myMectronic
myMectronic

A Premier B2B Part Search

Vishay IRF644PBFBE3 Power MOSFET

The IRF644 is a high-performance N-channel power MOSFET designed for industrial applications, offering fast switching, low on-resistance, and ruggedized construction. Packaged in a TO-220AB case, it handles a maximum drain-source voltage of 250V and continuous drain current up to 8.5A. Features include a low gate threshold voltage, high avalanche energy, and excellent thermal management. Its robust design makes it ideal for power supplies, motor control, and switching regulators, ensuring reliable operation under demanding conditions with simple drive requirements and efficient heat dissipation.

Authorized Distributors
Source:Newark
Part No:IRF644PBF-BE3
Stock:792
Inv Date:06-09-2026
Price: Unit price: $1.39
Buy/RFQ:
Source:DigiKey
Part No:IRF644PBF-BE3
Stock:421
Inv Date:06-09-2026
Price: Unit price: $4.75
Buy/RFQ:
Part No:IRF644PBF-BE3
Stock:1017
Inv Date:06-10-2026
Price: Unit price: $2.55
Buy/RFQ:
Part No:IRF644PBF-BE3
Stock:0
Inv Date:06-09-2026
Price: Unit price: $0.67
Buy/RFQ:

Vishay IRF644PBFBE3 Power MOSFET Specifications:

  • Drain-Source Voltage: 250 V
  • Gate-Source Voltage: ±20 V
  • Continuous Drain Current: 8.5 A at 100°C
  • Pulsed Drain Current: 56 A
  • Power Dissipation: 125 W
  • Maximum Junction Temperature: -55 to +150°C
  • Rds(on): 0.028 Ω (at Ves=10V, Ip=8.4A)
  • Gate Charge: 68 nC (Total Gate Charge), 11 nC (Gate-Source), 35 nC (Gate-Drain)
  • Avalanche Energy: 550 mJ
  • Body Diode Voltage: 18 V
  • Switching delay times: Turn-On 11 ns, Turn-Off 53 ns
  • Thermal Resistance (Junction to Ambient): 62°C/W

Buy the Vishay IRF644 – Reliable Power MOSFET for Industrial Applications

Order the Vishay IRF644 power MOSFET online today and ensure your industrial power projects benefit from fast switching, low Rds(on), and high avalanche energy. Its rugged design and efficient thermal characteristics make it ideal for power supplies, motor controls, and switching regulators. With a maximum drain-source voltage of 250V and continuous drain current up to 8.5A, this MOSFET guarantees reliable operation under demanding conditions. Seamlessly integrate this essential component into your system for optimized performance and durability.

Buy Vishay IRF644 now and experience unmatched reliability and performance in power switching, motor control, and industrial applications.

Frequently Asked Questions

Where can I buy Vishay IRF644PBFBE3?

You can click on the BUY or RFQ button to purchase IRF644PBFBE3 from an authorized Vishay distributor.

How do I troubleshoot issues or seek technical support for part IRF644PBFBE3?

You can download the IRF644PBFBE3 datasheet or visit the Vishay website for support.

Who is the manufacturer of IRF644PBFBE3?

Vishay

Vishay Part List

Browse and search other Vishay parts, locate datasheets and stock

Sponsored by