This part is a kind of semiconductor called BSM50GX120DN2.

Function of this product has IGBT Module.

Manufacturers : Infineon

Image and pinout :

BSM50GX120DN2 image and datasheet pinout



Some of the text within the PDF file :

Free Datasheet http://www.datasheet4u.com/ [ ... ]


BSM50GX120DN2 PDF Datasheet Download

2017/10/10 08:06 2017/10/10 08:06