OptiMOS™ 3 power MOSFET 200V in TO-220 FullPAK package (IPA320N20NM3S) This OptiMOS™ 3 200 V TO-220 FullPAK MOSFET is designed to meet requirements for improved system efficiency while reducing system cost, offering 32mOhm RDS(on) . The portfolio extension is optimized for TV power supply, desktop, adapter and gaming applications. It features optimized price/performance ratio thanks to increased power density and improved efficiency making it the optimum solution for synchronous rectification.