HV861

Low-Noise Dimmable Dual EL Lamp Driver

Microchip

HV861 Features

* Adjustable Output Regulation for Dimming

* Lamp Fade-in/Fade-out Capability

* Low Audible Noise

* 180 VPP Output Voltage for Higher Brightness

* 1.5V Enable Input Logic High

* Single-cell Lithium Ion-compatible

* One Miniature Inductor to Pow

HV861 General Description

The HV861 is a low-noise dimmable high-voltage dual EL lamp driver designed for driving two electroluminescent (EL) lamps with a combined area of 5 in2. The input supply voltage range is from 2.5V to 4.5V. Enable input logic high can go as low as 1.5V, which allows logic interface operating from typ.

HV861 Datasheet (1.76 MB)