Legacy Products RS series

Differential-mode chokes

RS series

Differential-mode chokes


  • Rated currents from 0.3 to 10 A
  • DC to 400 Hz frequency
  • 100 kHz to 3 MHz common-mode resonance frequency
  • Dual-choke configurations
  • Multiple PCB-mounting options

Features and Benefits

3 different applications specified
usable for basic and reinforced equipment
Quasi linear saturation for storage mode
40 to 450 microjoules storage
Resonance Frequency from 500kHz to 60MHz in symmetrical mode
Custom-specific versions are available on request
Multiple housing options

Typical Applications

Energy filtering
Multistage discrete filtering
General purpose differential/symmetrical mode filtering
SMPS and UPS DC/DC converters
Frequency converters

Technical Specifications

Rated currents

0.5 to 4 A

0.5 to 4 A @ rated ambient temperature

Operating frequency

DC to 400 Hz

Rated inductance

0.003 to 4 MILLIHENRY

0.003 to 3.6 mH

Operating voltage

250 VAC

Surge current @ 10 msec

20 x I<sub>N</sub> @ 25°C

Temperature range (operation and storage)

-40°C to 125°C (40/125/56)

acc. IEC 60068-1

Flammability corresponding to

Housing UL 94V-0

Potting compound UL 94V-0

Ringcore coating UL 94V-0

Design corresponding to

UL 1283, IEC/EN 60938-1

MTBF (Mil-HB-217F)

>5,000,000 h @ 40°C/230 V

Approvals & Compliances

RoHS Label
UL Recognized Label