Rohm Semiconductor has introduced the BD7Fx05EFJ-C isolated flyback DC/DC converters that are optimized for gate drive power supplies in xEV applications, including electric compressors and PTC ...
The schematic diagram below shows a flyback converter using the BJT controller LNK4004D. The circuit is designed to operate from 185 VAC to 290 VAC (withstand 440 VAC for indefinite time at full load) ...