CXLE81123 CXLE81123S CXLE81123F是高度集成的高性能LED驱动器，针对LCD背光应用进行了优化。它集成了升压驱动器和经过优化以驱动多个LED阵列的12个电流平衡器通道，从而提供了具有最少BOM数的高性能LED背光解决方案。CXLE81123支持各种调光功能和全面的保护

CXLE81123 CXLE81123S CXLE81123F is a highly integrated and high performance LED driver that optimized for LCD backlight application. It integrates a boost driver and 12 channels of current balancer that optimized to drives multi LED arrays, and thus provides a high performance LED backlight solution with minimized BOM count. CXLE81123 supports various dimming functions and comprehensive protections.
CXLE81123 CXLE81123S CXLE81123F是高度集成的高性能LED驱动器，针对LCD背光应用进行了优化。它集成了升压驱动器和经过优化以驱动多个LED阵列的12个电流平衡器通道，从而提供了具有最少BOM数的高性能LED背光解决方案。CXLE81123支持各种调光功能和全面的保护。

 

 

 

 

 

产品概述返回TOP

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CXLE81123 is a highly integrated and high performance LED driver that optimized for LCD backlight application. It integrates a boost driver and 12 channels of current balancer that optimized to drives multi LED arrays, and thus provides a high performance LED backlight solution with minimized BOM count. CXLE81123 supports various dimming functions and comprehensive protections.

   产品特点 返回TOP

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◆ High Efficiency and Compact Size
◆ 6V to 30V Input Voltage Range
◆ Maximum 70mA current capability Per Channel
◆ ±3% Matching Accuracy Between 12 LED Strings Control Current
◆ Programmable 150KHz~500KHz Operating Frequency
◆ 10V Gate Drive, Better MOS Compatibility
◆ Internal/External PWM Dimming
◆ Very Low Standby Power
◆ Comprehensive Protection Coverage：
◇ Programmable Over Voltage Protection
◇ Under Voltage Lockout(UVLO)
◇ Open/Short LED Protection
◇ Thermal Shutdown
◆ Available in TSSOP28/HSOP28 packages, RoHS compliant
◆效率高，尺寸紧凑
◆6V至30V输入电压范围
◆每通道最大70mA电流能力
◆12个LED串控制电流之间的±3％匹配精度
◆可编程150KHz〜500KHz工作频率
◆10V栅极驱动，更好的MOS兼容性
◆内部/外部PWM调光
◆待机功耗极低
◆全面的保护范围：
◇可编程的过压保护
◇欠压锁定（UVLO）
◇ LED开/关保护
◇热关断
◆符合RoHS的TSSOP28 / HSOP28封装可用

   应用范围 返回TOP

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◆ LCD monitor
◆ LCD TV
◆ Flat panel display
◆液晶显示器
◆液晶电视
◆平板显示器

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   产品封装图 返回TOP

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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