CXLE81127/N CCFL逆变器控制IC,设计用于以推挽式拓扑驱动CCFL。CXLE81127采用On-Bright专利专有技术实施,提供了丰富的保护和性能增强功能,从而提供了具有成本效益的高性能LCD背光解决方案,且总BOM数量最少
| 产品型号: | CXLE81127/N |
| 产品类型: | 背光驱动 |
| 产品系列: | 白灯背光驱动IC |
| 产品状态: | 量产 |
| 浏览次数: | 54 次 |
产品简介
CXLE81127/CXLE81127N is CCFL inverter control IC designed to drive CCFL in push pull topology. Implemented with On-Bright patented proprietary technology, CXLE81127 offers rich protection and performance enhancement features and thus provides a cost effective high performance LCD backlight solution with minimum total BOM count.CXLE81127 / CXLE81127N是CCFL逆变器控制IC,设计用于以推挽式拓扑驱动CCFL。CXLE81127采用On-Bright专利专有技术实施,提供了丰富的保护和性能增强功能,从而提供了具有成本效益的高性能LCD背光解决方案,且总BOM数量最少。
技术参数
| 输入电压范围 (VIN) | ≤ 6V to 30VV |
|---|
| 输出电压 (VOUT) | 0-3VV |
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| 输出电流 (IOUT) | 340mAA |
|---|
| 工作频率 | 460KHzHz |
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| 转换效率 | 95%% |
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| 封装类型 | DIP16和SOP16 |
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| Topology | 白灯背光驱动IC |
|---|
| Led count | 5-6 LED Driver, Can drive 6*4 or 3*12 LEDs |
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| Dimming method | PWM调光 |
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| Dimming ratio | 1000:1 |
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| Protection | 欠压/过温/过流/短路保护 |
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| Features | Boost/Buck |
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| Efficiency | .92 |
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| Pwm frequency | 20kHz |
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| Application type | 背光驱动 |
|---|
| Topology | Push Pull |
|---|
| Striking Mode | Fix Frequency |
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| External PWM Dimming | Y |
|---|
| Analog Dimming | Y |
|---|
| Internal Burst Dimming | Y |
|---|
| Supply Voltage Detection | N |
|---|
| Output OVP | Y |
|---|
| OLP | Y |
|---|
| OCP | Y |
|---|
| Soft-start | Y |
|---|
产品详细介绍
产品概述
CXLE81127/CXLE81127N is CCFL inverter control IC designed to drive CCFL in push pull topology. Implemented with On-Bright patented proprietary technology, CXLE81127 offers rich protection and performance enhancement features and thus provides a cost effective high performance LCD backlight solution with minimum total BOM count.CXLE81127 / CXLE81127N是CCFL逆变器控制IC,设计用于以推挽式拓扑驱动CCFL。CXLE81127采用On-Bright专利专有技术实施,提供了丰富的保护和性能增强功能,从而提供了具有成本效益的高性能LCD背光解决方案,且总BOM数量最少。
产品特点 返回TOP
◆ High precision reference and frequency setting
◆ External programmability of the key parameters
◆ Flexible dimming mode with wide range control:
◇ Seletive postive or negative dimming version
◇ Analog, internal burst and external LPWM
◇ 0-3V DC voltage direct dimming without any additional components
◆ Comprehensive protection coverage:
◇ IC supply under voltage lockout (UVLO)
◇ System supply brownout protection
◇ Output over voltage protection (OVP)
◇ Open lamp protection
◇ Short lamp protection
◆ Available in DIP16 and SOP16 packages, RoHS compliant
◆高精度参考值和频率设置
◆关键参数的外部可编程性
◆灵活的调光模式,可进行宽范围控制:
◇选择性正或负调光版本
◇模拟,内部突发和外部LPWM
◇ 0-3V DC电压直接调光,无需任何调节附加组件
◆全面的保护范围:
◇IC电源欠压锁定(UVLO)
◇系统电源掉电保护
◇输出过压保护(OVP)
◇灯管开保护
◇灯管短保护
◆符合RoHS要求的DIP16和SOP16封装
应用范围 返回TOP
LCD CCFL backlight system in
◆ LCD Monitor/TV
◆ Portable DVD
◆ LCD flat panel display for instruments/automobile
LCD LCDFLFL背光系统
◆LCD Monitor /电视
◆便携式DVD
◆仪器/汽车用LCD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
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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 |
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