2.5V至6V输入电压高效单片同步降压稳压器CXSD62323恒定频率电流模式轻载高效PFM模式100%占空比高效高达96%

发布时间:2020-05-18 08:01:19 浏览次数:353 作者:oumao18 来源:嘉泰姆
摘要:CXSD62323是一种高效的单片同步降压稳压器,采用恒定频率、电流模式架构。该设备有可调版本。空载供电电流为40uA,停机时降至<1uA。2.5V到6V的输入电压范围使CXSD62323非常适合单锂离子电池供电的应用。100%占空比提供低漏失操作,延长便携式系统的电池寿命。PWM/PFM模式操作为噪声敏感应用提供非常低的输出纹波电压。
2.5V至6V输入电压高效单片同步降压稳压器CXSD62323恒定频率电流模式轻载高效PFM模式100%占空比高效高达96%

目录

1.产品概述       2.产品特点     ybU嘉泰姆

3.应用范围       4.技术规格书下载(PDF文档)ybU嘉泰姆

5.产品封装       6.电路原理图  ybU嘉泰姆

7.相关产品ybU嘉泰姆

   产品概述 返回TOPybU嘉泰姆


The CXSD62323 is a high-efficiency monolithic synchronous buck regulator using a constant frequency, current mode architecture. The device is available in an adjustable version. Supply current with no load is 40uA and drops to<1uA in shutdown. The 2.5V to 6V input voltage range makes the CXSD62323 ideally suited for single Li-Ion battery powered applications. 100% duty cycle provides low dropout operation, extending battery life in portable systems. PWM/PFM mode operation provides very low output ripple voltage for noise sensitive applications.Switching frequency is internally set at 1.5MHz, allowing the use of small surface mount inductors and capacitors. Low output voltages are easily supported with the 0.6V feedback reference voltage.The CXSD62323 is offered in a low profile (1mm) 5-pin, thin SOT package, and is available in an adjustable version.

   产品特点 返回TOPybU嘉泰姆


 High Efficiency: Up to 96% ybU嘉泰姆

 2.5V to 6V Input Voltage Range ybU嘉泰姆

 1.5MHz Constant Frequency Operation ybU嘉泰姆

 No Schottky Diode Required ybU嘉泰姆

 Low Dropout Operation:100% Duty Cycle ybU嘉泰姆

 PFM Mode for High Efficiency in Light Load ybU嘉泰姆

 Over temperature Protected ybU嘉泰姆

 Low Quiescent Current: 40μA ybU嘉泰姆

 Short Circuit Protection ybU嘉泰姆

 Inrush Current Limit and Soft Start ybU嘉泰姆

 SOT23-5 packageybU嘉泰姆

   应用范围 返回TOPybU嘉泰姆


 Cellular and Smart Phones ybU嘉泰姆

 Wireless and DSL Modems ybU嘉泰姆

 PDAs ybU嘉泰姆

 Portable Instruments ybU嘉泰姆

 Digital Still and Video Cameras ybU嘉泰姆

 PC CardsybU嘉泰姆

   技术规格书(产品PDF) 返回TOP ybU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ybU嘉泰姆

 QQ截图20160419174301.jpgybU嘉泰姆

产品封装图 返回TOPybU嘉泰姆


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电路原理图 返回TOPybU嘉泰姆


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0.925V ybU嘉泰姆

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1.5mAybU嘉泰姆

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150KHZ ybU嘉泰姆

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20uA ybU嘉泰姆

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2.5~5VybU嘉泰姆

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1.4A ybU嘉泰姆

25uA ybU嘉泰姆

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5V/3A同步降压ybU嘉泰姆

 3.3~18VybU嘉泰姆

ADJybU嘉泰姆

2AybU嘉泰姆

10uA ybU嘉泰姆

0.6V ybU嘉泰姆

1.5MHZybU嘉泰姆

SOT23-6ybU嘉泰姆

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