FAN2514S25X

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

The FAN2514S25X is a fixed-output low-dropout linear regulator providing 2.5V at up to 200mA in an SOT-23-5 package. It features ultra-low power consumption with 75µA ground current and less than 1µA shutdown current. The device includes thermal limiting protection, fast start enable functionality optimized for CDMA time phases, and exceptional loop stability accommodating various external capacitors.

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

• Utilizes CMOS technology for micropower operation and low dropout voltage performance.
• Includes an Enable/Shutdown control pin allowing output disable to conserve power.
• Features onboard thermal limiting circuitry to protect against overload conditions.
• Pin 4 serves as a bypass input for connecting a capacitor to optimize noise performance.

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

• Cellular phones and accessories
• Portable cameras and video recorders
• Laptop, notebook and palmtop computers

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

Verify the specific suffix 'S25X' confirms the 2.5V fixed output and Bypass pin configuration. Confirm the manufacturer origin (Fairchild or onsemi) as both entities produced this component. Check datasheet revision history for any updates to electrical characteristics or mechanical dimensions before finalizing procurement specifications.

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

Select this component when a stable 2.5V rail is required for portable electronics with strict space constraints. Ensure the application benefits from the low quiescent current and fast startup times. Verify that the load current does not exceed 200mA continuously and that the input voltage remains within the recommended operating range to maintain regulation.

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

This part belongs to the FAN2514/FAN2515 family of 200mA CMOS LDO regulators. The FAN2514 series distinguishes itself through Pin 4 configurations, offering either adjustable voltage or bypass capabilities for noise reduction. This specific model provides a fixed 2.5V output with a bypass pin for enhanced signal integrity in sensitive applications.

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

FAN2514S26X

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

What is the function of Pin 4 on the FAN2514S25X?

Pin 4 is a Bypass input designed for connecting a capacitor to achieve optimal noise performance at the output.

How does the device handle overload conditions?

The device incorporates thermal limiting protection that shuts down the output if the die temperature exceeds the specified maximum limit.