Multicomp Pro BU426A NPN High Voltage Power Transistor, 400V 6A, TO-247

The Multicomp Pro BU426A is a robust NPN fast-switching, high-voltage power transistor, specifically engineered for demanding applications such as colour television power supply systems. Its design delivers reliable performance under high-stress conditions, making it a trusted component for professional and consumer electronic projects.

A key feature of this transistor is its high collector-emitter sustaining voltage (Vceo(sus)) of 400V minimum, ensuring stability and durability in circuits operating with significant potential differences. It also boasts a low collector-emitter saturation voltage, which enhances efficiency by minimising power loss during the switching state. With a continuous collector current rating of 6A and a power dissipation of 113W, it is capable of handling substantial electrical loads.

Applications

This high-voltage power transistor is ideally suited for power management tasks within consumer electronics. Its fast-switching characteristics and high-voltage tolerance make it perfect for use in switch-mode power supplies (SMPS), inverters, and voltage regulation circuits, providing a dependable solution for controlling and managing electrical power.

Housed in a TO-247 case style, it is designed for through-hole mounting, offering a secure and reliable physical connection on printed circuit boards (PCBs). The component operates effectively within a maximum temperature of 150°C, ensuring performance consistency in various environmental conditions.

Specifications

• Transistor Polarity: NPN
• Collector-Emitter Voltage (Vceo(sus)): 400V (Min)
• Continuous Collector Current: 6A
• Power Dissipation: 113W
• DC Current Gain (hFE Min): 8
• Case Style: TO-247
• Mounting Type: Through Hole
• Number of Pins: 3
• Maximum Operating Temperature: 150°C
• Dimensions: 43mm (H) x 33mm (W) x 15mm (D)
• Weight: 5g<br