FAN2508S33X

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

The FAN2508S33X is a fixed-output linear voltage regulator IC manufactured by Fairchild Semiconductor. It provides a stable 3.3V output with a maximum current capacity of 50mA. The device operates within an input voltage range up to 6.5V and features a low dropout voltage of 0.075V at full load. It utilizes a SOT-23-5 surface-mount package, ensuring compact integration into power management circuits while maintaining efficiency under varying load conditions.

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

• Provides a fixed positive 3.3V output for stable power supply applications
• Features ultra-low quiescent current consumption for energy efficiency
• Includes thermal shutdown protection to safeguard against overheating
• Offers high power supply rejection ratio to minimize noise interference

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

• Portable battery-powered electronic devices requiring efficient voltage regulation
• Embedded systems needing stable 3.3V logic supply rails
• Communication modules utilizing low-noise power sources
• Industrial control circuits with strict thermal management requirements

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

Verify the manufacturer origin, as Fairchild Semiconductor's semiconductor division was acquired by onsemi. Ensure the component matches the specific SOT-23-5 package configuration and confirms compliance with RoHS standards. Cross-reference datasheet revisions to guarantee compatibility with existing circuit designs and regulatory requirements before procurement.

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

Select this component when a fixed 3.3V output is required with minimal external components. It is suitable for applications prioritizing low static current and compact footprint over high current delivery. Consider the 50mA limit and ensure the load does not exceed this threshold. Verify that the input voltage remains within the specified operational range to maintain proper regulation and prevent damage.

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

This part belongs to the FAN2508 series of CMOS LDO regulators designed for low-power applications. The series offers various fixed output voltages in a small SOT-23-5 package. These regulators are engineered for portable electronics where space and power efficiency are critical constraints, providing reliable performance across industrial temperature ranges.

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

MIC5255-3.3YM5-TR is a documented alternative substitute.