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XL2012芯龙(XLSEMI)一级代理推荐自带恒压限流环路高效率降压型单片车充专用芯片.pdf

发布:2018-08-30约1.53万字共9页下载文档
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深圳市登辰易科技有限公司电子元件选型推荐 WWW.DCY-CHINA.COM Datasheet 5V/2.4A 150KHz 40V Buck DC to DC Converter For USB Interface XL2012 Features General Description Wide 8V to 40V input voltage range. The XL2012 is a 150 KHz fixed frequency Fixed 5V output voltage. PWM buck (step-down) DC/DC converter, Maximum 2.4A output current. capable of driving a 2.4A load with high Fixed 150KHz switching frequency. efficiency, low ripple and excellent line and Internal optimize power MOSFET. load regulation. Requiring a minimum High efficiency up to 92%. number of external components, the regulator Built in output short shutdown function. is simple to use and include internal Excellent line and load regulation. frequency compensation and a Built in thermal shutdown function. fixed-frequency oscillator. Built in current limit function. Available in SOP8L package. The XL2012 built in output short protection function. When short protection function happens, the chip will be shutdown. An internal compensation block is built in to minimize external component count. Applications Car Charger. Battery Charger. USB Power Supply. Fi
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