FAN5358S718X

Description：IC REG BUCK 1.8V 500MA SC88
Series：-
Mfr：Fairchild Semiconductor
Package：Bulk

SKU:0c9ff907f57c Category: Voltage Regulators - DC DC Switching Regulators Brand: Fairchild Semiconductor

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Product introduction

FAN5358S718X is listed in the Voltage Regulators - DC DC Switching Regulators range at ChipApex. The manufacturer field lists Fairchild Semiconductor. Its product description is IC REG BUCK 1.8V 500MA SC88. Review the specifications below when checking this part for your BOM.

Voltage Regulators - DC DC Switching Regulators specifications for FAN5358S718X

Description：IC REG BUCK 1.8V 500MA SC88
Series：-
Mfr：Fairchild Semiconductor
Package：Bulk
Function：Step-Down
Output Configuration：Positive
Topology：Buck
Output Type：Fixed
Number of Outputs：1
Voltage - Input (Min)：2.7V
Voltage - Input (Max)：5.5V
Voltage - Output (Min/Fixed)：1.8V
Voltage - Output (Max)：-
Current - Output：500mA
Frequency - Switching：2MHz
Synchronous Rectifier：Yes
Operating Temperature：-40°C ~ 85°C (TA)
Mounting Type：Surface Mount
Package / Case：6-TSSOP, SC-88, SOT-363
Supplier Device Package：SC-88 (SC-70-6)
Grade：-
Qualification：-

Voltage Regulators - DC DC Switching Regulators datasheet and documents for FAN5358S718X

FAN5358S718X

Voltage Regulators - DC DC Switching Regulators Overview

The FAN5358S718X is a synchronous step-down switching voltage regulator manufactured by Fairchild Semiconductor. It delivers a fixed output voltage of 1.8V with a maximum output current of 500mA. The device operates from an input supply range of 2.7V to 5.5V and utilizes a fixed switching frequency of 2MHz. It features a compact SC-70 package (TSSOP/SC-88/SOT-363) and includes integrated synchronous rectification for improved efficiency.

Voltage Regulators - DC DC Switching Regulators Feature Summary

Integrated synchronous rectifier architecture for enhanced power conversion efficiency
Fixed output voltage configuration eliminating external feedback resistor requirements
Compact surface-mount packaging suitable for space-constrained portable applications

Voltage Regulators - DC DC Switching Regulators Applications

Portable consumer electronics requiring stable low-voltage power rails
Battery-powered devices utilizing single-cell lithium-ion or Li-Po sources
Embedded systems needing regulated 1.8V logic supply levels

Voltage Regulators - DC DC Switching Regulators Procurement Notes

Verify component authenticity through authorized distributors due to obsolete status. Confirm lot codes and date codes against original manufacturing records. Request detailed traceability documentation for critical implementations. Ensure storage conditions comply with moisture sensitivity level specifications. Validate pin compatibility when integrating into existing PCB layouts.

Voltage Regulators - DC DC Switching Regulators Selection Notes

Evaluate thermal performance under maximum load conditions given the small package size. Consider input voltage stability within the 2.7V to 5.5V operational window. Assess electromagnetic interference potential at the 2MHz switching frequency. Review transient response requirements for dynamic load changes. Verify footprint compatibility with available SC-70 land patterns.

Voltage Regulators - DC DC Switching Regulators Part Context

This component belongs to the FAN5358 family of synchronous buck regulators designed for mobile and handheld applications. The series offers various fixed output voltages while maintaining consistent electrical characteristics. The S718X suffix specifically denotes the 1.8V fixed output variant in the SC-70 package format.

Voltage Regulators - DC DC Switching Regulators Replacement Considerations

The part is marked as obsolete by the manufacturer. Potential substitutes include other 1.8V synchronous buck regulators from ON Semiconductor or third-party vendors offering compatible pinouts and electrical specifications. Verify switching frequency and current capabilities match system requirements.

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Return and Refund

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