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ONSEMI MJE5731G High Voltage Power Transistor

High voltage power transistor designed for switching and linear applications, featuring a TO-220 package and RoHS compliance. Capable of handling collector-emitter voltages up to 375V, with a continuous collector current of 1A and peak up to 3A. Suitable for line-operated audio amplifiers, switch-mode power supplies, and other switching applications. Offers low thermal resistance, efficient thermal management, and broad temperature ratings from -65°C to +150°C. Compact, reliable, and Pb-free, making it ideal for industrial and consumer electronics requiring high-voltage switching components.

Authorized Distributors
Source:Newark
Part No:MJE5731G
Stock:315
Inv Date:06-10-2026
Price: Unit price: $1.84
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Source:DigiKey
Part No:MJE5731G
Stock:13
Inv Date:06-10-2026
Price: Unit price: $1.79
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Part No:MJE5731G
Stock:192
Inv Date:06-11-2026
Price: Unit price: $1.79
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Part No:MJE5731G
Stock:0
Inv Date:06-10-2026
Price: Unit price: $2.04
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Part No:MJE5731G
Stock:1400
Inv Date:06-10-2026
Price: Unit price: $1.567
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Part No:MJE5731G
Stock:1400
Inv Date:06-10-2026
Price: Unit price: $1.567
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Part No:MJE5731G
Stock:0
Inv Date:06-10-2026
Price: Unit price: $0.5
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Part No:MJE5731G
Stock:36
Inv Date:06-11-2026
Price: N/A
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ONSEMI MJE5731G High Voltage Power Transistor Specifications:

  • Collector-Emitter Voltage: 300V (MJE5730), 350V (MJE5731), 375V (MJE5731A)
  • Collector-Base Voltage: 300V (MJE5730), 350V (MJE5731), 375V (MJE5731A)
  • Emitter-Base Voltage: 5.0V
  • Collector Current - Continuous: 1.0A
  • Collector Current - Peak: 3.0A
  • Total Device Dissipation @ Tc = 25°C: 40W
  • Thermal Resistance, Junction-to-Case: 3.125°C/W
  • Thermal Resistance, Junction-to-Ambient: 6.25°C/W
  • Operating and Storage Junction Temperature Range: -65°C to +150°C
  • Package: TO-220 (221A-09 style)
  • RoHS Compliant, Pb-Free
  • Unclamped Inductive Load Energy: 20mJ
  • Switching times: Turn-on < 7.0 ns, Turn-off < 15 ns
  • Voltage ratings verified under specified test conditions

Buy the Buy ON Semiconductor MJE5731G High Voltage Power Transistor Part Number MJE5731G Online

Purchase the high voltage power transistor online today for your industrial applications. Featuring a robust TO-220 package, these transistors handle voltages up to 375V and currents of 1A continuous, making them ideal for switching power supplies, audio amplifiers, and other high-voltage switching needs. With RoHS compliance and Pb-free construction, they ensure environmentally friendly and reliable performance. Easy to integrate, these transistors provide low thermal resistance, efficient heat dissipation, and stable operation across a broad temperature range from -65°C to +150°C. Secure your inventory now and elevate your electronic designs with our dependable high-voltage transistors.

Order your ON Semiconductor MJE5731G high voltage power transistor today and ensure reliable switching performance for your industrial and electronic projects.

Frequently Asked Questions

Where can I buy ONSEMI MJE5731G?

You can click on the BUY or RFQ button to purchase MJE5731G from an authorized ONSEMI distributor.

How do I troubleshoot issues or seek technical support for part MJE5731G?

You can download the MJE5731G datasheet or visit the ONSEMI website for support.

Who is the manufacturer of MJE5731G?

ONSEMI

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