ADP5501 Datasheet - Analog Devices

ADP5501 Programmable Current Backlight Driver

The ADP5501 is a versatile, single-chip, white LED backlight driver with programmable ambient light sensor input and programmable LED current. This device is designed for mediaenabled handset applications. The ADP5501 uses an I2C®compatible serial interface and a single line interrupt to communicate.

ADP5501 Features

* Efficient asynchronous boost converter for driving up to 6 white LEDs 2.7 V to 5.5 V input voltage range 128 programmable backlight LED current levels (30 mA maximum) Programmable backlight fade-in/fade-out times Programmable backlight dim and off times Ambient light sensing with autonomous backligh

ADP5501_AnalogDevices.pdf