NJW0281 + NJW0302 Complementary Power Transistor Pair (TO-3P)
The NJW0281 (NPN) and NJW0302 (PNP) form a complementary pair of power bipolar transistors designed for high-fidelity audio amplifier output stages and linear applications.
Configuration:
Complementary NPN and PNP bipolar junction transistor pair
Silicon construction
Electrical Characteristics:
Collector-emitter voltage (VCEO): 250 V
Continuous collector current (IC): 15 A
Power dissipation: 150 W (at Tc = 25 °C)
Gain matching within approximately 10% (50 mA to 3 A range)
Transition frequency (fT): approximately 30 MHz
Package:
TO-3P through-hole package
Construction:
Designed for PCB mounting with heatsink support
Low thermal resistance (~0.83 °C/W junction-to-case) for efficient heat dissipation
Configuration Notes:
Matched complementary pair for symmetrical amplifier design
High gain linearity for improved audio performance
Wide bandwidth supports accurate signal reproduction
Requires proper heatsinking for high-power operation
Intended Use:
High-fidelity audio amplifier output stages
Push-pull amplifier configurations
Linear power amplification circuits
High-power audio and signal processing applications
