ADP8863

Data Sheet FEATURES Automated blinking and funlight timing for each LED driver 16 programmable fade in and fade out times 0.1 sec to 5.5 sec Selectable linear, square, or cubic fade rates 7 independent and programmable LED drivers 7 drivers capable of 30 mA (maximum) 1 driver also capable of 60 mA (maximum) Programmable maximum current limit (128 levels) Separate and independent controls for backlight LEDs Backlight fade override Up to two built-in comparator inputs with programmable modes for ambient light sensing Charge pump with automatic gain selection of 1×, 1.5×, and 2× for maximum efficiency Standby mode for <1 μA current consumption I2C-compatible interface for all programming Dedicated reset pin and built-in power-on reset (POR) Short-circuit, overvoltage, and overtemperature protection Internal soft start to limit inrush currents Input-to-output isolation during faults or shutdown Operation down to VIN = 2.5 V with undervoltage lockout (UVLO) at VIN = 2.0 V Available in a small 20-ball, 2.15 mm × 2.36 mm × 0.6 mm WLCSP or a 20-lead, 4 mm × 4 mm × 0.75 mm LFCSP APPLICATIONS LED indication Funlight indicator lighting Keypad backlighting RGB LED color generation and mixing General backlighting of small format displays GENERAL DESCRIPTION The ADP8863 combines a powerful charge pump driver with advanced autonomous LED lighting features. It allows as many as seven LEDs to be independently driven up to 30 mA (maximum). The seventh LED can also be driven to 60 mA (maximum)....