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ONSEMI 2N5551TA NPN Transistor

The 2N5551 is a high-voltage NPN bipolar junction transistor designed for general-purpose amplification and switching applications. It features a collector-emitter voltage of 160 V, collector-base voltage of 180 V, and a maximum collector current of 600 mA. Suitable for high-voltage circuits, it exhibits a gain bandwidth product of 100 MHz, low saturation voltages, and high junction temperature tolerance up to 150°C. The TO-92 package ensures easy handling, with thermal resistance ratings ideal for reliable operation in various electronic systems.

Authorized Distributors
Source:Newark
Part No:2N5551TA
Stock:8290
Inv Date:06-10-2026
Price: Unit price: $0.288
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Source:DigiKey
Part No:2N5551TA
Stock:17840
Inv Date:06-10-2026
Price: Unit price: $0.3
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Part No:2N5551TA
Stock:65153
Inv Date:06-11-2026
Price: Unit price: $0.3
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Part No:2N5551TA
Stock:0
Inv Date:06-10-2026
Price: Unit price: $0.0525
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ONSEMI 2N5551TA NPN Transistor Specifications:

  • Collector-Emitter Voltage: 160 V
  • Collector-Base Voltage: 180 V
  • Emitter-Base Voltage: 6 V
  • Collector Current - Continuous: 600 mA
  • Junction and Storage Temperature: -55°C to +150°C
  • Total Device Dissipation: 625 mW
  • Thermal Resistance, Junction to Case: 83.3 °C/W
  • Thermal Resistance, Junction to Ambient: 200 °C/W
  • Collector-Emitter Breakdown Voltage: 160 V
  • Collector-Base Breakdown Voltage: 180 V
  • Collector Cut-Off Current: 50 nA at Veo = 120 V
  • Collector Saturation Voltage: 0.2 V at Io = 10 mA
  • Base-Emitter On Voltage: 1.0 V at Io = 50 mA
  • Current Gain Bandwidth Product: 100 MHz
  • Input Capacitance: 20 pF
  • Output Capacitance: 6 pF
  • Power Dissipation: 625 mW

Buy the Fairchild Series 2N5551 NPN Transistor: 2N5551TA

Purchase the high-demand Fairchild Series 2N5551 NPN transistor online today for reliable high-voltage amplification and switching in your electronic projects. Featuring a collector-emitter voltage of 160 V, a maximum collector current of 600 mA, low saturation voltages, and excellent thermal stability, this transistor ensures optimal performance across various applications. Its TO-92 package design allows easy handling and installation, making it ideal for high-voltage amplifier circuits, switching regulators, and general-purpose applications. Get your supply now for quick delivery and consistent quality.

Order your Fairchild Series 2N5551 transistor today and give your circuits the high-voltage amplification performance they need.

Frequently Asked Questions

Where can I buy ONSEMI 2N5551TA?

You can click on the BUY or RFQ button to purchase 2N5551TA from an authorized ONSEMI distributor.

How do I troubleshoot issues or seek technical support for part 2N5551TA?

You can download the 2N5551TA datasheet or visit the ONSEMI website for support.

Who is the manufacturer of 2N5551TA?

ONSEMI

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