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CXLE81122 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
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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.

CXLE81122 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
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  1. 1.产品概述       2.产品特点     dcq嘉泰姆

  2. 3.应用范围       4.技术规格书下载(PDF文档)dcq嘉泰姆

  3. 5.产品封装       6.电路原理图  dcq嘉泰姆
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产品概述

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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.

Device Output Package
CXLE81122 8CH*50mA TSSOP24/QFN24
CXLE81122F 4CH*100mA TSSOP20
 

   产品特点 返回TOPdcq嘉泰姆


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

   应用范围 返回TOPdcq嘉泰姆


◆ Notebook PCdcq嘉泰姆
◆ LCD monitordcq嘉泰姆
◆ LCD TVdcq嘉泰姆

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     需要详细的PDF规格书请扫一扫微信联系我们,还可以获得免费样品以及技术支持dcq嘉泰姆

      QQ截图20160419174301.jpgdcq嘉泰姆

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   电路原理图 返回TOPdcq嘉泰姆


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Product Number MOSFET Topology Output Iout/CH Current Balancing FETs Dimming Package
CXLE81120N/Q External Boost/Buck 1 CH -- N/A DC/PWM SOP8
CXLE81120M Internal 60V/4A Boost 1 CH -- N/A DC/PWM DIP8
CXLE81121 External Boost 2 CH -- N/A DC/PWM SOP20
CXLE81122 Internal 60V/2A Boost 8 CH 50mA Internal DC/PWM TSSOP/QFN24
CXLE81122F Internal 60V/4A Boost 4 CH 100mA Internal DC/PWM TSSOP20
CXLE81123 External Boost 12 CH 70mA Internal DC/PWM TSSOP/HSOP28
CXLE81123S External Boost 6 CH 140mA Internal DC/PWM TSSOP24
CXLE81123F External Boost 4 CH 210mA Internal DC/PWM TSSOP20
CXLE81124 -- Balancer 6 CH -- External BJT DC/PWM SOP24