Chokes for Power Lines D Core Chokes



Rated voltage 250 Vac

Rated current 0,35 to 4,6 A

Rated inductance 3,3 to 100 mH

Features

■Coil former flame-retardant as per UL 94 V-0

■Recycleable owing to omission of encapsulation and glue

■High resonance frequency due to 2-section winding

■Low leakage due to closed core shape

■High pulse strength

■Low whirring noise

■Approx. 1 % stray inductance for symmetrical interference suppression

Applications

■Electronic ballasts for lamps

■Switch-mode power supplies for TV sets

Construction

■Current-compensated double choke with closed, rectangular ferrite core

■Closed polycarbonate coil former with 4 sections

■Without encapsulation

■2-section winding

■Creepage distances and clearances > 3 mm