CXLE8117

CXLE8117稳压器是固定频率的PWM升压(升压)LED恒流驱动器,能够驱动系列1W LED单元,具有出色的线路和负载调节。该调节器使用简单,因为它包括内部频率补偿和固定频率振荡器,因此它需要最少数量的外部组件才能工作。CXLE8117可以直接驱动6个系列的1W LED单元(在车辆识别号>12V时)。该PWM控制电路能够将占空比从0%线性调整到95%。一个使能功能,一个过电流保护功能内置。内置内部补偿块以最小化外部组件计数

CXLE8117稳压器是固定频率的PWM升压LED恒流驱动器驱动系列1W LED单元出色的线路和负载调节PWM控制电路能够将占空比从0%线性调整到95%超大屏白灯背光驱动IC

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   产品概述 返回TOPmH9嘉泰姆


The CXLE8117 regulator is fixed frequency PWM Boost (step-up) LED constant current driver, capable of driving Series 1W LED units with excellent line and load regulation. The regulator is simple to use because it includes internal frequency compensation and a fixed-frequency oscillator so that it requires a minimum number of external components to work. The CXLE8117 could directly drive 6 Series 1W LED units at VIN>12V . The PWM control circuit is able to adjust the duty ratio linearly from 0 to 95%. An enable function, an over current protection function is built inside. An internal compensation block is built in to minimize external component count

   产品特点 返回TOPmH9嘉泰姆


n Wide 3.6V to 24V Input Voltage Range mH9嘉泰姆

n 0.22V FB adjustable LED drive current mH9嘉泰姆

n Directly drive 6 Series 1W LED at VIN>=12V mH9嘉泰姆

n Fixed 400KHz Switching Frequency mH9嘉泰姆

n Max. 2A Switching Current Capability mH9嘉泰姆

n Up to 92% efficiency mH9嘉泰姆

n Excellent line and load regulation mH9嘉泰姆

n EN PIN TTL shutdown capability & With PWM Dimming Function mH9嘉泰姆

n Internal Optimize Power MOSFET mH9嘉泰姆

n Built in Soft-Start Function mH9嘉泰姆

n Built in Frequency Compensation mH9嘉泰姆

n Built in Thermal Shutdown Function mH9嘉泰姆

n Built in Current Limit Function mH9嘉泰姆

n Available in SOP8 packagemH9嘉泰姆

   应用范围 返回TOPmH9嘉泰姆


n LED Lighting mH9嘉泰姆

n Boost constant current driver mH9嘉泰姆

n Monitor LED Backlighting mH9嘉泰姆

n 7’ to 15’ LCD PanelsmH9嘉泰姆

   技术规格书(产品PDF) 返回TOP mH9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mH9嘉泰姆

 QQ截图20160419174301.jpgmH9嘉泰姆

产品封装图 返回TOPmH9嘉泰姆


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电路原理图 返回TOPmH9嘉泰姆

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◀ 上一篇:CXLE8116调节器是固定频率的PWM升压LED恒流驱动器直接驱动5~8系列1W LED单元内部频率补偿和固定频率振荡器超大屏白灯背光驱动IC

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下一篇▶:CXLE8117B升压恒流型LED驱动器DC5V到40V输入电压低纹波内置功率MOS内置固定频率振荡器与频率补偿电路PWM控制环路可以调节占空比从0~90%之间线性变化