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HV9912 - Switch-mode LED Driver IC

Product Overview

Supertex

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HV9912 Switch-mode LED Driver IC by Supertex - Datasheet Preview — Datasheet preview – HV9912

Datasheet Details

Part number	HV9912
Manufacturer	Supertex
File Size	912.47 KB
Description	Switch-mode LED Driver IC
Datasheet	HV9912 Datasheet
Additional preview pages of the HV9912 datasheet.

Product details

Description

The HV9912 is a current mode control LED driver IC designed to control single switch PWM converters (buck, boost, buck-boost or SEPIC) in a constant frequency mode.

Features

Switch mode controller for single switch drivers.
Buck.
Boost.
Buck-boost and SEPIC.
Works with high side current sensors www. DataSheet4U. com.
Closed loop control of output current.
High PWM dimming ratio.
Internal 90V linear regulator (can be extended using external zener diodes).
Internal 2% voltage reference (0°C < TA < 85°C).
Constant frequency operation.
Programmable slope compensation.
Linear & PWM dimming.
+0.2A.

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Published: Jan 12, 2009 |