FAN2500S27X

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

The FAN2500S27X is a fixed-output low-dropout (LDO) voltage regulator manufactured by onsemi, formerly Fairchild Semiconductor. It provides a fixed 2.7 V output with a maximum continuous current of 100 mA. The device utilizes CMOS technology and features a SOT-23-5 surface-mount package. Key electrical parameters include a dropout voltage of 2.5 mV at light load, a line regulation of 0.3% per volt, and a load regulation of 2%. The unit operates within an input voltage range of 2.7 V to 6.5 V and supports an operating temperature range from -40°C to +125°C.

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

• CMOS LDO architecture designed for micropower applications
• Fast start-up time capability
• Fixed positive output voltage configuration
• Thermal protection included

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

• GSM cellular handsets
• TDMA cellular phones
• Laptop computers
• Notebook portable computers

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

Verify component authenticity through authorized distribution channels due to the product's end-of-life status. Confirm that the specific suffix 'X' corresponds to the tape-and-reel packaging format as documented in official datasheets. Ensure compatibility with existing PCB footprints and thermal management requirements before finalizing procurement decisions.

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

Select this component when a stable 2.7 V rail is required for portable electronics with moderate current demands up to 100 mA. The low dropout characteristic makes it suitable for battery-powered systems where maintaining regulation near the minimum input voltage is critical. Consider the SOT-23-5 package size constraints and the specified thermal operating range for the target application environment.

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

This part belongs to the FAN2500 series of micropower LDO regulators. The series leverages CMOS technology to deliver cost-effective performance for portable devices. The FAN2500S27X specifically denotes the 2.7 V fixed output variant within this family, sharing common architectural features with other output voltage options in the same series.

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

Consult official manufacturer documentation for confirmed substitute part numbers. Cross-reference pinouts and electrical specifications carefully if considering alternative LDO regulators from different manufacturers.