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ONSEMI 2N4401TF NPN General Purpose Amplifier

The ONSEMI 2N4401TF is a versatile NPN bipolar junction transistor (BJT) designed for use as a medium power amplifier and switch. It's capable of handling collector currents up to 600mA and is suitable for a wide range of applications including audio amplification, switching circuits, and general-purpose signal amplification. The device features a TO-92 package and is characterized by its ease of use and robust performance. Its thermal characteristics and electrical specifications make it a reliable choice for both hobbyist and professional applications.

Authorized Distributors
Source:Newark
Part No:2N4401TF
Stock:10
Inv Date:06-10-2026
Price: Unit price: $0.293
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Source:DigiKey
Part No:2N4401TF
Stock:17670
Inv Date:06-10-2026
Price: Unit price: $0.29
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Source:DigiKey
Part No:2N4401TF
Stock:1240
Inv Date:06-10-2026
Price: Unit price: $0.24
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Part No:2N4401TF
Stock:11151
Inv Date:06-11-2026
Price: Unit price: $0.29
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Part No:2N4401TF
Stock:4000
Inv Date:06-10-2026
Price: Unit price: $0.0357
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Part No:2N4401TF
Stock:4000
Inv Date:06-10-2026
Price: Unit price: $0.0357
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Part No:2N4401TF
Stock:18000
Inv Date:06-10-2026
Price: Unit price: $0.0476
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Part No:2N4401TF
Stock:4
Inv Date:06-11-2026
Price: N/A
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ONSEMI 2N4401TF NPN General Purpose Amplifier Specifications:

  • Collector-Emitter Voltage: 40 V
  • Collector-Base Voltage: 60 V
  • Emitter-Base Voltage: 6.0 V
  • Collector Current - Continuous: 600 mA
  • Operating and Storage Junction Temperature Range: -55 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
  • DC Current Gain (hFE): 20-300
  • Collector-Emitter Saturation Voltage: 0.40 V
  • Base-Emitter Saturation Voltage: 0.75-1.20 V
  • Current Gain - Bandwidth Product: 250 MHz
  • Collector-Base Capacitance: 6.5 pF
  • Emitter-Base Capacitance: 30 pF
  • Input Impedance: 1.0-15.0 kΩ
  • Voltage Feedback Ratio: 0.1-8.0 x10-4
  • Small-Signal Current Gain: 40-500
  • Output Admittance: 1.0-30 μmhos
  • Delay Time: 15 ns
  • Rise Time: 20 ns
  • Storage Time: 225 ns
  • Fall Time: 30 ns

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Frequently Asked Questions

Where can I buy ONSEMI 2N4401TF?

You can click on the BUY or RFQ button to purchase 2N4401TF from an authorized ONSEMI distributor.

How do I troubleshoot issues or seek technical support for part 2N4401TF?

You can download the 2N4401TF datasheet or visit the ONSEMI website for support.

Who is the manufacturer of 2N4401TF?

ONSEMI

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