Infineon DEMO3AR2280JGTOBO1 AC/DC Primary/Secondary Side Controller - Flyback This is the universal input 18 W 12 V off-line flyback converter power supply using Infineon CoolSET F3R80 family, ICE3AR 2280JG (DSO16/12). The converter is operated in Discontinuous Conduction Mode, 100 kHz fixed frequency, low standby power, brow