myMectronic
myMectronic

A Premier B2B Part Search

INFINEON IRFB7437PBF Power MOSFET

The IRFB7437PbF is a high-performance HEXFET power MOSFET optimized for motor drive applications, power supplies, and switching in DC/DC converters. Featuring a rugged 40V drain-to-source breakdown voltage, low on-resistance of approximately 1.5 mΩ at Vgs=10V, and high drain current capability up to 250A, it ensures reliable operation with excellent thermal and avalanche characteristics. Its TO-220AB package is RoHS compliant, halogen-free, and suited for demanding industrial environments, providing enhanced switching speed, avalanche energy, and ruggedness for efficient power management.

Authorized Distributors
Source:Newark
Part No:IRFB7437PBF
Stock:734
Inv Date:05-29-2026
Price: Unit price: $0.698
Buy/RFQ:
Source:DigiKey
Part No:IRFB7437PBF
Stock:0
Inv Date:05-29-2026
Price: Unit price: $2.68
Buy/RFQ:
Part No:IRFB7437PBF
Stock:1642
Inv Date:05-30-2026
Price: Unit price: $2.37
Buy/RFQ:
Part No:IRFB7437PBF
Stock:800
Inv Date:05-29-2026
Price: Unit price: $0.825
Buy/RFQ:
Source:Arrow EU
Part No:IRFB7437PBF
Stock:3012
Inv Date:05-30-2026
Price: N/A
Buy/RFQ:
Part No:IRFB7437PBF
Stock:2000
Inv Date:05-30-2026
Price: N/A
Buy/RFQ:

INFINEON IRFB7437PBF Power MOSFET Specifications:

  • Drain-to-Source Breakdown Voltage: 40V
  • Continuous Drain Current @ 25°C: 250A, @ 100°C: 180A
  • Pulsed Drain Current: 1000A
  • Maximum Power Dissipation: 230W
  • Gate-to-Source Voltage: +20V
  • Thermal Resistance Junction-to-Case: 0.65°C/W
  • Maximum Storage Temperature Range: -55°C to +175°C
  • Soldering Temperature (10 seconds, 1.6mm from case): 300°C
  • Package: TO-220AB, RoHS Compliant, Halogen-Free
  • Avalanche Energy (single pulse): 350mJ
  • Gate Threshold Voltage: 2.2V to 3.9V
  • On Resistance (Rds(on)): 1.5 mΩ at Vgs=10V, 1.8 mΩ at Vgs=6V
  • Repetitive Avalanche Energy: 802mJ
  • Static Drain-to-Source Leakage Current: 1.0A at 40V
  • Body Diode Forward Voltage: 1.3V at 100A
  • Gate Resistance: approximately 22Ω
  • Operating Junction Temperature: -55°C to +175°C
  • Mounting Torque: 10 lbf.in (1.1N·m)

Buy the International Series IRFB7437 Power MOSFET: IRFB7437PbF

Order the International IRFB7437PbF power MOSFET online today and benefit from its high current capacity, low on-resistance, and enhanced ruggedness. Perfect for motor drives, switching power supplies, and industrial applications, this device ensures efficient power management, fast switching, and reliable operation in demanding environments. Its RoHS compliance and halogen-free design make it environmentally friendly, while its TO-220AB package provides easy installation and excellent thermal dissipation. Secure your supply chain and improve system performance by purchasing this rugged and high-performance MOSFET online now.

Buy International IRFB7437PbF now and experience unmatched reliability and performance with rugged, high-current HEXFET technology.

Frequently Asked Questions

Where can I buy INFINEON IRFB7437PBF?

You can click on the BUY or RFQ button to purchase IRFB7437PBF from an authorized INFINEON distributor.

How do I troubleshoot issues or seek technical support for part IRFB7437PBF?

You can download the IRFB7437PBF datasheet or visit the INFINEON website for support.

Who is the manufacturer of IRFB7437PBF?

INFINEON

INFINEON Part List

Browse and search other INFINEON parts, locate datasheets and stock

Sponsored by