Description
The LT®3497 is a dual full function step-up DC/DC converter specifically designed to drive up to 12 white LEDs (6 white LEDs in series per converter) from a Li-Ion cell.
Features
- Drives Up to 12 White LEDs (6 in Series per Converter) from a 3V Supply.
- Two Independent Boost Converters Capable of Driving Asymmetric LED Strings.
- Independent Dimming and Shutdown Control of the Two LED Strings.
- High Side Sense Allows “One Wire Current Source” per Converter.
- Internal Schottky Diodes.
- Open LED Protection (32V).
- 2.3MHz Switching Frequency.
- ±5% Reference Accuracy.
- VIN Range: 2.5V to 10V.
- Dual Wide 250:1 True Color PWMTM Dimming.
LT3497-Linear.pdf
