View 2sd1667 datasheet:

Ordering number:2091B PNP/NPN Epitaxial Planar Silicon Transistors 2SB1134/2SD1667 50V/5A Switching Applications Applications Package Dimensions · Relay drivers, high-speed inverters, and other general unit:mm high-current switching applications. 2041A [2SB1134/2SD1667] Features · Low-saturation collector-to-emitter voltage : VCE(sat)=–0.4V max/IC=(–)3A, IB=(–)0.3A. · Micaless package facilitating mounting. 1 : Base 2 : Collector 3 : Emitter ( ) : 2SB1134 SANYO : TO-220ML Specifications Absolute Maximum Ratings at Ta = 25?C Parameter Symbol Conditions Ratings Unit Collector-to-Base Voltage VCBO (–)60 V Collector-to-Emitter Voltage VCEO (–)50 V Emitter-to-Base Voltage VEBO (–)6 V Collector Current IC (–)5 A Collector Current (Pulse) ICP (–)9 A Collector Dissip