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SNVS624B
- JUNE 2011
- REVISED JUNE 2016
LM3559 Synchronous Boost Flash Driver With Dual 900-mA High-Side Current Sources (1.8-A Total Flash Current)
1 Features
- 1 Dual High-Side Current Sources Allow for Grounded Cathode LED Operation
- Accurate and Programmable LED Current from 28.125 mA to 1.8 A
- Optimized Flash Current During Low Battery Conditions
- Independent LED Current Source Programmability
- Four Operating Modes: Torch, Flash, Privacy
Indicate, and Message Indicator
- 4-Bit Analog-to-Digital (ADC) for VLED Monitoring
- Battery Voltage Sensing and Current Scale-Back
- LED Sensing...