FAN2502S25X

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

The FAN2502S25X is a fixed-output positive linear regulator from the FAN2502/03 family, manufactured by onsemi. It utilizes CMOS technology to deliver a stable 2.5V output with a maximum continuous current of 150mA. The device operates within an input voltage range up to 6.5V and features a low dropout characteristic of 0.18V at full load. Designed for portable applications, it includes an enable control pin and thermal protection. The component is housed in a compact 5-pin SOT-23 surface-mount package.

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

• CMOS-based micropower design optimized for cost-effective performance in battery-operated devices
• Integrated enable control functionality for power management
• Built-in thermal overload protection for operational safety

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

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

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

Verify the specific suffix '25X' against the manufacturer's official documentation to confirm the exact output voltage and packaging configuration. Confirm availability status as this series may be subject to discontinuation notices. Ensure compatibility with existing PCB footprints for the SOT-23-5 package before procurement.

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

Select this component when a fixed 2.5V rail is required for low-power digital logic or RF sections in portable electronics. Consider the 150mA output limit and 6.5V maximum input rating during system design. Evaluate the static current consumption relative to battery life requirements compared to other LDO options in the same form factor.

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

This part belongs to the FAN2502/03 series of micro-power low-dropout regulators. These devices are engineered to provide efficient voltage regulation in space-constrained portable systems. The series leverages CMOS processes to achieve low quiescent current while maintaining stability across varying load conditions typical in mobile communication hardware.

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

Consult official substitution guides for equivalent parts within the FAN2502/03 family or compatible LDOs from other manufacturers. Verify pin-out compatibility and electrical specifications such as dropout voltage and current capacity before replacing.