IRLL2705PBF Infineon Transistor (SOT223 (3-Pin)) In Stock

IRLL2705PBF is a Infineon transistor. It offers 55V, 5.2A, 5.2 A, SOT223 (3-Pin) packaging for 4-pin SOT223 (3-Pin) designs. From $0.00 in stock worldwide shipping.

OBSOLETETransistorVerified Jun 2026
Package / Visual Reference
IRLL2705PBFSOT223 (3-Pin)
Quick Facts
Manufacturer
Infineon
Package
SOT223 (3-Pin)
Pin Count
4
Lifecycle
OBSOLETE
Category
Transistor
Price
From $0.2925(MOQ 1)
Temp Range
-55.0°C to 150.0°C
RoHS
Compliant
Lead Time
3–7 business days
Shipping
DHL Express · Worldwide

What are the key features of IRLL2705PBF?

  • Infineon transistor selected for switching stages applications
  • 4-pin SOT223 (3-Pin) format supports practical PCB assembly and sourcing review
  • 55V rating/detail available for engineering comparison
  • 5.2A parameter helps validate alternates and operating margin
  • 5.2 A specification supports controlled BOM qualification

What is IRLL2705PBF used for?

IRLL2705PBF is used in switching stages, signal amplification, load drivers, and discrete power-control circuits where a transistor must match documented board-level requirements. It is suitable for replacement sourcing and production builds that need 55V with the 4-pin SOT223 (3-Pin) format. Buyers commonly check it for BOM continuity, repair programs, and alternate approval.

What are the specifications of IRLL2705PBF?

YTEOL0
Additional FeatureULTRA LOW RESISTANCE
Avalanche Energy Rating (Eas)110mJ
Case ConnectionDRAIN
ConfigurationSINGLE WITH BUILT-IN DIODE
DS Breakdown Voltage-Min55V
Drain Current-Max (ID)3.8A
Drain-source On Resistance-Max0.051Ω
FET TechnologyMETAL-OXIDE SEMICONDUCTOR
Feedback Cap-Max (Crss)92pF
JEDEC-95 CodeTO-261AA
JESD-30 CodeR-PDSO-G4
JESD-609 Codee3
Number of Elements1
Operating ModeENHANCEMENT MODE
Package Body MaterialPLASTIC/EPOXY
Package ShapeRECTANGULAR
Package StyleSMALL OUTLINE
Peak Reflow Temperature (Cel)260
Polarity/Channel TypeN-CHANNEL
Power Dissipation-Max (Abs)2.1W
Pulsed Drain Current-Max (IDM)30A
Qualification StatusNot Qualified
Surface MountYES
Terminal FinishMatte Tin (Sn)
Terminal FormGULL WING
Terminal PositionDUAL
Time@Peak Reflow Temperature-Max (s)30
Transistor ApplicationSWITCHING
Transistor Element MaterialSILICON
PackageSOT223 (3-Pin)

Compliance & Regulatory

RoHS StatusCompliant
Lead-FreeYes (Pb-Free)
Moisture Sensitivity LevelMSL 1
ECCNEAR99

Where can I find the IRLL2705PBF datasheet?

IRLL2705PBF Datasheet Download

Official datasheet from Infineon

What are equivalent replacements for IRLL2705PBF?

Compatible alternatives and drop-in replacements for IRLL2705PBF:

Frequently Asked Questions

Which design conditions make IRLL2705PBF a suitable transistor choice?

Use IRLL2705PBF when the design needs a transistor with 55V. The listed Infineon context makes it suitable for controlled BOM sourcing and electrical fit checks.

How should buyers verify package fit for IRLL2705PBF?

For package review, confirm the 4-pin SOT223 (3-Pin) format and 55V against the PCB footprint before release. This helps prevent substitution errors during SMT assembly or repair sourcing.

What should procurement compare before approving an alternate to IRLL2705PBF?

Before approving an alternate, keep 55V, 4-pin SOT223 (3-Pin), lifecycle status, and compliance assumptions aligned. Buyers should also verify date-code, lot, and test-document requirements for each order.

Related Guides

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Factory-direct from China distributors, low MOQ
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About Infineon

Infineon is a leading electronic component manufacturer. FindMyChip sources Infineon ICs directly from authorized China distributors, offering competitive pricing and reliable stock.

AvailabilityIn Stock
Reference Price (USD)
From $0.2925
Buy from 1pc · Factory-direct pricing
Qty.Unit PriceExt. Price
1+$0.5919$0.59
9+$0.4933$4.44
42+$0.3946$16.57
250+$0.3600$90.00
500+$0.3150$157.50
1000+$0.2925$292.50
pcs
Unit price: $0.5919 · Total: $0.59

In Stock · 24h Response · Worldwide Shipping

Lead Time3-7 business days
MOQFrom 1 piece
ShippingDHL / FedEx / UPS
OriginChina (Authorized)

Response within 24 hours · Worldwide shipping

Their engineering team helped us find a pin-compatible alternative when our original MCU went EOL.

MR
Marco Rossi
CTO, AutoDrive Systems, Italy