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FAN53540 - Synchronous Buck Regulator

Fairchild Semiconductor

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Datasheet Details

Part number	FAN53540
Manufacturer	Fairchild ↗ Semiconductor
File Size	772.98 KB
Description	Synchronous Buck Regulator
Datasheet	FAN53540-FairchildSemiconductor.pdf

FAN53540 Product details

Description

The FAN53540 is a step-down switching voltage regulator that delivers an adjustable output from an input voltage supply of 2.7 V to 5.5 V.

Features

2.4 MHz Fixed-Frequency Operation.
Best-in-Class Load Transient Response.
5 A Output Current Capability.
2.7 V to 5.5 V Input Voltage Range.
Adjustable Output Voltage: 0.8V to 90% of VIN.
PFM Mode for High Efficiency in Light Load (Forced PWM Available on MODE Pin).
50 µA Typical Quiescent Current in PFM Mode.
External Frequency Synchronization.
Low Ripple Light-Load PFM Mode with Forced PWM Control.
Power Good Output.
Internal Soft-Start.

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Published: May 1, 2022 |