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ONSEMI MJD6039T4G Power Transistor

The MJD6039T4G is a high-current Darlington power transistor designed for general-purpose switching and driver applications in power converters, regulators, and audio amplifiers. It features a monolithic construction with built-in base-emitter shunt resistors, high DC current gain, and a Pb-Free package option. Suitable for surface mounting in DPAK packages, it offers a collector-emitter voltage of 80V and a continuous collector current of 4A, making it ideal for robust, reliable power switching in industrial and automotive settings. Its thermal and electrical characteristics ensure efficient operation and durability.

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Part No:MJD6039T4G
Stock:14713
Inv Date:06-10-2026
Price: Unit price: $1.25
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Inv Date:06-11-2026
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Part No:MJD6039T4G
Stock:0
Inv Date:06-10-2026
Price: Unit price: $0.4966
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Part No:MJD6039T4G
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Inv Date:06-10-2026
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Part No:MJD6039T4G
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Price: Unit price: $0.34
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Part No:MJD6039T4G
Stock:137
Inv Date:06-11-2026
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ONSEMI MJD6039T4G Power Transistor Specifications:

  • Collector-Emitter Voltage: 80 V
  • Collector-Base Voltage: 80 V
  • Emitter-Base Voltage: 5 V
  • Collector Current: Continuous 4 A, Peak 8 A
  • Base Current: 100 mA
  • Total Power Dissipation: 20 W at 25°C, derate 0.16 W/°C above 25°C
  • Operating and Storage Junction Temperature Range: -65°C to +150°C
  • Thermal Resistance, Junction-to-Case: 6.25°C/W
  • Thermal Resistance, Junction-to-Ambient: 714°C/W
  • EPoxy Meets UL 94 V-0 at 0.125 in
  • ESD Ratings: >8000 V human body model, >400 V machine model
  • Package: DPAK case 369C-01, lead form for surface mount applications
  • Responsiveness: High DC current gain of 2500 (typ) at Ic = 4A
  • Pb-Free package available, qualified per AEC-Q101 standards

Buy the ON Semiconductor MJD6039T4G – Reliable Power Transistor for Industrial Applications

Order the ON Semiconductor MJD6039T4G power transistor online for reliable power switching in industrial, automotive, and amplifier applications. Featuring a Pb-Free DPAK package, it handles up to 80V and 4A continuous current, with high DC gain for efficient operation. Its monolithic construction includes built-in resistors, ensuring durability and performance in demanding environments. Perfect for power regulators, converters, and switching circuits, this transistor offers excellent thermal and electrical characteristics, making it an essential component for durable, high-performance power management systems. Buy online now for fast delivery and guaranteed quality.

Get ON Semiconductor MJD6039T4G today—built for high current switching and robust performance in industrial environments.

Frequently Asked Questions

Where can I buy ONSEMI MJD6039T4G?

You can click on the BUY or RFQ button to purchase MJD6039T4G from an authorized ONSEMI distributor.

How do I troubleshoot issues or seek technical support for part MJD6039T4G?

You can download the MJD6039T4G datasheet or visit the ONSEMI website for support.

Who is the manufacturer of MJD6039T4G?

ONSEMI

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