IFX4949SJXUMA1

$0.71

Description：IC REG LINEAR 5V 100MA 8DSO
Series：-
Mfr：Infineon Technologies
Package：Tape & Reel (TR),Cut Tape (CT),Bulk

SKU:3e5c39443de4 Category: Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Brand: Infineon Technologies

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Product introduction

IFX4949SJXUMA1 is listed in the Voltage Regulators - Linear, Low Drop Out (LDO) Regulators range at ChipApex. The manufacturer field lists Infineon Technologies. Its product description is IC REG LINEAR 5V 100MA 8DSO. Review the specifications below when checking this part for your BOM.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators specifications for IFX4949SJXUMA1

Description：IC REG LINEAR 5V 100MA 8DSO
Series：-
Mfr：Infineon Technologies
Package：Tape & Reel (TR),Cut Tape (CT),Bulk
Output Configuration：Positive
Output Type：Fixed
Number of Regulators：1
Voltage - Input (Max)：28V
Voltage - Output (Min/Fixed)：5V
Voltage - Output (Max)：-
Voltage Dropout (Max)：0.5V @ 100mA
Current - Output：100mA
Current - Quiescent (Iq)：300 µA
Current - Supply (Max)：3.6 mA
PSRR：-
Control Features：-
Protection Features：Over Temperature, Short Circuit
Operating Temperature：-40°C ~ 125°C
Mounting Type：Surface Mount
Package / Case：8-SOIC (0.154", 3.90mm Width)
Supplier Device Package：PG-DSO-8
Grade：-
Qualification：-

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators datasheet and documents for IFX4949SJXUMA1

IFX4949SJXUMA1

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Overview

The IFX4949SJXUMA1 is a discontinued linear voltage regulator from Infineon Technologies, belonging to the OPTIREG family. It provides a fixed 5 V output with a maximum current of 100 mA in an 8-SOIC package. The device operates within an input voltage range of 5.5 V to 28 V and features a typical dropout voltage of 300 mV at full load. It includes integrated protection against over-temperature and short-circuit conditions, ensuring reliable performance across an extended temperature range.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Feature Summary

Fixed 5 V output regulation for stable power supply applications
Integrated thermal shutdown and short-circuit protection mechanisms
Automotive-grade qualification compliant with AEC-Q100 standards

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Applications

Powering automotive electronic control units
Supplying logic circuits in vehicle sensor modules
Providing regulated voltage for embedded microcontroller systems

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Procurement Notes

This component is officially marked as obsolete and no longer manufactured by Infineon Technologies. Procurement should focus on verifying the authenticity of remaining stock from authorized distributors or certified secondary market suppliers. Ensure that any acquired units are tested for functionality and integrity before integration into new designs to mitigate risks associated with end-of-life components.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Selection Notes

Designers requiring this specific regulator profile should consider the TLF4949SJXUMA1 as the primary replacement. The successor offers identical electrical characteristics and pinout compatibility while maintaining active production status. Evaluate the newer variant for long-term supply chain stability and updated manufacturing processes without altering existing circuit board layouts or system specifications.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Part Context

The IFX4949SJXUMA1 belongs to the OPTIREG LDO series, designed for robust power management in demanding environments. As part of Infineon's automotive portfolio, it addresses the need for efficient, low-noise voltage regulation in vehicles. Its discontinuation reflects product lifecycle management strategies, prompting migration to enhanced successors like the TLF4949 series for ongoing projects.