AAT2403B Description
The AAT2403B is a highly integrated, high efficiency white LED backlight solution for large size LCD panels used in LCD TVs. The device operates from a wide 10.8V to 28V DC power supply. 16 precision current sinks provide constant current drive for up to 160 white LEDs.
AAT2403B Key Features
- VIN Range: 10.8V
- 16 LED Current Sinks up to 150mA/ch
- ±1.5% Accuracy @ 25°C (61mA)
- ±2.0% Matching @ 25°C (61mA)
- SPI Interface
- Digitally Programmable Individual Channels
- Up to 30MHz Clock Speed
- Read/Write Registers
- High Resolution Digital Control for Individual Channels
- 12-Bit Resolution Grayscale PWM Brightness