IFX54441EJV33XUMA1

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

The IFX54441EJV33XUMA1 is a fixed-output linear low-dropout (LDO) voltage regulator manufactured by Infineon Technologies. It provides a fixed 3.3V output with a maximum continuous current of 300mA. The device supports an input voltage range up to 20V and features a typical quiescent current of 60 µA. Key electrical specifications include a maximum dropout voltage of 0.4V at full load and a power supply rejection ratio (PSRR) of 65dB at 120Hz. It operates within a temperature range of -40°C to +125°C and utilizes an 8-lead DSO package with exposed pad.

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

• Integrated protection mechanisms including overcurrent, thermal shutdown, and reverse polarity protection.
• Features an enable control pin for efficient power management and system state control.
• Designed for high stability with robust performance in automotive and industrial environments.

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

• Automotive electronics systems
• Industrial control modules
• General-purpose power supply regulation

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

Verify component authenticity through authorized distributors due to end-of-life status. Confirm package integrity and moisture sensitivity level handling procedures during storage and assembly. Cross-reference datasheet revisions to ensure compatibility with existing design parameters before procurement.

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

Select this component when a stable 3.3V rail is required with moderate current demands up to 300mA. Consider the 20V input tolerance for noisy environments. Evaluate thermal dissipation requirements based on the specific input-output voltage differential and ambient operating conditions to ensure reliability within the specified temperature range.

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

This part belongs to the IFX54441 family of LDO regulators from Infineon. It shares architectural similarities with variants offering different output voltages, such as the 5.0V version. The family is characterized by its robust protection features and suitability for applications requiring reliable linear regulation in compact surface-mount packages.

Voltage Regulators - Linear, Low Drop Out (LDO) Regulators Replacement Considerations

Publicly confirmed substitute part numbers are not explicitly listed in the provided source material. Verify availability of direct replacements or functional equivalents through official Infineon channels or authorized component databases.