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ONSEMI NJV4031NT1G Power NPN Transistor

The NJV4031NT1G is a high-performance NPN bipolar power transistor designed for switching and amplification applications in automotive and industrial systems. Featuring a maximum collector-emitter voltage of 40 V and a continuous collector current of 3.0 A, it offers low saturation voltages and high current gain for efficient operation. Encased in a SOT-223 package, this Pb-Free, RoHS-compliant device meets UL 94V-0 flammability standards at 0.125 inches and is qualified under AEC-Q101, making it ideal for automotive control circuits, power switching, and amplification tasks requiring reliability and thermal stability.

Authorized Distributors
Source:Newark
Part No:NJV4031NT1G
Stock:999
Inv Date:06-11-2026
Price: Unit price: $0.834
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Source:DigiKey
Part No:NJV4031NT1G
Stock:1937
Inv Date:06-11-2026
Price: Unit price: $0.96
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Part No:NJV4031NT1G
Stock:2000
Inv Date:06-11-2026
Price: Unit price: $0.96
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Part No:NJV4031NT1G
Stock:0
Inv Date:06-11-2026
Price: Unit price: $0.1921
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Part No:NJV4031NT1G
Stock:0
Inv Date:06-11-2026
Price: Unit price: $0.1921
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Part No:NJV4031NT1G
Stock:0
Inv Date:06-10-2026
Price: Unit price: $0.265
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ONSEMI NJV4031NT1G Power NPN Transistor Specifications:

  • Collector-Emitter Voltage: 40 V
  • Collector-Base Voltage: 40 V
  • Emitter-Base Voltage: 6.0 V
  • Collector Current - Continuous: 3.0 A
  • Power Dissipation: 2.0 W
  • Total Power Dissipation @ Ta=25°C: 2.0 W
  • Thermal Resistance, Junction-to-Ambient: 64°C/W (NJV4031NT3G), 155°C/W (NJV4031NT1G)
  • Maximum Lead Temperature for Soldering: 260°C
  • Operating Temperature Range: -55°C to +150°C
  • Transition Frequency (fT): 215 MHz
  • Input Capacitance: 170 pF
  • Output Capacitance: 25 pF
  • Collector Cutoff Current: 100 nA
  • Base-Emitter Saturation Voltage: 0.100 V at 0.5 A
  • Collector-Emitter Saturation Voltage: 0.150 V at 1.0 A
  • Base Current - Continuous: 1.0 A
  • Package: SOT-223

Buy the ON Semiconductor Series NJ Power Transistor: NJV4031NT1G

Order the ON Semiconductor NJV4031NT1G now for high-performance power switching and amplification. Offering a maximum collector-emitter voltage of 40 V, 3.0 A continuous current, and low saturation voltages, this transistor is ideal for automotive and industrial control systems. Its RoHS-compliant, Pb-Free SOT-223 package ensures easy mounting and reliable operation under thermal stress. Perfect for engineers seeking durable, efficient components for demanding power and switching applications, ensuring device reliability and performance in critical control circuits.

Buy ON Semiconductor NJV4031NT1G now and experience unmatched reliability and high efficiency in power switching applications.

Frequently Asked Questions

Where can I buy ONSEMI NJV4031NT1G?

You can click on the BUY or RFQ button to purchase NJV4031NT1G from an authorized ONSEMI distributor.

How do I troubleshoot issues or seek technical support for part NJV4031NT1G?

You can download the NJV4031NT1G datasheet or visit the ONSEMI website for support.

Who is the manufacturer of NJV4031NT1G?

ONSEMI

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