7MO880 -> Correct Partnumber : 7M0880
The Fairchild Power Switch FS7M-series( FS7M0680 and FS7M0880) is an integrated Pulse Width Modulator (PWM) and Sense FET specifically designed for high performance offline Switch Mode Power Supplies (SMPS) with minimal external components. This device is an integrated high voltage power switching regulator which combine an avalanche rugged Sense FET with a current mode PWM control block.