3A, 1.5MHz, 28V Step-down DC/DC CXSD62389 is a monolithic step-down switch mode regulator with a built in internal power MOSFET. It achieves 3A continuous output current over a wide input supply range

发布时间:2020-04-06 09:43:38 浏览次数:717 作者:嘉泰姆
摘要:3A, 1.5MHz, 28V Step-down DC/DC CXSD62389 is a monolithic step-down switch mode regulator with a built in internal power MOSFET. It achieves 3A continuous output current over a wide input supply range

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1.产品概述       2.产品特点     aVS嘉泰姆

3.应用范围       4.技术规格书下载(PDF文档)</span>aVS嘉泰姆

5.产品封装       6.电路原理图</strong>  aVS嘉泰姆

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The CXSD62389 is a monolithic step-down switch mode regulator with a built in internal power MOSFET. It achieves 3A continuous output current over a wide input supply range with excellent load and line regulation. The wide 4.5V to 28V input range accommodates a variety of step-down applications, including those in an automotive input environment. A 180μA operational quiescent current allows use in battery-powered applications. High power conversion efficiency over a wide load range is achieved by scaling down the switching frequency at light load condition to reduce the switching and gate driving losses. The frequency foldback helps prevent inductor current runaway during startup and thermal shutdown provides reliable, fault tolerant operation. By switching at 1.5MHz, the CXSD62389 is able to prevent EMI (ELECTROMAGNETIC Interference) noise problems, such as those found in AM radio and ADSL applications. The CXSD62389 requires a minimum number of readily available standard external components. It is available in a DIP-8, SOP-8 (FD) and TDFN3X3-8 package.

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„ 3A Output Current aVS嘉泰姆

„ Wide 4.5V to 28V Operating Input Range aVS嘉泰姆

„ Programmable Switching Frequency from 100kHz to 1.5MHz aVS嘉泰姆

„ Internal Soft-Start aVS嘉泰姆

„ Cycle-by-Cycle Over Current Protection aVS嘉泰姆

„ Ceramic Capacitor Stable aVS嘉泰姆

„ High-Efficiency Pulse Skipping Mode for Light Load aVS嘉泰姆

„ Available in DIP-8, SOP-8 (FD) and TDFN3X3-8 PackageaVS嘉泰姆

   应用范围 返回TOPaVS嘉泰姆


„ High Voltage Power Conversion aVS嘉泰姆

„ Automotive Systems aVS嘉泰姆

„ Industrial Power Systems aVS嘉泰姆

„ Distributed Power Systems aVS嘉泰姆

„ Battery Powered SystemsaVS嘉泰姆

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