AP3127B - Step-Up DC/DC Converter

Product Overview

Chipown

Datasheet Details

Part number	AP3127B
Manufacturer	Chipown
File Size	433.07 KB
Description	Step-Up DC/DC Converter
Datasheet	AP3127B Datasheet
Additional preview pages of the AP3127B datasheet.

Product details

Description

The AP3127B Series is a fixed frequency, constant current step-up DC/DC converter ideal for driving LEDs used in backlighting applications on cellular phones, PDAs and digital cameras etc.

Features

z Input voltage range : 2.5V-6V z Output voltage range : up to 23V externally set-up reference voltage 0.25V　　 z Oscillation frequency : 1.0MHz　 z On resistance : 0.8Ω z Efficiency : 88%(When driving 3 white LEDs in series Vin=3.6V ILED=20mA) z Control : PWM control z Stand-by Current : ISTB=1.0uA z Load capacitor : 0.22uF,ceramic z Lx limit Current :1.0A Package S0T-23-6L Typical.

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