View bc547b datasheet:

BC547B BC547C ® SMALL SIGNAL NPN TRANSISTORS Ordering Code Marking Package / Shipment BC547B BC547B TO-92 / Bulk BC547B-AP BC547B TO-92 / Ammopack BC547C BC547C TO-92 / Bulk BC547C-AP BC547C TO-92 / Ammopack SILICON EPITAXIAL PLANAR NPN TRANSISTORS TO-92 PACKAGE SUITABLE FOR THROUGH-HOLE PCB ASSEMBLY TO-92 TO-92 BC547B - THE PNP COMPLEMENTARY Bulk Ammopack TYPE IS BC557B APPLICATIONS WELL SUITABLE FOR TV AND HOME APPLIANCE EQUIPMENT INTERNAL SCHEMATIC DIAGRAM SMALL LOAD SWITCH TRANSISTORS WITH HIGH GAIN AND LOW SATURATION VOLTAGE ABSOLUTE MAXIMUM RATINGS Symbol Parameter Value Unit VCBO Collector-Base Voltage (IE = 0) 50 V VCEO Collector-Emitter Voltage (IB = 0) 45 V V Emitter-Base Voltage (I = 0) 6 V EBO C I Collector Current 100 mA C ICM Collector Pe