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CXLE81122 is a high integrated and high performance Light Emitting Diode (LED) driver optimized for LCD monitor backlight application. It integrates 8 channels of current source to drive LED arrays, and thus provides a cost effective and high reliability LCD backlight solution. CXLE81122 operates in current mode boost topology, and supports various dimming functions and comprehensive protections.

   Product FeaturesReturn to TopiL4嘉泰姆

◆ Minimal required external componentsiL4嘉泰姆
◆ Current mode boost topologyiL4嘉泰姆
◆ ±3% matching accuracy between 8 LED strings control currentiL4嘉泰姆
◆ High precision reference and Selective-Frequency (160KHz/320KHz/640KHz/1.2MHz) controliL4嘉泰姆
◆ External programmability of the key parametersiL4嘉泰姆
◆ Flexible Dimming mode Control:iL4嘉泰姆
◇ Internal burst, external burst (LPWM) dimming control iL4嘉泰姆
◇ 0-2V DC voltage or external PWM direct dimming control without external circuitsiL4嘉泰姆
◇ Dimming range programmable (100%~0%)iL4嘉泰姆
◆ Comprehensive protection coverage:iL4嘉泰姆
◇ Output over voltage protection (OVP)iL4嘉泰姆
◇ Under voltage lockout iL4嘉泰姆
◇ Open LED protection and programmable short LED protectioniL4嘉泰姆
◇ Over temperature protection (OTP)iL4嘉泰姆
◆ Available in QFN24/TSSOP24 packages, RoHS compliantiL4嘉泰姆

   Scope of applicationReturn to TopiL4嘉泰姆

◆ Notebook PCiL4嘉泰姆
◆ LCD monitoriL4嘉泰姆
◆ LCD TViL4嘉泰姆

   Technical Specification (Product PDF)Return to Top iL4嘉泰姆

If you need detailed PDF specifications, please scan WeChat and contact us. You can also get free samples and technical support.!iL4嘉泰姆

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   Product packaging diagramReturn to TopiL4嘉泰姆

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   Circuit schematicReturn to TopiL4嘉泰姆

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