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ONSEMI MJF45H11G Power Transistor

High-performance complementary power transistors designed for general purpose amplification and switching applications such as switching regulators, converters, and power amplifiers. These TO-220 package devices feature low collector-emitter saturation voltage of 1.0 V at 8.0 A, fast switching speeds, and available Pb-Free packages. With a collector-emitter voltage of 80 V, collector current up to 10 A, and a total power dissipation of 36 W at 25°C, they ensure reliable operation in industrial power management and automation systems. Thermal resistance and safety ratings support their robust performance in demanding environments.

Authorized Distributors
Source:Newark
Part No:MJF45H11G
Stock:537
Inv Date:06-10-2026
Price: Unit price: $1.76
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Source:DigiKey
Part No:MJF45H11G
Stock:20
Inv Date:06-10-2026
Price: Unit price: $2.91
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Part No:MJF45H11G
Stock:5299
Inv Date:06-11-2026
Price: Unit price: $2.15
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Part No:MJF45H11G
Stock:0
Inv Date:06-10-2026
Price: Unit price: $1.52
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Part No:MJF45H11G
Stock:300
Inv Date:06-10-2026
Price: Unit price: $0.575
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Part No:MJF45H11G
Stock:300
Inv Date:06-10-2026
Price: Unit price: $0.575
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Part No:MJF45H11G
Stock:0
Inv Date:06-10-2026
Price: Unit price: $0.715
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Part No:MJF45H11G
Stock:10
Inv Date:06-11-2026
Price: N/A
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ONSEMI MJF45H11G Power Transistor Specifications:

  • Collector-Emitter Voltage: 80 V
  • Emitter-Base Voltage: 5 V
  • Collector Current: Continuous 10 A, Peak 20 A
  • Total Power Dissipation: 36 W at 25°C, Derating 0.288 W/°C above 25°C
  • Operating Junction Temperature: -55°C to 150°C
  • Thermal Resistance, Junction-to-Case: 3.5 °C/W
  • Thermal Resistance, Junction-to-Ambient: 62.5 °C/W
  • Package: TO-220
  • HB-020-Pb-Free packages available
  • Switching Times: Delay 135-300 ns, Fall Time 100-140 ns
  • Gain Bandwidth Product: 50-40 MHz
  • Maximum Ratings: Collector-Emitter Voltage 80 V, Collector Current 10 A, Dissipation 36 W
  • Storage Temperature Range: -55°C to 150°C

Buy the ON Semiconductor MJF45H11 – Reliable Power Transistor for Industrial Applications

Secure ON Semiconductor power transistors online today—designed for reliable switching and amplification in industrial systems. Featuring low saturation voltage, fast switching speeds, and robust Pb-Free packages, these transistors are ideal for power regulators, converters, and automation solutions. With a voltage rating of 80 V and current capacity of 10 A, they ensure efficient, durable performance under demanding conditions. Purchase online now for quick delivery, trusted quality, and technical support to enhance your industrial projects and power management systems.

Get ON Semiconductor MJF45H11 today—built for precision, high current handling, and long-lasting durability.

Frequently Asked Questions

Where can I buy ONSEMI MJF45H11G?

You can click on the BUY or RFQ button to purchase MJF45H11G from an authorized ONSEMI distributor.

How do I troubleshoot issues or seek technical support for part MJF45H11G?

You can download the MJF45H11G datasheet or visit the ONSEMI website for support.

Who is the manufacturer of MJF45H11G?

ONSEMI

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