FAN2518S30X

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

The FAN2518S30X is a fixed-output positive linear regulator from the FAN2518 series, manufactured by Fairchild Semiconductor. It provides a fixed 3V output with a maximum continuous current of 100mA. The device operates within an input voltage range of 2.7V to 6.5V and features a low dropout voltage of 0.14V at full load. Key electrical specifications include a quiescent current of 50µA and a power supply rejection ratio (PSRR) of 43dB at 120Hz. It is housed in a compact SOT-23-5 surface-mount package and supports an operating temperature range from -40°C to +125°C.

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

• Provides stable fixed voltage regulation for sensitive electronic circuits
• Features low quiescent current consumption for battery-powered applications
• Includes thermal shutdown protection to prevent damage during overload conditions
• Utilizes a small footprint surface-mount package for space-constrained designs

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

• Portable consumer electronics requiring efficient power management
• Battery-operated devices needing extended operational life
• Embedded systems utilizing low-noise power supplies
• Industrial control modules operating in wide temperature environments

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

Verify component authenticity through authorized distributors due to potential availability issues. Confirm RoHS compliance status as manufacturing processes may vary. Check datasheet revisions for any updates to electrical characteristics or pin configurations before finalizing procurement plans.

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

Select this component when a fixed 3V output is required with moderate current demands up to 100mA. Consider the low dropout characteristic for efficiency near minimum input voltages. Ensure the SOT-23-5 package fits the PCB layout constraints. Evaluate thermal performance under maximum load conditions to ensure reliable operation within the specified temperature range.

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

This part belongs to the FAN2518 series of CMOS LDO regulators designed for low-power applications. It shares architectural similarities with other members like the FAN2508 and FAN2519 but offers specific current and voltage combinations tailored for general-purpose regulation tasks in portable and industrial equipment.

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

Microchip Technology MIC5256-3.0YM5-TR is listed as a similar replacement option.