FAN5307 Datasheet High-efficiency Step-down DC-dc Converter

Manufacturer: Fairchild (now onsemi)

Overview: www.fairchildsemi.com FAN5307 High-Efﬁciency Step-Down DC-DC.

Datasheet Details

Part number	FAN5307
Manufacturer	Fairchild (now onsemi)
File Size	633.18 KB
Description	High-Efficiency Step-Down DC-DC Converter
Datasheet	FAN5307_FairchildSemiconductor.pdf

General Description

The FAN5307, a high efﬁciency low noise synchronous PWM current mode and Pulse Skip (Power Save) mode DC-DC converter is designed for battery-powered applications.

It provides up to 300mA of output current over a wide input range from 2.5V to 5.5V.

The output voltage can be either internally ﬁxed or externally adjustable over a wide range of 0.7V to 5.5V by an external voltage divider.

Key Features

95% Efﬁciency, Synchronous Operation Adjustable Output Voltage Option from 0.7V to VIN 2.5V to 5.5V Input Voltage Range Customized Fixed Output Voltage Options Up to 300mA Output Current Fixed Frequency 1MHz PWM Operation High Efﬁciency Power Save Mode 100% Duty Cycle Low Dropout Operation Soft Start Dynamic Output Voltage Positioning 15µA Quiescent Current.

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