Description

MAIN/CAM LED Controller in 3mm 3mm QFN Features: Low Noise Charge Pump Provides High Efficiency with Automatic Mode Switching Multimode Operation: 1x, 1.5x, 2x Individual Full-Scale Current Set Resistors Up to 500mA Total Output Current Single Wire EN/Brightness Control for MAIN and CAM LEDs (8 Brightness Steps) 64:1 Brightness Control Range for MAIN Display Four 25mA Low Dropout MAIN LED Outputs One 400mA Low Dropout CAM LED Output Low Noise Constant Frequency Operation* Low Shutdown Current: 3μA Internal Soft-Start Limits Inrush Current During Startup and Mode Switching Open/Short LED Protection No Inductors 3mm × 3mm 16-Lead Plastic QFN Package