... -15, 20, 25 and 30 introduction of transformers EC, EE.EI and PQ type high frequency switch transformer EP type magnet shielding switch ... types of transformers are available, PQ, CI, UI, EFD, EP, ER, EPC, POT, RM, EE Suitable for EL/CCFL inverter or DC ... , VCD/DVD players, audio and visual equipment, OA machines and inverter High Frequency Transformer