LTC3453 Description
U U LTC3453 Synchronous Buck-Boost High Power White LED Driver.
LTC3453 Key Features
- High Efficiency: 90% Typical Over Entire Li-Ion Battery Range
- Wide VIN Range: 2.7V to 5.5V
- Up to 500mA Continuous Output Current
- Internal Soft-Start
- Open/Shorted LED Protection
- LED Current Matching Typically <2%
- Constant Frequency 1MHz Operation
- Low Shutdown Current: 6µA
- Overtemperature Protection
- Small Thermally Enhanced 16-Lead (4mm x 4mm)