Part Number : C4977
Function :iscSilicon NPN Power Transistor / INCHANGE Semiconductor / TO-220F package
Manufacturer : Unspecified
Pinout : 
Description
Designed for use in high-voltage, high-speed, power switching in inductive circuit , they are particularly suited for 115 and 220V switchmode applications such as switching regulator’s, inverters, DC-DC converter.
Datasheet PDF Download
Other datasheets in the file : 2SC4977,C4977