MIC5209-2.5BS TR

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

The MIC5209-2.5BS TR is a fixed-output linear voltage regulator manufactured by Microchip Technology, providing a nominal 2.5V output with a maximum continuous current of 500mA. It operates within an input voltage range of +2.5V to +16V and features a maximum dropout voltage of 600mV at full load. The device ensures high precision with better than 1% output accuracy and includes integrated protection against overcurrent, thermal overload, and reversed battery connections.

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

• Guarantees 500mA output capability across the full operating temperature range
• Features extremely tight load and line regulation for stable power delivery
• Includes reversed-battery protection, current limiting, and overtemperature shutdown
• Designed for no-load stability without requiring minimum load currents

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

• Pentium II Slot 1 and Slot 2 support circuits
• Laptop, notebook, and palmtop computers
• Cellular telephones
• Consumer and personal electronics
• SMPS post-regulator and DC/DC modules

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

Verify that the suffix 'TR' corresponds to the tape-and-reel packaging format required for automated assembly processes. Confirm the specific package type associated with the 'BS' designation matches the intended PCB footprint, as the MIC5209 family utilizes multiple distinct housing styles including SOT-223 and SOIC-8 variants.

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

Select this component when a precise 2.5V rail is required for logic or reference applications. Ensure the input voltage remains within the specified limits while accounting for the maximum dropout voltage under peak load conditions. Verify that the thermal dissipation requirements align with the available board copper area for the selected package style.

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

This part belongs to the MIC5209 series of low-dropout regulators designed for battery-powered devices. The series offers various fixed and adjustable output voltages ranging from 1.8V to 15V. It is engineered to extend battery life through low ground current consumption and efficient thermal management in surface-mount packages.

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

MIC5209-2.5YS-TR

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

Does the MIC5209-2.5BS TR include an enable/shutdown pin?

No, the enable/shutdown feature is not available on devices in the SOT-223 package; it is only present on SOIC-8 and DDPAK versions.

What is the junction temperature range for this 2.5V output variant?

For output voltages less than 2.5V, the junction temperature range is 0°C to +125°C. For 2.5V and higher, the range is -40°C to +125°C.