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ONSEMI BDX53BG Silicon Power Transistor

The BDX53B is a medium-power silicon transistor designed for general-purpose amplification and low-speed switching. Features include high DC current gain of 2500 (typ) at Ic = 4.0 A, collector-emitter voltage up to 80 V, and low saturation voltage of 2.0 V at Ic = 3.0 A. It is monolithically constructed with built-in base-emitter shunt resistors, RoHS compliant, Pb-free, and capable of handling up to 8 A continuous collector current, with a power dissipation of 65 W. Suitable for various electronic switching and amplification applications.

Authorized Distributors
Source:Newark
Part No:BDX53BG
Stock:876
Inv Date:06-11-2026
Price: Unit price: $1.72
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Source:DigiKey
Part No:BDX53BG
Stock:0
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Price: Unit price: $1.58
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Source:DigiKey
Part No:BDX53BG
Stock:82169
Inv Date:06-11-2026
Price: Unit price: $0.64
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Part No:BDX53BG
Stock:780
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Price: Unit price: $1.76
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Part No:BDX53BG
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Inv Date:06-11-2026
Price: Unit price: $0.4521
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Part No:BDX53BG
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Price: Unit price: $0.4521
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Source:Arrow EU
Part No:BDX53BG
Stock:300
Inv Date:06-11-2026
Price: N/A
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Part No:BDX53BG
Stock:26
Inv Date:06-11-2026
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ONSEMI BDX53BG Silicon Power Transistor Specifications:

  • Collector-Emitter Voltage: 80 V (BDX53B), 100 V (BDX53C)
  • Collector-Base Voltage: 80 V (BDX53B), 100 V (BDX53C)
  • Emitter-Base Voltage: 5.0 V
  • Collector Current - Continuous: 8.0 A
  • Peak Collector Current: 12 A
  • Power Dissipation: 65 W
  • Thermal Resistance Junction-to-Ambient: 70 °C/W
  • Thermal Resistance Junction-to-Case: 1.92 °C/W
  • Temperature Range: -65°C to +150°C
  • DC Current Gain: 750 (min), typical 2500 @ Ic = 4A
  • Collector-Emitter Saturation Voltage: 2.0 V @ Ic = 3A
  • Gain Bandwidth: 4.0 (min) at 1 MHz
  • Package: TO-220, RoHS and Pb-Free compliant

Buy the ON Semiconductor BDX53B – Reliable Silicon Transistor for Industrial Applications

Purchase the ON Semiconductor BDX53B silicon power transistor online today and enhance your circuits with reliable performance for amplification and switching. This medium-power device offers high DC current gain, 80V collector-emitter voltage, and robust power handling up to 65W. Its monolithic construction includes built-in base-emitter shunt resistors, ensuring stability and efficiency. Ideal for industrial automation, control systems, and low-speed switching applications—order now to get fast delivery and top quality directly to your project or manufacturing line.

Order your ON Semiconductor BDX53B medium-power silicon transistor today and ensure your electronic projects benefit from dependable, high-performance switching and amplification.

Frequently Asked Questions

Where can I buy ONSEMI BDX53BG?

You can click on the BUY or RFQ button to purchase BDX53BG from an authorized ONSEMI distributor.

How do I troubleshoot issues or seek technical support for part BDX53BG?

You can download the BDX53BG datasheet or visit the ONSEMI website for support.

Who is the manufacturer of BDX53BG?

ONSEMI

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