Product overview

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CXLE81128 is a high integrated and high performance Cold Cathode Fluorescent Lamp (CCFL) controller optimized for LCD monitor backlight application. It integrates high precision (2%) 4 channels of current and voltage feedback control, and thus provides a low-cost and high reliability LCD backlight solution with minimum system BOM count. CXLE81128 controls full bridge topology and supports various dimming functions and comprehensive protections.CXLE81128 is a highly integrated high-performance cold cathode fluorescent lamp (CCFL) controller optimized for LCD display backlighting applications.It integrates high-precision (2%)4-channel current and voltage feedback control, thereby providing a low-cost, high-reliability LCD backlight solution with the least number of system BOMs.CXLE81128 controls the full-bridge topology and supports various dimming functions and comprehensive protection.

   Product FeaturesReturn to TopSa6嘉泰姆

◆ Minimal required external componentsSa6嘉泰姆
◆ Full bridge topologySa6嘉泰姆
◆ High Precision Reference and Frequency ControlSa6嘉泰姆
◆ External programmability of the key parametersSa6嘉泰姆
◆ Flexible Dimming mode Control:Sa6嘉泰姆
◇ Analog dimming controlSa6嘉泰姆
◇ Internal burst dimming controlSa6嘉泰姆
◇ External burst (LPWM) dimming controlSa6嘉泰姆
◇ 0-3V DC voltage direct dimming control without external circuitsSa6嘉泰姆
◆ Comprehensive Protection Coverage：Sa6嘉泰姆
◇ Output over voltage protection (OVP)Sa6嘉泰姆
◇ Output over current protection (OCP)Sa6嘉泰姆
◇ Open lamp protection and short lamp protectionSa6嘉泰姆
◇ Arcing protectionSa6嘉泰姆
◆ Available in SOP20 and SSOP20 packages,RoHS compliantSa6嘉泰姆
◆ Minimal external components requiredSa6嘉泰姆
◆ Full bridge topologySa6嘉泰姆
◆ High precision reference and frequency controlSa6嘉泰姆
External programmable functions for key parametersSa6嘉泰姆
◆ Flexible tuningLightMode Control:Sa6嘉泰姆
Analog Dimming ControlSa6嘉泰姆
Internal Burst Dimming ControlSa6嘉泰姆
External Burst (LPWM) Dimming ControlSa6嘉泰姆
0-3V DC voltage direct dimming control, no external circuit requiredSa6嘉泰姆
Comprehensive scope of protection:Sa6嘉泰姆
Output Overvoltage Protection (OVP)Sa6嘉泰姆
Output Overcurrent Protection (OCP)Sa6嘉泰姆
Open lamp protection and short lamp protectionSa6嘉泰姆
Arc protectionSa6嘉泰姆
◆ Provide SOP20 and SSOP20 package, RoHS compliantSa6嘉泰姆

   Scope of applicationReturn to TopSa6嘉泰姆

   LCD CCFL backlight system inSa6嘉泰姆
◆ LCD Monitor/TVSa6嘉泰姆
LCD CCFL Backlight SystemSa6嘉泰姆
◆ LCD monitor/TVSa6嘉泰姆

   Technical Specification (Product PDF)Return to Top Sa6嘉泰姆

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   Product packaging diagramReturn to TopSa6嘉泰姆

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   Circuit schematicReturn to TopSa6嘉泰姆

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