This part is a kind of semiconductor called BDW94C.

Function of this product has NPN EPITAXIAL DARLINGTON TRANSISTOR.

Manufacturers : JILIN SINO

Image and pinout :

Some of the text within the PDF file :

NPN 型外延达林顿晶体管 NPN EPITAXIAL DARLINGTON TRANSISTOR R BDW94C 主要参数 MAIN CHARACTERISTICS 封装 Package IC VCEO PC(TO-220C) -12A -100V 80W 用途 z 发动机点火 z 高频开关电源 z 高频功率变换 z 一般功率放大电路 APPLICATIONS z Engine ignition z High frequency switching power supply z High frequency power transform z Commonly power amplifier circuit 产品特性 z与 BDW93C 互补 z高电流容量 z高开关速度 z高可靠性 z环保（RoHS）产品 FEATURES z Complementary to BDW93C z High current capability z High switching speed z High reliability z RoHS product TO-220C 订货信息 ORDER MESSAGE 订货型号 Order codes BDW94C-O-C-N-B 印记 Marking BDW94C 无卤素 Halogen Free 否 NO 封装 Package TO-220C 包装 Packaging �� [ ... ]

BDW94C PDF Datasheet Download