OZ9938 - LCDM Inverter Controller

Product Overview

O2 Micro

Datasheet Details

Part number	OZ9938
Manufacturer	O2 Micro
File Size	422.75 KB
Description	LCDM Inverter Controller
Datasheet	OZ9938 Datasheet
Additional preview pages of the OZ9938 datasheet.

Product details

Description

Update rotection release threshold in Timer & protection parameter Min & Max limits Miscellaneous changes Page(s) 3 --- REVISION HISTORY Revision No.0.60 0.65 Description of change Initial release 1. Electrical Characteristics: a.Modify general test conditions in line 1; b.Modify Driver Frequency Striking & Normal Operation Typ limit; c.Modify PWM Dimming Control LCT frequency.2. Reference Application Circuit: Modify C14, C9 & R9 values 1. Ordering Information: Add OZ9938G, IG, D

Features

Positive PWM dimming polarity Constant operating frequency Drives positive/negative-impedance lamps during ignition High drive current for external MOSFETs User-defined ignition time and shutdown delay time Multiple mode dimming control Built-in intelligence for ignition and normal operation of CCFLs Built-in open-lamp protection and overvoltage protection for backlight system Optimized soft-start function The control logic provides a regulated ignition voltage and appropriate protection feature.

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Published: Dec 16, 2008 |