The 2SA1244 is a PNP silicon epitaxial transistor manufactured by Toshiba Semiconductor and Storage. It is designed for audio frequency power amplifier applications. The 2SA1244 is commonly used as a driver transistor in power amplifier circuits, providing the necessary current gain to drive the output transistors.

Applications:

• Audio power amplifiers
• Driver stages in audio amplifiers
• General-purpose amplification
• Signal processing circuits
• Consumer electronics

Features:

• High collector power dissipation
• High current gain
• Low saturation voltage
• Complementary to NPN transistor 2SC3102
• RoHS compliant

Benefits:

• Improved audio quality in amplifier designs
• Efficient power transfer to output stages
• Reduced distortion in audio circuits
• Easy to use in complementary amplifier designs
• Environmentally friendly

Specifications:

The 2SA1244 has a collector-emitter voltage (VCEO) of -120V, a collector current (IC) of -1A, and a collector power dissipation (PC) of 10W. Its DC current gain (hFE) typically ranges from 80 to 240. The transition frequency (fT) is typically 50 MHz. It is typically packaged in a TO-126 package. Its operating temperature ranges from -55°C to +150°C. The complementary NPN transistor is 2SC3102.

This transistor is designed to deliver high-quality audio amplification and efficient power transfer in various electronic applications. Its reliability and performance characteristics make it a suitable choice for both professional and consumer audio equipment.