What is a cross-reference page for IRFI540NPBF?
This page groups mapped replacement options for IRFI540NPBF so buyers and engineers can compare alternatives before requesting a quote or approving a substitute.
Alternative part analysis
IRFI540NPBF replacements, alternatives, and cross reference
Compare mapped replacement and alternative options for IRFI540NPBF, then verify package, specifications, and application fit before approval.
Compare IRFI540NPBF against mapped replacement options
Review package, lifecycle, stock, and MOQ in one view
Move from engineering screening to RFQ without leaving the page
No mapped replacement parts yet
This product currently does not show a published cross-reference list. Use RFQ support if your team needs an alternative part review.
Specification view
Parameter Comparison Chart
A side-by-side view of the source part and its mapped alternatives so buyers and engineers can screen package, availability, lifecycle, and key descriptors before RFQ.
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| Parameter Comparison Chart | Current part IRFI540NPBF Infineon Technologies |
|---|---|
| Part Number | IRFI540NPBF |
| Manufacturer | Infineon Technologies |
| Category | Discrete Semiconductor Products |
| Subcategory | Transistors - FETs, MOSFETs - Single |
| Package | TO-220-3 |
| Series | HEXFET® |
| Key Attributes | - |
| Description | MOSFET N-CH 100V 20A TO220FP |
| Lifecycle | - |
| Stock | 93,194 |
| Available | 54,136 |
| Min Order | 1 |
| Datasheet | Available |
| Part Status | Active |
| Mounting Type | Through Hole |
| REACH Status | REACH Unaffected |
| ECCN | EAR99 |
| Lead Free | Lead Free |
| Packaging | Tube |
| Factory Lead Time | 12 Weeks |
| Height | 9.8mm |
| Published | 1998 |
| Peak Reflow Temperature (Cel) | 260 |
| Element Configuration | Single |
| Current Rating | 20A |
| Operating Temperature | -55°C~175°C TJ |
| Operating Mode | ENHANCEMENT MODE |
| Manufacturer | Infineon Technologies |
| Series | HEXFET® |
| Subcategory | FET General Purpose Power |
| Technology | MOSFET (Metal Oxide) |
| Nominal Vgs | 4 V |
| FET Type | N-Channel |
| Sub-Categories | Transistors - FETs, MOSFETs - Single |
| Vgs (Max) | ±20V |
| Categories | Discrete Semiconductor Products |
| Transistor Application | SWITCHING |
| Transistor Element Material | SILICON |
| Vgs(th) (Max) @ Id | 4V @ 250μA |
| JEDEC-95 Code | TO-220AB |
| Isolation Voltage | 2.5kV |
| Additional Feature | AVALANCHE RATED, HIGH RELIABILITY |
| Radiation Hardening | No |
| Reflow Temperature-Max (s) | 40 |
| Mount | Through Hole |
| Number of Pins | 3 |
| Gate to Source Voltage (Vgs) | 20V |
| Number of Terminations | 3 |
| Voltage - Rated DC | 100V |
| Termination | Through Hole |
| Drive Voltage (Max Rds On,Min Rds On) | 10V |
| Case Connection | ISOLATED |
| Power Dissipation | 42W |
| Continuous Drain Current (ID) | 20A |
| Drain to Source Breakdown Voltage | 100V |
| Threshold Voltage | 4V |
| Fall Time (Typ) | 33 ns |
| Width | 4.826mm |
| Recovery Time | 250 ns |
| Package / Case | TO-220-3 Full Pack |
| Gate Charge (Qg) (Max) @ Vgs | 94nC @ 10V |
| Current - Continuous Drain (Id) @ 25°C | 20A Tc |
| Manufacturer's Part No. | IRFI540NPBF |
| Power Dissipation-Max | 54W Tc |
| Length | 10.6172mm |
| Drain-source On Resistance-Max | 0.052Ohm |
| Rds On (Max) @ Id, Vgs | 52m Ω @ 11A, 10V |
| Input Capacitance (Ciss) (Max) @ Vds | 1400pF @ 25V |
| JESD-609 Code | e3 |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| RoHS Status | RoHS non-compliant |
| REACH SVHC | No SVHC |
| HTSUS | 8541.29.0095 |
| ECCN Code | EAR99 |
| Turn-Off Delay Time | 44 ns |
| Terminal Finish | Matte Tin (Sn) - with Nickel (Ni) barrier |
| Number of Elements | 1 |
| Dual Supply Voltage | 100V |
| Turn On Delay Time | 8.2 ns |
| Rise Time | 39ns |
| Actions |
Cross-reference FAQ
Replacement Part Questions
Short answers for teams reviewing IRFI540NPBF replacement and equivalent-part options.
Does a mapped alternative mean a guaranteed drop-in replacement for IRFI540NPBF?
Not automatically. Cross-reference mapping helps shortlist candidates, but package, electrical behavior, qualification scope, and approval rules still need to be checked before release.
Which parameters should teams compare first for IRFI540NPBF alternatives?
Start with package, series, key attributes, lifecycle status, stock position, datasheet access, and the mapped pin-to-pin or cross-reference note. Then confirm application-specific requirements in the datasheet and RFQ stage.
Can I request a quote for an alternative to IRFI540NPBF?
Yes. Use the product links or RFQ actions on this page to request pricing, availability, documentation, and sourcing support for any listed alternative part.
Is IRFI540NPBF obsolete, and what replacement should buyers review first?
Check the lifecycle row on this page first. If buyers need a fast starting point, the strongest mapped replacement currently surfaced here is , followed by the other alternatives shown in the comparison table.
Engineering support
Need help validating the replacement path?
If your team is unsure whether a mapped alternative to IRFI540NPBF from Infineon Technologies is really usable, contact us for help on package fit, pin compatibility, key parameter gaps, and qualification-facing review questions.
Contact a hardware engineer
Email our engineering support contact at [email protected], or use the contact page if the question should be routed across sourcing, engineering, and support.
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Package and pin compatibility
Review whether the alternate path looks credible from package, footprint, and pin-level perspectives.
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Parameter and function gaps
Surface the electrical, interface, or application-fit questions that still need confirmation before approval.
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Qualification and approval prep
Organize the documentation, datasheet evidence, and validation checkpoints your internal team may still require.