This post explains for the semiconductor B1202.
The Part Number is B1202.
The function of this semiconductor is 2SB1202.
Manufacturers : Sanyo Semicon Device
Preview images :
Ordering number:EN2113B PNP/NPN Epitaxial Planar Silicon Transistors 2SB1202/2SD1802 High-Current Switching Applications Applications · Voltage regulators, relay drivers, lamp drivers, electrical equipment. Features · Adoption of FBET, MBIT processes. · Large currrent capacity and wide ASO. · Low collector-to-emitter saturation voltage. · Fast switching speed. · Small and slim package making it easy to make 2SB1202/2SD1802-used sets smaller. Package Dimensions unit:mm 2045B [2SB1202/2SD1802] unit:mm 2044B 1 : Base 2 : Collector 3 : Emitter 4 : Collector SANYO : TP [2SB1202/2SD1802] 1 : Base 2 : Collector 3 : Emitter 4 : Collector SANYO : TP-FA Any and all SANYO products described or contained herein do not have specifications that can handle applications that require extremely high levels of reliability, such as life-support systems, aircraft’s control systems, or other applications whose failure can be reasonably expected to result in serious physic […]