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MULTICOMP PRO BU426A High Voltage Power Transistor

The BU426A is a fast switching high voltage NPN power transistor designed primarily for color TV supply systems and high-voltage switching applications. It features a collector-emitter sustaining voltage of 400V, a collector-base voltage of 900V, and a collector current of up to 8A peak. The device exhibits low saturation voltage and is capable of handling up to 113W of power dissipation at 25°C. Its thermal resistance junction to case is approximately 1.106°C/W, ensuring efficient heat management during operation in various electronic and industrial circuits.

Authorized Distributors
Source:Newark
Part No:BU426A
Stock:602
Inv Date:06-06-2026
Price: Unit price: $2.91
Buy/RFQ:
Part No:BU426A
Stock:0
Inv Date:06-07-2026
Price: N/A
Buy/RFQ:

MULTICOMP PRO BU426A High Voltage Power Transistor Specifications:

  • Collector-Emitter Voltage: 400V
  • Collector-Base Voltage: 900V
  • Emitter-Base Voltage: 10V
  • Collector Current (Continuous): 6A
  • Peak Collector Current: 8A
  • Base Current (Continuous): 3A
  • Total Power Dissipation: 113W at 25°C
  • Thermal Resistance Junction to Case: 1.106°C/W
  • Operating Temperature Range: -65°C to +150°C
  • Storage Temperature Range: -65°C to +150°C
  • Dimensions: Length 18.5–21.5 mm, Width 4.2–4.68 mm, Height 1.82–2.46 mm
  • Package: TO-247 (transistor, NPN)

Buy the Multicomp BU426A – Reliable High Voltage Power Transistor for Industrial Applications

Purchase the Multicomp BU426A power transistor online today to ensure reliable high-voltage switching in your projects. This industrial-grade component offers up to 400V collector-emitter voltage, peak 8A current, and 113W power dissipation, making it ideal for color TV supply systems and high-voltage industrial circuits. Its efficient thermal characteristics and robust design guarantee long-lasting durability and consistent performance. Easily integrate this NPN transistor into your electronic equipment for optimal switching and power management, ensuring smooth operation and reliable results in demanding applications.

Get Multicomp BU426A today—built for high-voltage efficiency and robust industrial performance.

Frequently Asked Questions

Where can I buy MULTICOMP PRO BU426A?

You can click on the BUY or RFQ button to purchase BU426A from an authorized MULTICOMP PRO distributor.

How do I troubleshoot issues or seek technical support for part BU426A?

You can download the BU426A datasheet or visit the MULTICOMP PRO website for support.

Who is the manufacturer of BU426A?

MULTICOMP PRO

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