Wide core electronics launched LED backlight driver chip BCT3220/1

Wide core electronics (BROADCHIP) launched the industry's first to support a total of LED parallel anode and cathode parallel LED backlight drive chip - BCT3220/BCT3221.

BCT3220/BCT3221: Low Current Source & Current Sink, functional features, Dropout:

Chip SEL pin is connected to Ground to achieve a common anode parallel LED drive function;

Chip SEL pin connected to the VIN, to achieve a common cathode parallel LED driver;

20mA output per path, Vdropout minimum up to 50mV;

8 order digital pulse control backlight brightness;

Different channel current matching