Datasheet
STP20NK50Z - STW20NK50Z is a N-channel 500V - 0.23Ω - 20A TO-220/TO-247 Zener-Protected SuperMESH™Power MOSFET from ST company, which features typical RDS(on) = 0.23 Ω, extremely high dv/dt capability, 100% Avalanche tested, minimized gate charge, very low intrinsic capacitances and very good manufacturing repeatability.
Datasheet
The STB20NK50Z/STW20NK50Z is a 500V/17A N-channel MOSFET with extremely low on-resistance and excellent dv/dt capability. It is ideal for high-frequency switching power supplies, adaptors and PFC applications.
Datasheet
STP20NK50Z - STW20NK50Z is a high voltage MOSFET with a typical RDS(on) of 0.23 Ohms, making it ideal for high frequency switching applications such as power adapters and PFC.