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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 ToplgE嘉泰姆

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

   Scope of applicationReturn to ToplgE嘉泰姆

◆ Notebook PClgE嘉泰姆
◆ LCD monitorlgE嘉泰姆
◆ LCD TVlgE嘉泰姆

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

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

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   Product packaging diagramReturn to ToplgE嘉泰姆

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   Circuit schematicReturn to ToplgE嘉泰姆

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