STP23N80K5 N-channel 800 V, 0.23 Ω typ., 16 A MD.
STMicroelectronics
STP23N80K5 - N-channel Power MOSFET
STP23N80K5 N-channel 800 V, 0.23 Ω typ., 16 A MDmesh™ K5 Power MOSFET in a TO-220 package Datasheet - production data Figure 1: Internal schematic d.