This part is a kind of semiconductor called 2SK357.

Function of this product has N-Channel MOSFET Transistor.

Manufacturers : Inchange Semiconductor

Image and pinout :

Some of the text within the PDF file :

INCHANGE Semiconductor isc N-Channel MOSFET Transistor isc Product Specification 2SK357 DESCRIPTION ·Drain Current –ID= 5A@ TC=25℃ ·Drain Source Voltage- : VDSS= 150V(Min) ·Fast Switching Speed APPLICATIONS ·High speed power switching applications. ·High Drain Current. ·High forward transfer admittance ·Low leakage Current. ·Low Drain-Source on resistance ABSOLUTE MAXIMUM RATINGS(Ta=25℃) SYMBOL ARAMETER VALUE UNIT VDSS VGS ID Ptot Tj Tstg Drain-Source Voltage (VGS=0) 150 V Gate-Source Voltage ±20 V Drain Current-continuous@ TC=25℃ 5 A Total Dissipation@TC=25℃ 40 W Max. Operating Junction Temperature 150 ℃ Storage Temperature Range -55~150 ℃ isc website：www.iscsemi.cn 1 isc & iscsemi is registered trademark PDF pdfFactory Pro www.fineprint.cn [ ... ]

2SK357 PDF Datasheet Download