Power line chokes Current-compensated D core double chokes 250 V AC, 3.3 100 mH, 0.35 1.8 A, +40 C Series/Type: B82731M/H Date: December 2016 a~~=pa~~=p EPCOS AG 2016. Reproduction, publication and dissemination of this publication, enclosures hereto and the information contained therein without EPCOS prior express consent is prohibited. EPCOS AG is a TDK Group Company. Power line chokes B82731M/H Current-compensated D core double chokes Rated voltage 250 V AC Rated inductance 3.3 ... 100 mH Rated current 0.35 ... 1.8 A / +40 C Construction Current-compensated double choke Closed rectangular ferrite core 1) B82731M Closed plastic coil former (UL 94 V-0) Without encapsulation 2-section winding Clearance and creepage distances t 3 mm Features High resonance frequency due to 2-section winding Approx. 1% stray inductance for symmetrical interference suppression Low leakage due to closed core shape High pulse strength B82731H Low whirring noise Suitable for wave soldering Design complies with EN 60938-2 (VDE 0565-2) and UL 1283 2) UL and ENEC (VDE) approvals Recyclable owing to omission of encapsulation and glue RoHS-compatible Applications Suppression of common-mode interferences Compact switch-mode power applications Electronic ballasts in lamps Terminals Base material CuNi18Zn20 Layer composition Ni, Sn Hot-dipped Pins 0.6 u 0.6 (mm) Lead spacing 10 u 12.5 (mm) Marking B82731M: Manufacturer, rated inductance, rated current, ordering code, approval symbols, date of manufacture (WWYY) B82731H: Manufacturer, ordering code Delivery mode Blister tray in cardboard box 1) Additionally certified values: Glow wire flammability index (GWFI to IEC 60695-2-12): +850 C Glow wire ignition temperature (GWIT to IEC 60695-2-13): +775 C Glow wire test (GWT to IEC 60695-2-11): +750 C, 2 s / 850 C, 30 s Comparative tracking index (CTI to IEC 60112): 175 V Ball pressure test (BP to IEC 60695-10-2): +125 C 2) UL approval with 300 V AC. Please read Cautions and warnings and 2 12/16 Important notes at the end of this document.