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Vishay IRF840BPBF Power MOSFET

The IRF840B is a high-performance N-channel power MOSFET designed for efficient switching in various electronic applications. It features low on-resistance, fast switching times, and high avalanche energy rating, making it suitable for consumer electronics, industrial motor drives, power supplies, and induction heating devices. With a drain-source voltage of 500 V and a maximum continuous drain current of 5.5 A at 100°C, this device ensures reliable operation under high power conditions. Its robust construction supports high-temperature applications and repetitive pulsed operations, providing technical flexibility for demanding circuits.

Authorized Distributors
Source:DigiKey
Part No:IRF840BPBF
Stock:1077
Inv Date:06-09-2026
Price: Unit price: $2.24
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Part No:IRF840BPBF
Stock:190
Inv Date:06-10-2026
Price: Unit price: $2.24
Buy/RFQ:
Part No:IRF840BPBF
Stock:65
Inv Date:06-10-2026
Price: N/A
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Vishay IRF840BPBF Power MOSFET Specifications:

  • Drain-Source Voltage: 500 V
  • Gate-Source Voltage: ±30 V
  • Continuous Drain Current: 5.5 A at 100°C
  • Pulsed Drain Current: 18 A
  • Power Dissipation: 156 W
  • Maximum Junction Temperature: -55°C to +150°C
  • Drain-Source On-Resistance: 0.085 Ω max. at 10 V Gate
  • Gate Threshold Voltage: 3 - 5 V
  • Input Capacitance: 527 pF
  • Output Capacitance: 52 pF
  • Reverse Transfer Capacitance: 8 pF
  • Total Gate Charge: 30 nC
  • Rise Time: 16-32 ns
  • Fall Time: 11-22 ns
  • Body Diode Forward Voltage: 1.2 V
  • Max. Storage and Operating Temperature: -55°C to +150°C
  • Thermal Resistance Junction-to-Ambient: 62 °C/W
  • Thermal Resistance Junction-to-Case: 0.8 °C/W

Buy the Buy Vishay IRF840B Power MOSFET Part Number IRF840BPBF Online

Secure your Vishay IRF840B power MOSFET now and elevate your circuit efficiency. Designed for high-voltage switching, low on-resistance, and fast switching times, this device is ideal for power supplies, motor drives, and induction heating. With a voltage rating of 500 V and excellent thermal performance, it guarantees dependable operation in demanding industrial and electronic applications. Purchase online today to benefit from quick delivery, competitive pricing, and the quality assurance that comes with Vishay products, ensuring your projects meet high standards of reliability and durability.

Get Vishay IRF840B high-voltage power MOSFET today—engineered for efficient switching, low on-resistance, and reliable industrial power applications.

Frequently Asked Questions

Where can I buy Vishay IRF840BPBF?

You can click on the BUY or RFQ button to purchase IRF840BPBF from an authorized Vishay distributor.

How do I troubleshoot issues or seek technical support for part IRF840BPBF?

You can download the IRF840BPBF datasheet or visit the Vishay website for support.

Who is the manufacturer of IRF840BPBF?

Vishay

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