MIC5205-2.7BM5

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

The MIC5205-2.7BM5 is a fixed positive low-dropout linear voltage regulator manufactured by Micrel, now part of Microchip Technology. It provides a precise 2.7V output with an initial accuracy better than 1%. The device supports up to 150mA of output current and features ultra-low noise characteristics suitable for sensitive analog circuits. It operates within an input voltage range of 2.5V to 16V and includes an enable/shutdown control pin compatible with CMOS or TTL logic levels.

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

• Ultra-low-noise output design optimized for RF and audio applications
• Logic-controlled electronic enable/shutdown with near-zero off-mode current
• Reverse-battery protection and integrated thermal/overcurrent limiting

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

• Cellular telephones and mobile communication devices
• Laptop, notebook, and palmtop computer power systems
• Battery-powered equipment requiring extended runtime
• PCMCIA VCC and VPP regulation modules

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

Verify the manufacturer designation on the datasheet header, as the component was originally produced by Micrel Semiconductor before acquisition by Microchip Technology. Confirm that the specific suffix corresponds to the 2.7V fixed output variant and the BM5 SOT-23-5 package. Ensure compliance with RoHS standards if required by your manufacturing specifications.

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

Select this regulator when a clean, stable 2.7V rail is required for noise-sensitive loads such as RF front-ends or precision sensors. The choice is driven by its superior line/load regulation and low dropout performance compared to standard LDOs. Consider the enable pin functionality for power management strategies in battery-operated designs where minimizing quiescent drain is critical.

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

This component belongs to the MIC5205 family of 150mA low-noise LDO regulators. The family offers various fixed output voltages and packaging options. The MIC5205 series is distinguished by its µCap technology, allowing stability with small ceramic capacitors, making it ideal for space-constrained portable electronics.

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

MIC5205-2.7YM5TR

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

Does the MIC5205-2.7BM5 support shutdown mode?

Yes, it includes a CMOS/TTL compatible enable/shutdown control input that reduces ground current to nearly zero when deactivated.

What is the maximum input voltage for this regulator?

The maximum input voltage rating is 16V.