驱动两个至四个恒流白光LED升压转换器CXDC6589输出电容0.22uF过电压功能高效90% | |||||||||||||||||||||||||||||||||||||||||||||||
目录 1.产品概述 2.产品特点 3.应用范围 4.技术规格书下载(PDF文档) 一.产品概述 CXDC6589 is a step-up DC/DC converter specifically designed to drive white LED with a constant current. It can drive two,three,or four LEDS. It switches at 1.4MHz and use tiny external components. The output capacitor can be as small as 0.22uF,which can save space and cost versus alternative solutions. Feedback voltage is as low as 105mV. Built-in OverVoltage function. 二.产品特点 ¾ OverVoltage Function ¾ Fast 1.4MHz Switching Frequency ¾ Requires Only 0.22uF Output Capacitor ¾ Inherently Matched LED Current ¾ High Efficiency: 90% Typical ¾ 2.5V to 16V VIN ranges ¾ Drives Up to Four series LEDs with a Li-lon cell ¾ SOT-26 Package 三.应用范围 White LED Step-Up Converter 四.技术规格书(产品PDF) 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!
五.产品封装图
六.电路原理图
七.相关芯片选择指南 更多同类产品......
|