IFX4949SJ Infineon Integrated Circuit (Small Outline Packages) In Stock

Name: IFX4949SJ
Brand: Infineon
SKU: IFX4949SJ
Availability: InStock

Infineon IFX4949SJ is a dc-dc converter for electronic assemblies. It is specified around 8 pins for matching footprints and electrical requirements. From inquiry pricing with worldwide shipping support.

OBSOLETEIntegrated CircuitVerified Jul 2026

Package / Visual Reference

IFX4949SJSmall Outline Packages

Quick Facts

Manufacturer: Infineon
Package: Small Outline Packages
Pin Count: 8
Lifecycle: OBSOLETE
Datasheet: IFX4949SJ Datasheet PDF
Category: Integrated Circuit
RoHS: Compliant
Lead Time: 3–7 business days
Shipping: DHL Express · Worldwide

What are the key features of IFX4949SJ?

DC-DC Converter record for IFX4949SJ with manufacturer traceability
8 pins configuration for design and sourcing checks
SOP package information for footprint review
obsolete lifecycle status for procurement risk review
Datasheet-linked record for specification and compliance validation
Suitable for BOM matching, alternate review, and purchasing qualification

What is IFX4949SJ used for?

IFX4949SJ is used in distributed power rails, industrial controllers, telecom modules, and embedded system power supplies where consistent sourcing and documented specifications matter. The 8 pins detail helps engineers screen fit against the target footprint, rating, or interface requirement. It supports engineering teams during design qualification, approved-vendor review, and maintenance purchasing.

What are the specifications of IFX4949SJ?

YTEOL	0
Adjustability	FIXED
Dropout Voltage1-Max	0.5V
Dropout Voltage1-Nom	0.5V
Input Voltage Absolute-Max	45V
Input Voltage-Max	28V
Input Voltage-Min	5.5V
JESD-30 Code	R-PDSO-G8
JESD-609 Code	e3
Line Regulation-Max	0.015%
Load Regulation-Max	0.02%
Number of Functions	1
Number of Outputs	1
Operating Temperature TJ-Max	125°C
Operating Temperature TJ-Min	-40 °C
Output Current1-Max	0.1A
Output Voltage1-Max	5.15V
Output Voltage1-Min	4.85V
Output Voltage1-Nom	5V
Package Body Material	PLASTIC/EPOXY
Package Shape	RECTANGULAR
Package Style	SMALL OUTLINE
Regulator Type	FIXED POSITIVE SINGLE OUTPUT LDO REGULATOR
Surface Mount	YES
Terminal Finish	Tin (Sn)
Terminal Form	GULL WING
Terminal Pitch	1.27mm
Terminal Position	DUAL
Voltage Tolerance-Max	3%
Package	Small Outline Packages

Compliance & Regulatory

RoHS Status	Compliant
Lead-Free	Yes (Pb-Free)
Moisture Sensitivity Level	MSL 3
ECCN	EAR99
HTS Code	8542.39.00.60

Where can I find the IFX4949SJ datasheet?

IFX4949SJ Datasheet Download

Official datasheet from Infineon

What are equivalent replacements for IFX4949SJ?

No known alternates. Submit an RFQ and our team can suggest alternatives.

Frequently Asked Questions

How should IFX4949SJ be evaluated for a new DC-DC Converter design?

IFX4949SJ from Infineon should be checked against the datasheet, layout constraints, and approved-vendor requirements; the available record highlights 8 pins, which helps confirm design fit before sourcing.

Which procurement details matter before buying IFX4949SJ?

Buyers should verify lifecycle status, authorized availability, and lot traceability for IFX4949SJ; matching the 8 pins requirement keeps substitutions aligned with the original bill of materials.

When is an alternate part acceptable for IFX4949SJ?

An alternate is reasonable only when the replacement preserves the same functional category, mounting style, compliance needs, and 8 pins, because small specification changes can affect testing and assembly.

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Lead Time3-7 business days

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OriginChina (Authorized)

Response within 24 hours · Worldwide shipping

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

Marco Rossi

CTO, AutoDrive Systems, Italy