Transistor BUT11A NPN 5A 450V

Overview:

The Transistor BUT11A is a high-voltage, high-current NPN bipolar junction transistor (BJT) designed for demanding applications that require fast switching speed and robust performance. It is widely used in power switching, horizontal deflection circuits in CRT monitors, and general-purpose industrial electronics. With a collector current up to 5A and voltage tolerance of 450V, the Transistor BUT11A is an excellent choice for both engineers and hobbyists who need a durable and efficient component.

Key Features:

• Transistor BUT11A operates as a power NPN transistor with a collector current (Ic) of up to 5 amperes.

• Withstands high collector-emitter voltage (Vce) up to 450 volts, suitable for high-voltage environments.

• Fast switching performance, making it ideal for high-frequency power converters and pulse circuits.

• High gain stability with a typical DC current gain (hFE) range from 15 to 60.

• Low saturation voltage, ensuring efficient energy transfer and reduced heat generation.

• Designed in a TO-220 package for excellent heat dissipation and easy mounting on heat sinks.

Applications:

• Power supply circuits and DC-DC converters.

• Horizontal deflection stages in CRT displays and monitors.

• Motor control circuits and inverter designs.

• Lighting control systems and electronic ballasts.

• Switching regulators and industrial amplifiers.

• Excellent for DIY and engineering projects requiring high voltage and current handling capability.

Electrical Characteristics:

Package Information:

• Package Type: TO-220

• Pin Configuration:

  1. Base

  2. Collector

  3. Emitter

Advantages of Using Transistor BUT11A:

• Excellent power handling and high-voltage tolerance.

• Compatible with a wide range of power switching circuits.

• Provides long operational life and thermal stability.

• Cost-effective solution for industrial, automotive, and educational electronics.

• Reliable performance under high-stress electrical loads.

Summary:

The Transistor BUT11A NPN 5A 450V is a rugged, high-speed power transistor designed for superior performance in high-voltage, high-current circuits. With its efficient heat dissipation, strong current gain, and quick switching capability, it stands as a dependable choice for professional and hobbyist applications alike. Whether used in power converters, display circuits, or industrial systems, the Transistor BUT11A guarantees efficiency, durability, and top-tier performance — a trusted component proudly offered by Electrolik.