The KSA2073 is a PNP epitaxial planar transistor manufactured by Fairchild/ON Semiconductor. This transistor is designed for audio power amplifier and high current switching applications. It features a high collector current capability and excellent linearity, making it suitable for demanding audio and power applications.

Applications

• Audio power amplifiers
• High-side switching applications
• Motor control circuits
• Linear regulators
• Power supplies

Features

• High Collector Current (IC = -3A)
• High Collector-Emitter Voltage (VCEO = -120V)
• High Power Dissipation (PC = 30W)
• Excellent Linearity
• Low Saturation Voltage

Benefits

• High power output in audio amplifier circuits
• Efficient switching performance
• Low distortion in linear applications
• Reliable operation under high current conditions
• Suitable for a wide range of power applications

Additional Details

The KSA2073 is housed in a TO-220 package, which provides effective heat dissipation for high power applications. The high collector-emitter voltage allows for operation in circuits with high voltage rails, while the high collector current capability enables it to drive substantial loads. The transistor's low saturation voltage minimizes power loss during switching. It is often used in complementary pairs with NPN transistors to build high-power audio amplifiers. Proper heat sinking is crucial to ensure the transistor operates within its safe operating area. Its robust construction and excellent electrical characteristics make it a reliable choice for various power electronic designs. The PNP structure makes it ideal for high-side switching configurations. Its wide operating temperature range ensures consistent performance in different environments.