The Infineon Technologies ICE2QR2280G is a surface mount power supply IC with an internal switch. It has a power rating of 53W and the output is isolated. The voltage breakdown is 800V and it uses flyback topology with a startup voltage of 18V. The duty cycle is 50% and the switching frequency is 52kHz. It has several fault protections like current limiting, over load, over temperature, and over voltage. The supply voltage range is 10.5V to 27V. This product is active and comes in a PG-DSO-12 packaging.