The 2SA1220A is a PNP power transistor designed for audio frequency and high-frequency power amplifier applications, suitable for voltage and driver stages in amplifier circuits.
Configuration:
PNP bipolar junction transistor
Silicon construction
Electrical Characteristics:
Collector-emitter voltage (VCEO): >160 V
Collector-base voltage (VCBO): >160 V
Pulsed collector current (ICP): up to 2.5 A
Power dissipation: 1.2 W (at Ta = 25 °C), 20 W (at Tc = 25 °C)
Transition frequency (fT): approximately 175 MHz
Package:
TO-126 through-hole package
Construction:
Designed for PCB mounting with thermal considerations
Suitable for amplifier and high-frequency applications
Configuration Notes:
High voltage capability for amplifier circuits
Suitable for driver and power stages
Requires proper biasing and heat dissipation for stable operation
Intended Use:
Audio frequency amplifier circuits
High-frequency power amplifier stages
Driver stages in amplifier designs
General-purpose amplification applications
