The BUT13P is a silicon-based NPN power transistor designed by STMicroelectronics, one of the industry leaders in semiconductor solutions. This device is particularly well-suited for high-voltage applications that require fast switching capabilities. The BUT13P is a preferred choice for designers who are working on power supplies, lighting circuits, and horizontal deflection stages in televisions and monitors.

Key Features

• Voltage Capabilities: The BUT13P is equipped to handle high voltage operations, with a collector-emitter voltage (V_CEO) rated at 800V, which makes it an ideal component for electronic equipment that operates at high voltages.
• Current Handling: This power transistor can handle a collector current (I_C) of up to 5A, which ensures its capability to drive significant loads in various circuits.
• Fast Switching Speed: With a transition frequency (f_T) of 3MHz, the BUT13P offers fast switching, reducing transition losses and improving efficiency in applications such as switch-mode power supplies.
• High Power Dissipation: It has a high power dissipation of 50W, which allows it to manage considerable amounts of power without compromising performance.
• Robustness: The device is designed to be rugged, with features that provide protection against the rigors of high-voltage operation, ensuring reliability and a long operational lifespan.

Applications

The BUT13P transistor is versatile and can be used in a variety of applications, including:

• Switch-mode power supplies (SMPS)
• Power inverters
• Motor control systems
• Lighting circuits
• Horizontal deflection systems in CRT displays

Package and Mounting

The BUT13P comes in a SOT-93 package, which is known for its compact size and ability to efficiently dissipate heat. This package is suitable for through-hole mounting, which facilitates easy installation on printed circuit boards and makes it a good choice for both prototyping and mass production.

Conclusion

STMicroelectronics' BUT13P high voltage fast-switching NPN power transistor is an excellent choice for designers looking to incorporate a reliable and efficient high-voltage switching solution into their electronic designs. With its robust features and wide range of applications, the BUT13P continues to be a go-to component for high-performance power management and conversion systems.