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Alternatives to Infineon Technologies IRLML9301TRPBF

Infineon Technologies IRLML9301TRPBF and its qualified second sources, compared on form/fit/function, stock, lifecycle and price — the same checks Parter runs inside a BOM.

IRLML9301TRPBF compared against its qualified second sources
IRLML9301TRPBFInfineon TechnologiesDMP3099L-7Diodes IncorporatedXP3P055NYAGEO XSEMI+1more
FFF CompatibilityShares the identical physical footprint and the standard SOT-23 pin configuration (Pin 1: Gate, Pin 2: Source, Pin 3: Drain).Housed in the standard SOT-23 (TO-236-3) package matching the original physical form factor.Electrical characteristics are a near-perfect match: 30V breakdown voltage, equivalent 65 mOhm max RDS(on), and a slightly higher continuous current limit.Utilizes the exact same land pattern and standard SOT-23 pin mapping (Pin 1: Gate, Pin 2: Source, Pin 3: Drain).Supplied in a standard SOT-23 outline with fully compatible dimensions.Meets or exceeds all critical ratings, including 30V Vds breakdown, ±20V Vgs limit, and improved Rds(on) conduction performance.
AI Summary

IRLML9301TRPBF by Infineon Technologies: P-Channel 30 V 3.6A (Ta) 1.3W (Ta) Surface Mount Micro3™/SOT-23.

An excellent active drop-in alternative that maintains the critical ±20V Vgs gate-drive ceiling while offering a slightly higher continuous current rating. This replacement comes from Diodes Inc's widely supported active portfolio, reducing lifecycle risk.

  • Drop-in pin-compatible replacement in standard SOT-23-3 package
  • Slightly higher continuous drain current rating (3.8A vs 3.6A)
  • Maintains the same critical ±20V Vgs maximum rating for safe gate drive overhead
  • Slightly lower power dissipation rating (1.08W vs 1.3W) depending on board thermal layout.

A highly efficient alternative featuring a lower RDS(on) and a robust 1.25W power dissipation rating that closely mirrors the original. It serves as an active, drop-in replacement with enhanced conduction efficiency.

  • Drop-in pin-compatible replacement in standard SOT-23 package
  • Lower maximum RDS(on) resistance (55 mOhm vs 64 mOhm), improving efficiency
  • Slightly higher continuous drain current rating (3.9A vs 3.6A)
Lifecycle StatusObsoleteActiveActive
Market AvailabilityIn stockIn stockIn stock
REACHREACHREACHUnknown
RoHSRoHSRoHSRoHS
DescriptionP-Channel 30 V 3.6A (Ta) 1.3W (Ta) Surface Mount Micro3™/SOT-23P-Channel 30 V 3.8A (Ta) 1.08W (Ta) Surface Mount SOT-23-3P-Channel 30 V 3.9A (Ta) 1.25W (Ta) Surface Mount SOT-23
ManufacturerInfineon TechnologiesDiodes IncorporatedYAGEO XSEMI
TypeTransistorsTransistorsTransistors
DatasheetOpenOpenOpen
Lead Time38 weeks40 weeks16 weeks
Country of OriginCN, PH--
Export Control Class NumberEAR99EAR99EAR99
HTSUS Code8541.29.0055--
Moisture Sensitivity Level1 (Unlimited)--
FET TypeP-Channel--
Vgs (Max)±20V--
TechnologyMOSFET (Metal Oxide)--
Mounting TypeSurface Mount--
QualificationConsumer--
Package / CaseTO-236-3, SC-59, SOT-23-3--
Vgs(th) (Max) @ Id-2.4V @ -10μA--
Rds On (Max) @ Id, Vgs64 mOhm @ -3.6A, -10V--

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Frequently asked questions

Yes. The Infineon Technologies IRLML9301TRPBF is marked obsolete, so the manufacturer has discontinued it and any remaining supply is limited to distributor stock. The qualified second sources on this page are active parts you can design in today.

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