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INFINEON IRFSL7437PBF High-Current Power MOSFET

The IRFSL7437PbF is a high-performance HEXFET Power MOSFET designed for use in motor drives, power supplies, and inverter applications. With a robust 250A continuous drain current rating and a low Rds(on) of 1.4 mΩ at Vgs = 10V, it offers efficient switching and reduced heat dissipation. Its avalanche energy capability and rugged construction ensure reliability in demanding conditions. The device features a lead-free, halogen-free package suitable for environmentally conscious designs, optimized for fast switching, low gate charge, and high avalanche current handling.

Authorized Distributors
Source:Newark
Part No:IRFSL7437PBF
Stock:1000
Inv Date:05-29-2026
Price: Unit price: $2.82
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Source:DigiKey
Part No:IRFSL7437PBF
Stock:1133
Inv Date:05-29-2026
Price: Unit price: $3.23
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Part No:IRFSL7437PBF
Stock:1518
Inv Date:05-30-2026
Price: Unit price: $2.76
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Part No:IRFSL7437PBF
Stock:0
Inv Date:05-29-2026
Price: Unit price: $2.5
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Part No:IRFSL7437PBF
Stock:0
Inv Date:05-29-2026
Price: Unit price: $0.79
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INFINEON IRFSL7437PBF High-Current Power MOSFET Specifications:

  • Continuous Drain Current (25°C): 250A
  • Drain-to-Source Breakdown Voltage: 40V
  • Rds(on): 1.4 mΩ at Vgs = 10V
  • Avalanche Energy: 802 mJ single pulse
  • Gate Threshold Voltage: 2.2 - 3.9 V
  • Maximum Power Dissipation: 230W
  • Operating Temperature Range: -55°C to +175°C
  • Gate-to-Source Voltage: ±20V
  • Switching Times: Turn-On delay 19 ns, Turn-Off delay 78 ns
  • Package: D2Pak (TO-262), Lead-Free, Halogen-Free

Buy the International IRFS7437PbF HEXFET Power MOSFET: 40V 250A

Purchase the IRFS7437PbF high-current power MOSFET online today. Designed for motor drives, power supplies, and inverter applications, it features low Rds(on), high avalanche energy capability, and rugged construction for reliable performance. Ideal for demanding electrical systems, it ensures efficient switching, reduces heat, and offers environmentally friendly, lead-free and halogen-free packaging. With a maximum continuous drain current of 250A and a breakdown voltage of 40V, this device is perfect for industrial and electronic applications requiring dependable, high-power operation.

Get International IRFS7437PbF today—built for high current, fast switching, and long-lasting durability.

Frequently Asked Questions

Where can I buy INFINEON IRFSL7437PBF?

You can click on the BUY or RFQ button to purchase IRFSL7437PBF from an authorized INFINEON distributor.

How do I troubleshoot issues or seek technical support for part IRFSL7437PBF?

You can download the IRFSL7437PBF datasheet or visit the INFINEON website for support.

Who is the manufacturer of IRFSL7437PBF?

INFINEON

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