FAN2502S33X

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

The FAN2502S33X is a fixed-output low-dropout linear regulator manufactured by Fairchild Semiconductor, now part of onsemi. It provides a stable 3.3 V output with a maximum continuous current capability of 150 mA. The device operates within an input voltage range of 2.7 V to 6.5 V and features a typical dropout voltage of 200 mV at full load. It utilizes a compact SOT-23-5 surface-mount package suitable for space-constrained designs. The regulator includes internal protection mechanisms such as thermal shutdown and ensures high power supply rejection ratio performance across varying load conditions.

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

• Provides a fixed 3.3 V regulated output voltage with 150 mA load current capacity
• Operates efficiently with a wide input voltage range from 2.7 V to 6.5 V
• Features ultra-low dropout voltage characteristics for improved battery life efficiency
• Includes integrated thermal shutdown protection to prevent damage during overload conditions

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

• Portable consumer electronics requiring stable 3.3 V logic supplies
• Battery-powered devices utilizing CMOS technology
• Embedded systems needing low-noise power regulation
• Industrial control modules operating in harsh environments

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

Verify component authenticity through authorized distributors due to discontinued status. Confirm RoHS compliance and packaging details against original datasheets. Check for obsolescence notices or lifecycle changes issued by the manufacturer. Ensure replacement components meet identical electrical specifications and pin configurations.

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

Select this component when a fixed 3.3 V output is required with moderate current demands up to 150 mA. Consider its low dropout特性 for applications where input voltage closely approaches the output level. Evaluate thermal management requirements based on ambient temperature and load current. Verify compatibility with existing PCB footprints using the SOT-23-5 package dimensions.

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

The FAN2502 series belongs to Fairchild's lineup of CMOS low-dropout regulators designed for portable applications. These devices offer high line and load regulation with minimal quiescent current consumption. The FAN2502S33X specifically targets markets requiring reliable voltage regulation in compact form factors. Its design emphasizes efficiency and stability under varying load conditions typical in modern electronic systems.

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

MIC5255-3.3YM5-TR by Microchip Technology serves as a verified functional substitute. Both parts share similar output voltage, current rating, and package type. Ensure pinout compatibility before integration into existing designs.