65 kHz offline flyback and buck regulator with integrated 950 V CooMOS™ superjunction MOSFET The ICE5BR3995BZ is Infineon's 5th gen CoolSET™ controller with a 950V CoolMOS™ MOSFET. It supports isolated/non-isolated topologies like flyback/buck for power supply. Integrated error amplifier simplifies regulation and reduces BOM. It handles wide input voltage ranges and optimizes snubber circuitry. Packaged in DIP-7, the ICE5BR3995BZ offers protection features, EMI reduction, frequency reduction, and improved light-load performance.