CXLE81121

CXLE81121 is a high power dual channel LED driver optimized for large size LCD TV LED backlight application. It integrates two independent boost converters and feedback control, and thus provides a high performance and high reliability LCD backlight solution. CXLE81121 operates in current mode boost topology, and can be configured for Master-Slave operation to support multi-chip applications. CXLE81121 supports external PWM dimming mode and comprehensive protections.

CXLE81121  a high power dual channel LED driver optimized for large size LCD TV LED backlight application. It integrates two independent boost converters and feedback control, and thus provides a high performance and high rel

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  1. 1.产品概述       2.产品特点     qED嘉泰姆

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产品概述

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CXLE81121 is a high power dual channel LED driver optimized for large size LCD TV LED backlight application. It integrates two independent boost converters and feedback control, and thus provides a high performance and high reliability LCD backlight solution. CXLE81121 operates in current mode boost topology, and can be configured for Master-Slave operation to support multi-chip applications. CXLE81121 supports external PWM dimming mode and comprehensive protections.

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◆ High Power Dual Channel PWM converterqED嘉泰姆
◆ 8V~35V Input Voltage RangeqED嘉泰姆
◆ Master/Slave Synchronization CapabilityqED嘉泰姆
◆ Programmable 100KHz~600KHz operation FrequencyqED嘉泰姆
◆ Programmable Slope CompensationqED嘉泰姆
◆ External PWM Dimming ModeqED嘉泰姆
◆ Comprehensive protection coverage:qED嘉泰姆
◇ Over Voltage ProtectionqED嘉泰姆
◇ Over Current ProtectionqED嘉泰姆
◇ Under Voltage Lockout(UVLO)qED嘉泰姆
◇ LED Open ProtectionqED嘉泰姆
◇ LED Short ProtectionqED嘉泰姆
◆ Available in SOP20/SSOP20 packages, RoHS compliantqED嘉泰姆

   应用范围 返回TOPqED嘉泰姆


    ◆ LCD TVqED嘉泰姆

◆ LCD Monitor qED嘉泰姆
◆ Flat panel displayqED嘉泰姆

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      QQ截图20160419174301.jpgqED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

◀ 上一篇:CXLE81120M It operates in voltage mode Fixed-Frequency boost topology, supports internal burst and external burst (LPWM) dimming functions and over voltage protection

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下一篇▶: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