MIC5319YML-TR

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

The MIC5319YML-TR is a fixed-output positive linear regulator manufactured by Microchip Technology. It provides a maximum output current of 500mA with an input voltage range up to 5.5V. The device features ultra-low dropout characteristics, achieving a maximum drop of 0.4V at full load. It incorporates internal overcurrent and thermal shutdown protection mechanisms. The component operates within a temperature range of -40°C to 125°C and utilizes a compact 6-TMLF (2x2) surface-mount package.

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

• Ultra-low dropout voltage design for efficient power management
• Integrated overcurrent and thermal shutdown protection circuits
• Capacitor-free stability enabled by µCap technology
• High power supply rejection ratio for noise reduction

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

• Portable consumer electronics requiring low quiescent current
• Battery-powered systems needing extended operational life
• RF and noise-sensitive circuitry powering stages
• Mobile phone camera modules and imaging sensors

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

Verify the specific output voltage suffix in the part number, as the base model MIC5319 offers multiple fixed voltage options. Confirm that the 6-TMLF package dimensions align with the target PCB footprint. Ensure input voltage does not exceed the 5.5V absolute maximum rating during operation. Check RoHS compliance status if environmental regulations apply to the final assembly.

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

Select this regulator when board space is limited due to its small 2mm x 2mm package size. Choose this component for applications requiring high PSRR to maintain signal integrity in sensitive analog or RF sections. Consider the 500mA output capability against the system's peak current demands. Verify that the required fixed output voltage matches the available variants within the MIC5319 series.

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

This component belongs to the MIC5319 family of ultra-low dropout regulators designed for portable applications. It shares the same physical package and protection features with other voltage variants in the series. The device is positioned as a solution for reducing board area while maintaining high performance in battery-operated devices.

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

Direct substitutes include other MIC5319 variants with different fixed output voltages, such as MIC5319-2.8YML-TR or MIC5319-3.3YML-TR, provided the voltage requirement changes. Cross-reference with similar 500mA LDOs in the 6-TMLF package from the same manufacturer.