800mA输出电流恒定频率电流模式高效单片同步降压稳压器CXSD62234固定输出电压为1.5V和1.8V高效高达96%开关频率1.5MHz
发表时间:2020-05-08
浏览次数:61

目录

1.产品概述       2.产品特点     5HC嘉泰姆

3.应用范围       4.技术规格书下载(PDF文档)5HC嘉泰姆

5.产品封装       6.电路原理图  5HC嘉泰姆

7.相关产品5HC嘉泰姆

   产品概述 返回TOP5HC嘉泰姆


The CXSD62234 is a high efficiency monolithic synchronous buck regulator using a constant frequency, current mode architecture. The device is available in an adjustable version and fixed output voltages of 1.5V and 1.8V. Supply current during operation is only 20mA and drops to ≤1mA in shutdown. The 2.5V to 5.5V input voltage range makes the CXSD62234 ideally suited for single Li-Ion battery-powered applications. 100% duty cycle provides low dropout operation, extending battery life in portable systems.Automatic Burst Mode operation increases efficiency at light loads, further extending battery life. Switching frequency is internally set at 1.5MHz, allowing the use of small surface mount inductors and capacitors. The internal synchronous switch increases efficiency and eliminates the need for an external Schottky diode. Low output voltages are easily supported with the 0.6V feedback reference voltage. The CXSD62234 is available in a low profile (1mm) TSOT23-5 package.

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* High Efficiency: Up to 96%5HC嘉泰姆

* High Efficiency at light loads5HC嘉泰姆

* Very Low Quiescent Current: Only 20uA During Operation5HC嘉泰姆

* 800mA Output Current5HC嘉泰姆

* 2.5V to 5.5V Input Voltage Range5HC嘉泰姆

* 1.5MHz Constant Frequency Operation5HC嘉泰姆

* No Schottky Diode Required5HC嘉泰姆

* Low Dropout Operation: 100% Duty Cycle5HC嘉泰姆

* 0.6V Reference Allows Low Output Voltages5HC嘉泰姆

* Shutdown Mode Draws ≤1uA Supply Current5HC嘉泰姆

* Current Mode Operation for Excellent Line and Load Transient Response5HC嘉泰姆

* Overtemperature Protected5HC嘉泰姆

* Low Profile (1mm) TSOT23-5 Package5HC嘉泰姆

   应用范围 返回TOP5HC嘉泰姆


     * Cellular Telephones5HC嘉泰姆

* Personal Information Appliances5HC嘉泰姆

* Wireless and DSL Modems5HC嘉泰姆

* Digital Still Cameras5HC嘉泰姆

* MP3 Players5HC嘉泰姆

* Portable Instruments5HC嘉泰姆

   技术规格书(产品PDF) 返回TOP 5HC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5HC嘉泰姆

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产品封装图 返回TOP5HC嘉泰姆


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