AS3676 - Flexible Lighting Management

Product Overview

austriamicrosystems

Part number	AS3676
Manufacturer	austriamicrosystems
File Size	2.15 MB
Description	Flexible Lighting Management
Datasheet	AS3676 Datasheet
Additional preview pages of the AS3676 datasheet.

The AS3676 is a highly-integrated CMOS Power and Lighting Management Unit for mobile telephones, and other 1-cell Li+ or 3-cell NiMH powered devices.

High-Efficiency Step Up DC/DC Converter - Up to 26V/50mA for White LEDs - Programmable Output Voltage with External Resis- tors and Serial Interface - Over voltage Protection.
High-Efficiency High-Power Charge Pump - 1:1, 1:1.5, and 1:2 Mode - Automatic Up Switching (can be disabled and 1:2 mode can be blocked) - Output Current up to 400mA/500mA pulsed - Efficiency up to 95% - Very Low effective Resistance (2.5 typ. in 1:1.5) - Only 4 External Capacitors Required: 2 x 1µF Flying Capa.

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Published: Feb 18, 2015 |