UBA3077HN Datasheet - NXP Semiconductors

UBA3077HN Three-channel switched-mode LED driver

The UBA3077HN is a high efficiency LED driver in an HVQFN40 package for general LED lighting or backlighting LCD displays. Operating from a supply of 10 V to 42 V, it can drive up to 3 strings of 20 LEDs each. The low voltage circuitry is powered by an external 5 V voltage supply. The chip can opera.

UBA3077HN Features

* Three-channel LED backlight driver

* ±2 % absolute LED current accuracy and channel-to-channel matching

* External power supply voltage from 10 V to 42 V and 5 V for low voltage circuitry

* Constant 500 kHz frequency peak current mode control

* Low value out

UBA3077HN_NXPSemiconductors.pdf