STN3N40K3 N-channel 400 V, 3 Ω typ., 1.8 A Supe.
ST Microelectronics
STN3N40K3 - Power MOSFETs
STN3N40K3 N-channel 400 V, 3 Ω typ., 1.8 A SuperMESH3™ Power MOSFET in a SOT-223 package Datasheet - production data Features 4 3 2 1 SOT-223 Figure.