CXLE8860

CXLE8860是一种升压型DC/DC转换器,具有恒定电流,可驱动白色LED或类似产品。该设备可以从锂离子电池串联驱动多达8个LED。LED电流由外部电阻器(RSET)设置,并由外部电阻器RSET上的反馈(FB)电压(类型:200mV)直接调节。为确保运行期间的最大安全性,输出具有集成过电压保护,防止在某些故障情况下损坏设备。OVP电压可由两个外部电阻编程
输入电压范围:2.2V至6V
可编程LED电流
驱动高达26V的LED
开关频率:高达800kHz
·宽调光频率范围:20kHz至360kHz
可编程过电压保护

CXLE8860升压型DC转换器恒定电流可驱动白色LED锂离子电池串联驱动多达8个LED电流由外部电阻器RSET设置可编程LED电流驱动26V的LED

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   产品概述 返回TOPmcu嘉泰姆


The CXLE8860 is a step-up DC/DC converter with a constant current to drive white LEDs or similar. The device can drive up to eight LEDs in series from a Li-Ion cell. The LED current is set by the external resistor (RSET) and is directly regulated by the feedback (FB) voltage (typ: 200mV) across the external resistor RSET. To ensure maximum safety during operation, the output has integrated overvoltage protection that prevents damage to the device in case of some fault conditions. The OVP voltage can be programmed by two external resistors. 

The CXLE8860 is available in a tiny SOP8/PP package

   产品特点 返回TOPmcu嘉泰姆


 Input Voltage Range: 2.2V to 6V mcu嘉泰姆

 Programmable LED Current mcu嘉泰姆

 Drives LEDs up to 26V mcu嘉泰姆

 Switching Frequency: up to 800kHz mcu嘉泰姆

 Wide Dimming Frequency Range: 20kHz to 360kHz mcu嘉泰姆

 Programmable Overvoltage Protection mcu嘉泰姆

 Tiny SOP8/PP Packagemcu嘉泰姆

   应用范围 返回TOPmcu嘉泰姆


 PDA mcu嘉泰姆

 Cellular Phones mcu嘉泰姆

 Handheld Devices mcu嘉泰姆

 MP3 Players mcu嘉泰姆

 GPS Receiversmcu嘉泰姆

   技术规格书(产品PDF) 返回TOP mcu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!mcu嘉泰姆

 QQ截图20160419174301.jpgmcu嘉泰姆

产品封装图 返回TOPmcu嘉泰姆


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◀ 上一篇:CXLE8859 2.5V~30V宽输入升压型白光LED恒流驱动芯片AC12V/DC12V的输入电压下7W驱动能力高位电流检测技术抖频技术降低电磁干扰固定460kHz工作频率模拟调光和高达50kHz的PWM调光

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下一篇▶:CXLE8861升压型DC/DC转换器有恒定电流驱动白光LED锂离子电池串联驱动8个LED可编程过电压保护LED电流由外部电阻器RSET设置由外部电阻器RSET上的反馈FB电压直接调节