PT4303 Datasheet and Specifications PDF

The PT4303 is a 4-channel 1x/1.5x auto-adjust charge pump white LED driver with two dimming modes. Auto-adjust charge pump achieves high efficiency for Li-Ion battery supply. The two LED dimming modes.

z 3V-5.5V input voltage z 1x/1.5x auto-adjust charge pump z Set LED current by external resistor z Dimming LED by PWM signal through 2 control terminal z LED fault detection z <3% current mismatch z No inductor z Less than 1uA shutdown current z Built-in soft-start and soft mode decision APPLICATION.

The PT4303 is a 4-channel 1x/1.5x auto-adjust charge pump white LED driver with three dimming modes. Auto-adjust charge pump achieves high efficiency for Li-Ion battery supply. The three LED dimming m.

* 3V-5.5V input voltage
* 1x/1.5x auto-adjust charge pump
* Set LED current by external resistor
* Dimming LED by PWM signal through 2 control terminal
* LED fault detection
* <3% current mismatch
* No inductor
* Less than 1uA shutdown current
* Built-in soft-start and soft mode decision APPLICATION.