2N2947 - NPN Transistor
2N2947(SILICON) 2N2948 CASE 1 (TO-3) Collector connected to case NPN silicon annular transistors for power amplifier applications to 100 MHz.
MAXIMUM RATINGS Rating Collector- Base Voltage Collector-Emitter Voltage Emitter - Base Voltage Collector- Current (continuous) Base-Current (continuous) Power Input (Nominal) Power Output (Nominal) Total Device Dissipation @ 25 °C Case Temperature Derating Factor above 25 0 C Junction Temperature Storage Temperature Range Symbol VCB VCES VEB IC