A8501 Datasheet - Allegro MicroSystems

A8501 4 Channel x 100 mA WLED/RGB Driver

TheA8501 is a multioutputWLED/RGB driver for backlighting medium-size displays. The A8501 integrates a boost converter and four 100 mA current sinks. LED channels can be tied together for up to 400 mA sink capability. It can work from a single power supply of 6.8 to 21 V and withstand up to 40 V. Th.

A8501 Features

* 600 kHz to 2.2 MHz switching frequency

* ability to operate above the AM band

* Internal bias supply for single-supply operation (VIN = 6.8 to 21 V)

* Boost converter with integrated 40 V DMOS switch and OVP

* load-dump protection

* 3.5 µA shutdown curre

A8501-AllegroMicroSystems.pdf