Datasheet Summary
Product Folder
Sample & Buy
Technical Documents
Tools & Software
Support & munity
SNVS962A
- DECEMBER 2013
- REVISED NOVEMBER 2014
LM3646 1.5-A Synchronous Boost Converter With Dual High-Side Current Sources and I2C-patible Interface
1 Features
- 1 High-Side Current Sources Allowing for Grounded LED Cathode for Improved Thermal Management
- > 85% Efficiency in Torch and Flash Modes
- Small Solution Size < 20 mm2
- Accurate and Programmable Flash LED Current from 24 mA to 1.5 A in 11.7-mA Steps
- Accurate and Programmable Torch LED Current from 2.5 mA to 187 mA in 1.5-mA Steps
- Dual 1.5-A High-Side Current Sources for Dual
LED Drive
- Hardware Flash and Torch Enables
-...