RN series

Common Mode Chokes RN series

Common-Mode Chokes

RN series

Common-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

High saturation resistance and excellent thermal behavior
Through hole pin connections
Dual-choke configuration
Small compact design
Multiple housing options
Custom-specific versions are available on request
Higher temperature versions
Fully potted design usable for ruggedized applications

Typical Applications

Switch-mode power applications
Suppressing common-mode interference levels
EMI input filters
For suppression-equipment with no earth connection
Phase-angle control circuits in combination with saturating chokes

Technical Specifications

Operating voltage

300 VAC

Operating frequency

DC to 400 Hz

Rated currents

0.3 to 10 A @ rated ambient temperature

Rated inductance

0.4 to 100 mH

Stray inductance

Typically 1% of L<sub>N</sub>

Inductance reduction (DC bias with IN)

Less than 10% (25°C)

High potential test voltage winding-to-winding @ 25°C

1500 VAC, 60 sec, guaranteed

1500 VAC, 2 sec, factory test

Winding-to-housing @ 25°C

4000 VAC, 60 sec, guaranteed

MTBF @ 40°C/230 V (Mil-HB-217F)

>5,000,000 hours

Surge current @ 10 msec

20 x I<sub>N</sub> @ 25°C

Temperature range (operation and storage)

-40°C to 100°C (40/100/56)

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

Frequency (DC)

1 kHz

Typical electrical schematic

RN series

Approvals & Compliances

ENEC 10 Label
RoHS Label
UL Recognized Label
VDE Label