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Vishay IRF840ASPBF Power MOSFET

This N-channel power MOSFET in a D2PAK package features low gate charge for easy drive, high avalanche and dynamic dV/dt ruggedness, and comprehensive characterization for capacitance, voltage, and current. Designed for switch mode power supplies, UPS, and high-speed switching, it ensures reliable performance in demanding electronic applications. The device's robust construction and efficient electrical characteristics make it ideal for power management, industrial automation, and electronic controls, providing efficient and safe operation in various high-power environments.

Authorized Distributors
Source:DigiKey
Part No:IRF840ASPBF
Stock:988
Inv Date:06-09-2026
Price: Unit price: $4.38
Buy/RFQ:
Part No:IRF840ASPBF
Stock:12669
Inv Date:06-10-2026
Price: Unit price: $3.52
Buy/RFQ:
Part No:IRF840ASPBF
Stock:173
Inv Date:06-09-2026
Price: Unit price: $1.02
Buy/RFQ:
Source:Arrow EU
Part No:IRF840ASPBF
Stock:107
Inv Date:06-10-2026
Price: N/A
Buy/RFQ:

Vishay IRF840ASPBF Power MOSFET Specifications:

  • Drain-Source Voltage: 500 V
  • Gate-Source Voltage: ±30 V
  • Continuous Drain Current: at 10 V, 8.0 A; at 100°C, 5.1 A
  • Pulsed Drain Current: 32 A
  • Maximum Power Dissipation: 128 W at 25°C
  • Drain-Source On-Resistance: 4.8 mΩ at 10 V
  • Total Gate Charge: 38 nC
  • Gate-Source Charge: 9.0 nC
  • Gate-Drain Charge: 18 nC
  • Avalanche Energy: 510 mJ
  • Maximum Junction Temperature: -55°C to +150°C
  • Operating Junction-to-Ambient Resistance: 40°C/W (PCB mounted)
  • Soldering Temperature (10 sec): 300°C

Buy the Vishay Series Power MOSFET: IRF840AS

Upgrade your electronic projects with the Vishay Power MOSFET IRF840ASPBF available online. This N-channel MOSFET offers low gate charge, high avalanche ruggedness, and robust performance suitable for switch mode power supplies, uninterruptible power supplies, and high-speed switching applications. Its efficient thermal characteristics and high current handling capability ensure reliable operation in demanding environments. Purchase online today and enjoy fast shipping, competitive prices, and the assurance of a proven power management solution engineered for durability and efficiency.

Order your Vishay Series Power MOSFET IRF840ASPBF today and enhance your power management systems with reliable, high-performance switching capabilities.

Frequently Asked Questions

Where can I buy Vishay IRF840ASPBF?

You can click on the BUY or RFQ button to purchase IRF840ASPBF from an authorized Vishay distributor.

How do I troubleshoot issues or seek technical support for part IRF840ASPBF?

You can download the IRF840ASPBF datasheet or visit the Vishay website for support.

Who is the manufacturer of IRF840ASPBF?

Vishay

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