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。
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[ CXLE81123 ]
产品概述返回TOP
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.
| Device | Output | Package |
| CXLE81123 | 12CH*70mA | TSSOP28/HSOP28 |
| CXLE81123F | 4CH*210mA | TSSOP20 |
| CXLE81123S | 6CH*140mA | TSSOP24 |
产品特点 返回TOP
◆ 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
◆ LCD monitor
◆ LCD TV
◆ Flat panel display
◆液晶显示器
◆液晶电视
◆平板显示器
技术规格书（产品PDF) 返回TOP
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产品封装图 返回TOP
电路原理图 返回TOP
| 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 |
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