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ONSEMI BUV21G High Power Transistor

The BUV21G switchmode series is a high-speed, high-current NPN silicon power transistor designed for demanding applications such as power switching and control. It offers a collector-emitter voltage of 200V, a collector-base voltage of 250V, and a continuous collector current of 40A, with peak pulses up to 50A. Features include very fast switching times, high DC current gain, and low saturation voltages, making it suitable for high power, high-speed switching circuits in industrial and electronic equipment. The device is Pb-Free and comes in a TO-204 package for efficient heat dissipation.

Authorized Distributors
Source:Newark
Part No:BUV21G
Stock:55
Inv Date:06-10-2026
Price: Unit price: $22.35
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Part No:BUV21G
Stock:111
Inv Date:06-11-2026
Price: Unit price: $21.7
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Part No:BUV21G
Stock:0
Inv Date:06-11-2026
Price: Unit price: $26.07
Buy/RFQ:
Part No:BUV21G
Stock:0
Inv Date:06-11-2026
Price: Unit price: $26.07
Buy/RFQ:

ONSEMI BUV21G High Power Transistor Specifications:

  • Collector-Emitter Voltage: 200 V
  • Collector-Base Voltage: 250 V
  • Emitter-Base Voltage: 7 V
  • Collector-Emitter Voltage (Vge=-1.5V): 250 V
  • Collector-Emitter Voltage (Rae=100Ω): 240 V
  • Collector-Current - Continuous: 40 A
  • Peak Collector-Current: 50 A (PW < 10ms)
  • Base-Current - Continuous: 8 A
  • Total Device Dissipation @ 25°C: 250 W
  • Operating Temperature Range: -65°C to 200°C
  • Thermal Resistance, Junction-to-Case: 0.07°C/W
  • Switching Time (Fall Time): 0.4 µs
  • Turn-on Time: 1.0 µs
  • DC Current Gain: 20 to 60

Buy the Buy ON Semiconductor BUV21G Part Number BUV21G Online

Purchase the ON Semiconductor BUV21G high-current power transistor online now to improve your electronic projects. Designed for high speed, high current, and power management, it features a collector-emitter voltage of 200V, continuous current of 40A, and peak pulse current of 50A for demanding applications. Its fast switching times and high DC current gain make it ideal for industrial power control, switching power supplies, and high-speed switching circuits. Order today for premium quality, reliable performance, and efficient heat dissipation in your systems.

Order your ON Semiconductor BUV21G high-power transistor today and enhance your power switching circuits with reliable, fast switching performance.

Frequently Asked Questions

Where can I buy ONSEMI BUV21G?

You can click on the BUY or RFQ button to purchase BUV21G from an authorized ONSEMI distributor.

How do I troubleshoot issues or seek technical support for part BUV21G?

You can download the BUV21G datasheet or visit the ONSEMI website for support.

Who is the manufacturer of BUV21G?

ONSEMI

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