STP12NM50 - STP12NM50FP STB12NM50 - STB12NM50-1 N-CHANNEL 550V @ Tjmax-0.30Ω - 12A TO-220/FP/D²/I²PAK Zener-Protected SuperMESH™MOSFET is a high-performance MOSFET with outstanding low on-resistance, impressively high dv/dt and excellent avalanche characteristics. This product is very suitable for increasing the power density of high voltage converters allowing system miniaturization and higher efficiencies.