CXSU6399固定工作频率PFM功能的电流模式控制同步降压转换芯片600mA的输出能力2.5V到5.5V的输入
发表时间:2020-04-19
浏览次数:315

                          目录ShU嘉泰姆

   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)ShU嘉泰姆

   5.产品封装      6.电路原理图     7.相关产品ShU嘉泰姆

一.产品概述ShU嘉泰姆


               CXSU6399是一款具有固定工作频率并且内置PFM功能的电流模式控制的的同步降压转换芯片。该芯片轻载时候进入PFM工作模式,此时工作电流只有20uA,而当它关机时只消耗1uA。这个器件对于锂电池供电系统和小尺寸电路板的应用来说是理想的解决方案。这个器件具有内置的开关,因此不需要外部的续流二极管,另外还具有1.5MHZ的频率可以使外部的pcb的布局面积很小。ShU嘉泰姆

                      CXSU6399具有1.2V,1.8V,3.3V和输出可调等4种输出版本的产品。其中输出可调的产品具有从0.6到Vin的宽范围电压输出能力。这个产品的封装是很小的SOT23-5L.  ShU嘉泰姆

二.产品特点ShU嘉泰姆


● 600mA的输出能力ShU嘉泰姆

● 130uA的静态电流ShU嘉泰姆

● 高达96%的效率ShU嘉泰姆

● 2.5V 到 5.5V 的输入范围ShU嘉泰姆

● 0.6V到Vin的可调输出范围 ShU嘉泰姆

● 无需外部肖特基二极管ShU嘉泰姆

● 1.5MHz 固定工作频率  ShU嘉泰姆

 ShU嘉泰姆

● 电流模式控制ShU嘉泰姆

● 工作温度:-40℃~85℃ShU嘉泰姆

● SOT23-5L的封装 ShU嘉泰姆

三.应用范围ShU嘉泰姆


·PMPShU嘉泰姆

·数码相机ShU嘉泰姆

·GPSShU嘉泰姆

·数码相框ShU嘉泰姆

·蓝牙设备ShU嘉泰姆

·手持仪器    ShU嘉泰姆

四.技术规格书(产品PDF)ShU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ShU嘉泰姆

 QQ截图20160419174301.jpgShU嘉泰姆

五.产品封装图ShU嘉泰姆


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六.电路原理图ShU嘉泰姆


 blob.png  ShU嘉泰姆

七.相关芯片选择指南       更多同类产品......ShU嘉泰姆


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