IRFI540NPBF IRFI540NPBF is an N-Channel MOSFET from Infineon Technologies with 100V drain-source voltage and 20A continuous drain current. It features 52mOhm on-resistance at 10V gate drive and is housed in a TO-220AB Full-Pak isolated package.
Mfr Part #:

IRFI540NPBF

Available from 1 distributors
Mfr Name: Infineon Technologies
Infineon Technologies
IRFI540NPBF is an N-Channel MOSFET from Infineon Technologies with 100V drain-source voltage and 20A continuous drain current. It features 52mOhm on-resistance at 10V gate drive and is housed in a TO-220AB Full-Pak isolated package.
✓ Total Stock: 6,620 pcs
$ Price Range: $0.68 - $2.23

IRFI540NPBF Available from 1 distributor

✓ Authorised
✓ Non-Authorised
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6,620 pcs
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IRFI540NPBF Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Current
Drain to Source Voltage (Vdss)
Drive Voltage (Max Rds On, Min Rds On)
FET Type
Gate Charge (Qg) (Max) @ Vgs
Industrial Grade
Input Capacitance (Ciss) (Max) @ Vds
Lead Style
Mounting Type
Operating Temperature
Power Dissipation (Max)
Rds On (Max) @ Id, Vgs
SVHC Present
Supplier Device Package
Tape & Reel
Technology
Vgs (Max)
Vgs(th) (Max) @ Id

IRFI540NPBF Description

Short technical summary and product information.

The IRFI540NPBF is an N-Channel power MOSFET from Infineon Technologies, part of the fifth-generation HEXFET family. It is designed for high-efficiency switching applications and offers a drain-source voltage (Vdss) of 100V and a continuous drain current of 20A at 25°C case temperature (14A at 100°C). The device features a low on-resistance of 52mOhm maximum at 11A and 10V gate drive, with a gate charge of 94nC and input capacitance of 1400pF, enabling fast switching.

 

This MOSFET is fully avalanche rated with a single pulse avalanche energy of 300mJ and repetitive avalanche energy of 5.4mJ. It is housed in a TO-220-3 Full Pack (TO-220AB Full-Pak) isolated package, which provides 2.5KVRMS isolation voltage and 4.8mm creepage distance, eliminating the need for additional insulating hardware. The package is through-hole mountable and suitable for heatsinking with a single clip or screw.

 

The device operates over a junction temperature range of -55°C to 175°C and has a maximum power dissipation of 54W at 25°C case temperature. It is lead-free and marked as RoHS3 compliant (unverified) and REACH unaffected. The part is available in tube packaging with a standard quantity of 50 pieces per tube.

IRFI540NPBF Quick Information

Product Type: N-Channel MOSFET
Series: HEXFET
Canonical Name: IRFI540NPBF N-Channel MOSFET
Subcategory: Single MOSFET

IRFI540NPBF Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected
Lead Free: Lead-Free

IRFI540NPBF Estimated Pricing

Qty Low High
1+ $2.23 $2.23
10+ $1.08 $1.08
100+ $0.97 $0.97
500+ $0.77 $0.77
1,000+ $0.71 $0.71
2,000+ $0.68 $0.68

Estimated market price range - modelled values for guidance only, not live distributor offers.

IRFI540NPBF Features

  • N-Channel MOSFET with 100V drain-source rating.
  • Continuous drain current of 20A at 25°C.
  • Low on-resistance of 52 milliohms typical.
  • Isolated TO-220 Full-Pak package.
  • Fully avalanche rated for robust operation.

IRFI540NPBF Applications

  • High-efficiency switched-mode power supplies.
  • Motor control and DC-DC converters.
  • Industrial and automotive power systems.

IRFI540NPBF FAQs

5 frequently asked questions generated from this part’s specifications.
What is the maximum drain-source voltage of the IRFI540NPBF?

The maximum drain-source voltage (Vdss) is 100V.

What is the continuous drain current rating?

The continuous drain current is 20A at 25°C case temperature and 14A at 100°C case temperature.

What is the on-resistance of the IRFI540NPBF?

The maximum on-resistance is 52mOhm at 11A drain current and 10V gate voltage.

What is the operating temperature range?

The operating junction temperature range is -55°C to 175°C.

Is the IRFI540NPBF RoHS compliant?

The part is listed as RoHS3 compliant in the database, but this information is unverified and marked as low confidence. Verify with the manufacturer's documentation.

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