FAN2500S30X

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

The FAN2500S30X is a fixed-output low-dropout voltage regulator manufactured by onsemi. It provides a regulated 3.0 V output with a maximum continuous current of 100 mA. The device operates within an input voltage range of 2.7 V to 6.5 V and features a dropout voltage of 140 mV at full load. It utilizes a SOT-23-5 surface-mount package and includes thermal limiting protection. The component supports an operating junction temperature range from -40°C to +125°C.

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

• Utilizes CMOS technology for ultra-low power consumption and minimal ground current.
• Features an enable/shutdown control pin that reduces supply current to less than 1 μA when disabled.
• Incorporates onboard thermal limiting to protect against overload conditions.
• Offers exceptional loop stability compatible with a wide variety of external capacitors.

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

• Mobile 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 ordering suffix 'X' corresponds to tape and reel packaging containing 3000 units per reel. Confirm the part status as obsolete or discontinued through official onsemi channels before finalizing design-in decisions. Ensure compatibility with existing PCB footprints for the SOT-23-5 package.

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

Select this component for battery-powered portable applications requiring a stable 3.0 V rail. The low dropout characteristic allows operation close to the battery discharge cutoff voltage. Verify that the application environment remains within the specified -40°C to +125°C junction temperature limits to ensure reliable performance.

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

This device belongs to the FAN2500 family of micropower LDO regulators. The 'S30X' designation indicates a fixed 3.0 V output version packaged in SOT-23-5 with tape and reel packing. The series is designed to replace older BiCMOS designs, offering improved efficiency and compactness for space-constrained mobile electronics.

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

The datasheet notes the device is pin-compatible with many popular devices but does not list specific substitute part numbers. Check the onsemi website for updated nomenclature following the Fairchild Semiconductor integration.