CXLE8163

CXLE8163是一个电流模式和固定的频率升压转换器,带有一个集成的N-FET来驱动白光led。串联允许LED电流相同,亮度均匀。它的低导通电阻和低反馈电压降低了功率损耗,实现了高效率。快速开关频率(典型为1.5MHz)允许使用小尺寸电感以及输入和输出电容器。过电压保护功能通过OVP引脚监测输出电压,如果OVP电压超过过电压阈值,则停止IC的切换。内部软启动电路消除启动过程中的浪涌电流。CXLE8163还集成了欠压锁定、过热保护和电流限制电路,以在异常情况下保护IC

CXLE8163白光LED的1.5MHz升压转换器电流模式带集成N-FET驱动白光LED1.5MHz开关固定频率OVP电压超过过电压阈值则停止IC的切换

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目录

1.产品概述       2.产品特点     Xpu嘉泰姆

3.应用范围       4.技术规格书下载(PDF文档)Xpu嘉泰姆

5.产品封装       6.电路原理图  Xpu嘉泰姆

7.相关产品Xpu嘉泰姆

   产品概述 返回TOPXpu嘉泰姆


The CXLE8163 is a current-mode and fixed frequency boost converter with an integrated N-FET to drive white LEDs. The series connection allows the LED current to be identical for uniform brightness. Its low on-resistance of NFET and low feedback voltage reduce power loss and achieve high efficiency. Fast switching frequency(1.5MHz typical) allows using small-size inductor and both of input and output capacitors. An over voltage protection function, which monitors the output voltage via OVP pin, stops switching of the IC if the OVP voltage exceeds the over voltage threshold. An internal soft-start circuit eliminates the inrush current during start-up. The CXLE8163 also integrates under-voltage lockout, overtemperature protection, and current limit circuits to protect the IC in abnormal conditions. The CXLE8163 is available in a TSOT-23-6A and TDFN2x2-8 package.

   产品特点 返回TOPXpu嘉泰姆


· Wide Input Voltage from 2.7V to 6V Xpu嘉泰姆

· Fixed 1.5MHz Switching Frequency Xpu嘉泰姆

· Reference Voltage : 0.2V Xpu嘉泰姆

· PWM Brightness Control with Wide Frequency Range of 100Hz to 100kHz Xpu嘉泰姆

· Build-In Power MOSFET : 0.2W Xpu嘉泰姆

· Open-LED Protection Xpu嘉泰姆

· Under-Voltage Lockout Protection Xpu嘉泰姆

· Over-Temperature Protection Xpu嘉泰姆

·<1mA Quiescent Current during Shutdown Xpu嘉泰姆

· TSOT-23-6A and TDFN2x2-8 Package Xpu嘉泰姆

· Halogen and Lead Free Available (RoHS Compliant)Xpu嘉泰姆

   应用范围 返回TOPXpu嘉泰姆


· White LED Display Backlighting Xpu嘉泰姆

· Cell Phone and Smart Phone Xpu嘉泰姆

· PDA, PMP, MP3 Xpu嘉泰姆

· Digital CameraXpu嘉泰姆

   技术规格书(产品PDF) 返回TOP Xpu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Xpu嘉泰姆

 QQ截图20160419174301.jpgXpu嘉泰姆

产品封装图 返回TOPXpu嘉泰姆


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电路原理图 返回TOPXpu嘉泰姆

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◀ 上一篇:CXLE8162宽频率范围5KHz~100KHz的PWM亮度控制内置功率电流模式和固定频率的600kHz升压变换器场效应管来驱动白光LED

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下一篇▶:CXLE8164宽3V~5.5V输入电压1.5A输出峰值电流固定1.5MHz开关频率在100%占空比下工作的低压差同步降压调节器高效单片同步降压稳压器