MIC5235-1.8YM5-TR

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

The MIC5235-1.8YM5-TR is a fixed-output low dropout regulator manufactured by Microchip Technology, providing a stable 1.8V output with a maximum current of 150mA. It operates within an input voltage range of 2.3V to 24V and features an ultra-low ground current of 18µA at full load. The device includes thermal shutdown, current limit, reverse battery protection, and reverse leakage protection. It utilizes a µCap design, ensuring stability with ceramic or tantalum capacitors as small as 2.2µF. The component is housed in a 5-pin SOT-23 package and supports a junction temperature range from -40°C to +125°C.

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

• Ultra-low quiescent current consumption for extended battery life
• Integrated enable pin allowing zero shutdown current
• Robust protection mechanisms including thermal shutdown and reverse polarity safeguards
• Stable operation with minimal external capacitance requirements

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

• USB power supply systems
• Cellular phones and portable electronics
• Keep-alive supplies for notebook computers
• Logic supplies for high-voltage battery systems
• Automotive electronics

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

Verify the specific part number MIC5235-1.8YM5-TR against official Microchip documentation to confirm the fixed 1.8V output configuration. Ensure compatibility with the required SOT-23-5 footprint and validate that the operating environment remains within the specified -40°C to +125°C junction temperature range. Confirm RoHS compliance status if required by your manufacturing standards.

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

Select this component when a fixed 1.8V rail is required with minimal standby current drain. The wide input voltage capability up to 24V makes it suitable for applications powered by single or multi-cell lithium-ion batteries. Consider the thermal resistance characteristics of the SOT-23-5 package when designing for high ambient temperatures or continuous 150mA loads to ensure adequate heat dissipation.

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

This device belongs to the MIC5235 family of ultra-low quiescent current LDO regulators. The 'YM5' suffix indicates the Pb-free version packaged in the IttyBitty SOT-23-5 form factor. The '-TR' designation specifies tape and reel packaging for automated assembly processes. This series is designed to replace older linear regulators while offering superior efficiency and smaller physical footprints.

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

MIC5235-1.8BM5-TR