HV9910B

Universal High-Brightness LED Driver

Microchip

HV9910B Features

* Switch mode controller for single switch LED drivers

* Enhanced drop-in replacement to the HV9910

* Open loop peak current controller

* Internal 8.0 to 450V linear regulator

* Constant frequency or constant off-time operation

* Linear and PWM dimming

HV9910B General Description

HV9910B is an open loop, current mode control, LED driver IC. This IC can be programmed to operate in either a constant frequency or constant off-time mode. It includes an 8.0 - 450V linear regulator which allows it to work from a wide range of input voltages without the need for an external low vol.

HV9910B Datasheet (393.83 KB)