产品概述
CXLE81129 is a high integrated and high performance U-type Cold Cathode Fluorescent Lamp (CCFL) controller optimized for LCD monitor backlight application. Comprehensive protection functions are integrated, thus it provides a low-cost and high reliability LCD backlight solution with minimum system BOM count. CXLE81129 controls push pull topology and supports various dimming functions.CXLE81129是一款高度集成的高性能U型冷阴极荧光灯(CCFL)控制器,针对LCD显示器背光应用进行了优化。集成了全面的保护功能,因此,它以最少的系统BOM数量提供了一种低成本,高可靠性的LCD背光解决方案。CXLE81129控制推挽拓扑并支持各种调光功能。
产品特点 返回TOPsVM嘉泰姆
◆ Minimal required external componentssVM嘉泰姆
◆ Push pull topologysVM嘉泰姆
◆ High precision reference and frequency controlsVM嘉泰姆
◆ External programmability of the key parameterssVM嘉泰姆
◆ Flexible Dimming mode Control:sVM嘉泰姆
◇ Selective dimming polaritysVM嘉泰姆
◇ Analog, internal burst and external burst (LPWM) dimming controlsVM嘉泰姆
◇ 0-2V DC voltage or external PWM direct dimming control without external circuitssVM嘉泰姆
◇ Dimming range programmable (100%~0%)sVM嘉泰姆
◆ Comprehensive protection coverage:sVM嘉泰姆
◇ Output over voltage protection (OVP)sVM嘉泰姆
◇ Output over current protection (OCP)sVM嘉泰姆
◇ Open lamp protection and short lamp protectionsVM嘉泰姆
◇ Arcing protectionsVM嘉泰姆
◆ Available in SOP16 package, RoHS compliantsVM嘉泰姆
◆所需的外部组件最少sVM嘉泰姆
◆推挽拓扑结构sVM嘉泰姆
◆高精度参考和频率控制sVM嘉泰姆
◆关键参数的外部可编程性sVM嘉泰姆
◆灵活的调光模式控制:sVM嘉泰姆
◇选择性调光极性sVM嘉泰姆
◇模拟,内部脉冲和外部脉冲(LPWM)调光控制sVM嘉泰姆
◇0-2V DC电压或外部PWM直接调光控制,无需外部电路sVM嘉泰姆
◇调光范围可编程(100%〜0%)sVM嘉泰姆
◆全面的保护范围:sVM嘉泰姆
◇输出过压保护(OVP)sVM嘉泰姆
◇输出过流保护(OCP)sVM嘉泰姆
◇开路灯保护和短灯保护sVM嘉泰姆
◇电弧保护sVM嘉泰姆
◆可用在SOP16包,符合RoHSsVM嘉泰姆
应用范围 返回TOPsVM嘉泰姆
LCD CCFL backlight system insVM嘉泰姆
◆ LCD Monitor/TVsVM嘉泰姆
LCD CCFL背光系统中sVM嘉泰姆
◆液晶显示器/ TVsVM嘉泰姆
技术规格书(产品PDF) 返回TOP sVM嘉泰姆
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!sVM嘉泰姆
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产品封装图 返回TOPsVM嘉泰姆
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电路原理图 返回TOPsVM嘉泰姆
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CCFL背光驱动系列 |
Product Number |
Topology |
Striking Mode |
External PWM Dimming |
Analog Dimming |
Internal Burst Dimming |
Supply Voltage Detection |
Output OVP |
OLP |
OCP |
Soft-start |
CXLE81125 |
Push Pull |
Fix Frequency |
Y |
Y |
N |
N |
N |
Y |
Y |
Y |
CXLE81126 |
Push Pull |
Fix Frequency |
Y |
Y |
Y |
N |
Y |
Y |
Y |
Y |
CXLE81127/N |
Push Pull |
Fix Frequency |
Y |
Y |
Y |
Y |
Y |
Y |
Y |
Y |
CXLE81128 |
Full Bridge |
Fix Frequency |
Y |
Y |
Y |
N |
Y |
Y |
Y |
Y |
CXLE81129 |
Push Pull |
Fix Frequency |
Y |
Y |
Y |
N |
Y |
Y |
Y |
Y |