IFX8117MEV33HTMA1

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

The IFX8117MEV33HTMA1 is a low-dropout linear voltage regulator from Infineon Technologies, designed for high-current applications. It provides a fixed positive output voltage of 3.3 V with a maximum output current capability of 1 A. The device operates within an input voltage range of 4.55 V to 15 V and features a maximum dropout voltage of 1.2 V at full load. It utilizes a SOT-223-4 surface-mount package and supports operation across an extended temperature range from 0°C to +125°C. The regulator includes internal protection mechanisms and offers line regulation of 0.035% and load regulation of 0.2%, ensuring stable power delivery in compact electronic designs.

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

• Fixed 3.3 V output voltage with 1 A continuous current capability
• Low dropout voltage of 1.2 V for efficient power management
• Extended operating temperature range up to 125°C
• Integrated thermal and short-circuit protection

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

• Portable consumer electronics requiring stable 3.3 V logic supply
• Industrial control systems with high ambient temperatures
• Automotive infotainment and sensor modules
• Communication equipment power distribution networks

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

Verify component authenticity through authorized Infineon distributors or certified partners. Confirm the HTMA1 suffix indicates automotive-grade qualification if required for your specific application environment. Request original manufacturer documentation to validate batch integrity and traceability. Ensure storage conditions comply with moisture sensitivity levels specified in the datasheet prior to assembly.

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

Select this regulator when a fixed 3.3 V rail is needed with high current demand and minimal voltage drop. Consider the SOT-223-4 package for space-constrained PCB layouts. Evaluate thermal dissipation requirements based on the input-output voltage differential and ambient temperature. Compare against adjustable variants if flexible voltage settings are necessary instead of fixed outputs.

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

This component belongs to the IFX8117 series of low-dropout regulators, optimized for robust performance in demanding environments. The series is characterized by high efficiency and reliability, suitable for both industrial and automotive sectors. The MEV33 designation specifies the fixed 3.3 V output variant, while the HTMA1 suffix typically denotes automotive-grade packaging and quality standards.

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

Direct substitutes include other Infineon IFX8117 variants with different output voltages, such as IFX8117MEV50HTMA1 for 5 V applications. Cross-reference pinouts and thermal characteristics when replacing with non-Infineon LDOs to ensure compatibility with existing PCB footprints and thermal management solutions.