AS3687-austriamicrosystems.pdf
Datasheet Details
Part number:
AS3687XM, AS3687
Manufacturer:
austriamicrosystems
File Size:
1.40 MB
Description:
Flexible lighting management.
Note:
This datasheet PDF includes multiple part numbers: AS3687XM, AS3687.
Please refer to the document for exact specifications by model.
AS3687XM, AS3687, Flexible Lighting Management
The AS3687/87XM is a highly-integrated CMOS Lighting Management Unit for mobile telephones, and other 1-cell Li+ or 3-cell NiMH powered devices.
The AS3687/87XM incorporates one Step Up DC/DC Converter for white backlight LEDs, one low noise Charge Pump for indicator- or RGB- LEDs, LED test circuit
AS3687XM Features
* High-Efficiency Step Up DC/DC Converter
* Up to 25V/50mA for White LEDs
* Programmable Output Voltage with External Resistors and Serial Interface
* Overvoltage Protection
* High-Efficiency Low Noise Charge Pump
* 1:1, 1:1.5, and 1:2 Mode
* Automatic
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