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OZ9938 Datasheet LCDM Inverter Controller

Manufacturer: O2 Micro

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Datasheet Details

Part number OZ9938
Manufacturer O2 Micro
File Size 422.75 KB
Description LCDM Inverter Controller
Download OZ9938 Download (PDF)

General Description

Update 慞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.

Overview

OZ9938 Change Summary CHANGES No.

1.

2.

Key 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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