HFEF SERIES Common Mode Chokes High Frequency EMI Filters with UU & R cores Features - High frequency design - Against radiated noise - An open-body anti-noise choke coil a large inductance for a great noise control effect. - Excellent mechanical strengh - High realibility and variant PCB-mount housing - Suitable for wave soldering - Low resistance and temperature rise. - Suitable for high-density insertion Part Number Turn D.C.R. Hi-Pot Inductance Ratio (Ω) Isolation (mH) min. ± 0,2% Max Voltage HFEF-333UV HFEF-702UV HFEF-332UV HFEF-102UV HFEF-433UH HFEF-143UH HFEF-502UH HFEF-222UH Dimensions (in mm) 148 33 7 3,3 1 43 14 5 2,2 1:1 1:1 1:1 1:1 1:1 1:1 1:1 1:1 13,50 2,50 1,20 0,90 14,50 5,50 1,80 1,00 2500V 2500V 2500V 2500V 2500V 2500V 2500V 2500V Nominal Turn D.C.R. Rated Hi-Pot Part Number Inductance Ratio (Ω) Current Isolation (µH) ±35% ± 0,2% Max (A) Max Voltage HFEF-10RH HFEF-20RH HFEF-50RH HFEF-60RH HFEF-80RH HFEF-100RH HFEF-200RH 10 20 50 60 80 100 200 1:1 1:1 1:1 1:1 1:1 1:1 1:1 50 50 50 80 80 100 150 2,00 1,50 1,50 1,50 1,50 1,00 0,60 500V 500V 500V 500V 500V 500V 500V HFEF SERIES Dimensions (in mm) Common Mode Chokes High Frequency EMI Filters with UU & R cores Electrical Schematic 149