Transistor KU921P PNP 10A 450V

The Transistor KU921P is a high-voltage, high-current PNP transistor built to deliver outstanding performance in demanding power and switching applications. With a collector current rating of 10A and a collector-emitter voltage of 450V, the Transistor KU921P is engineered for maximum reliability, thermal endurance, and efficiency. It is commonly used in power amplifiers, inverter systems, motor drivers, and industrial control circuits where robust performance and stability are critical. Designed with advanced silicon technology, this transistor ensures excellent energy handling and extended operational life.

Key Features

• Type: PNP Silicon Power Transistor

• Collector Current (Ic): 10A continuous

• Collector-Emitter Voltage (Vce): 450V

• Collector-Base Voltage (Vcb): 500V

• Emitter-Base Voltage (Veb): 5V

• DC Current Gain (hFE): 25 – 160 (depending on current and voltage)

• Transition Frequency (fT): 4 MHz typical

• Package Type: TO-3 or TO-247 metal package for excellent heat dissipation and strength

Advantages

• Very high voltage tolerance (up to 450V) ideal for high-power circuits and industrial equipment.

• Exceptional current handling capability (10A continuous), ensuring superior power performance.

• Low saturation voltage, improving efficiency and reducing power loss during operation.

• Excellent thermal conductivity and reliability, even under prolonged heavy load conditions.

• Designed for audio, inverter, and motor control applications requiring high endurance.

• Long-lasting metal package construction ensures durability in harsh environments.

Applications

• Audio Power Amplifiers: Delivers stable and powerful output with minimal distortion.

• Inverter and Converter Circuits: Suitable for high-voltage DC–AC conversion systems.

• Motor Control Systems: Efficiently handles large current loads for smooth motor performance.

• Power Regulation Systems: Works well in voltage regulators and control boards.

• Industrial Equipment: Used in automation and power control circuits requiring strong, reliable components.

Electrical Characteristics (Typical Values at 25°C)

Datasheet Summary

• Model: KU921P

• Polarity: PNP

• Collector Current (Ic): 10A

• Collector-Emitter Voltage (Vce): 450V

• Power Dissipation: 150W

• Transition Frequency: 4 MHz

• Package Type: TO-3 Metal / TO-247

• Complementary Pair: KU921 (NPN Transistor)

• Operating Temperature Range: -65°C to +200°C

Conclusion

The Transistor KU921P is a high-voltage PNP transistor built for powerful and efficient operation in demanding electronic environments. With its impressive 10A current handling and 450V voltage capability, it excels in amplifiers, converters, and power management systems. Its durable metal package ensures superior heat dissipation, while its stable gain and low loss characteristics provide efficient, long-term performance. Whether used in industrial power circuits or high-performance amplifiers, the Transistor KU921P PNP 10A 450V guarantees durability, reliability, and exceptional electrical performance.