current ratings
Custom-specific versions
Schaffner offers you also EMI measure- ment service to verify that your design will pass the required safety standards

Typical Applications

Input filters for switch mode power supplies
Filters to reduce leaking noise
TVs, VCRs, multimedia and audio equipment
Office automation, communications and other electronic devices
Electric ballast
AC/AC converters

Technical Specifications

Maximum continuous operating voltage

250 VAC @ 50°C

Operating frequency

DC to 400 Hz


Tolerance max. ±15% @ 25°C

≤20 mΩ, 1 A

>20 mΩ ≤200 mΩ, 100 mA

>200 mΩ ≤2 V, 10 mA

Electrical characteristics

@ 25°C ±2°C

Rated currents

0.3 to 5 A

Rated inductance

0.5 to 90 MILLIHENRY


1.5x Inominal for 1 minute, once per hour

Temperature range (operation and storage)

-25°C to +100°C (25/100/21)

Flammability corresponding to

UL 94 V-0

Measuring frequency

10 kHz

5 mA <16 μH

500 μA >16 μH <160 μH

50 μA >160 μH >16 mH

50 mV >16 mH <160 mH

Inductance tolerance ±30%

Typical electrical schematic

EV/EH series

Approvals & Compliances

RoHS Label