This part is a kind of semiconductor called K2294.

Function of this product has 2SK2294.

Manufacturers : Rohm

Image and pinout :

Some of the text within the PDF file :

Transistors Switching (800V, 3A) 2SK2294 FFeatures 1) Low on-resistance. 2) Fast switching speed. 3) Wide SOA (safe operating area). 4) Gate-source voltage (VGSS) guaranteed to be ±30V. 5) Easily designed drive circuits. 6) Easy to parallel. FStructure Silicon N-channel MOSFET FExternal dimensions (Units: mm) FAbsolute maximum ratings (Ta = 25_C) FPackaging specifications 102 Transistors 2SK2294 FElectrical characteristics (Ta = 25_C) FElectrical characteristic curves 103 Transistors 2SK2294 104 Transistors 2SK2294 FSwitching characteristics Fmeasurement circuit 105 [ ... ]

K2294 PDF Datasheet Download