IS31FL3298 Description
The IS31FL3298 is a charge pump LED driver with programmable sequence operation for automated RGBW lighting effects. It is capable of driving 9 LEDs up to 20mA (adjustable in 256 current levels and 4096 PWM levels) from battery power supply. The built−in charge pump structure will automatically toggle between 1x, or 1.5x operation depending on the battery’s state of charge.
IS31FL3298 Key Features
- 2.5V to 5.5V supply voltage
- Charge pump
- 1x, 1.5x operating modes
- Highly efficient across battery state of charge
- Power saving operating
- Quiescent operating current 420µA (Typ.)
- Shutdown current 0.5µA (Typ.)
- Open/Short detection function
- Support 9 LEDs
- Maximum 20mA output current per LED
IS31FL3298 Applications
- 2.5V to 5.5V supply voltage