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:722 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

目录

1.产品概述       2.产品特点     fB1嘉泰姆

3.应用范围       4.技术规格书下载(PDF文档)</span>fB1嘉泰姆

5.产品封装       6.电路原理图</strong>  fB1嘉泰姆

7.相关产品fB1嘉泰姆

   产品概述 返回TOPfB1嘉泰姆


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 fB1嘉泰姆

„ Wide 4.5V to 28V Operating Input Range fB1嘉泰姆

„ Programmable Switching Frequency from 100kHz to 1.5MHz fB1嘉泰姆

„ Internal Soft-Start fB1嘉泰姆

„ Cycle-by-Cycle Over Current Protection fB1嘉泰姆

„ Ceramic Capacitor Stable fB1嘉泰姆

„ High-Efficiency Pulse Skipping Mode for Light Load fB1嘉泰姆

„ Available in DIP-8, SOP-8 (FD) and TDFN3X3-8 PackagefB1嘉泰姆

   应用范围 返回TOPfB1嘉泰姆


„ High Voltage Power Conversion fB1嘉泰姆

„ Automotive Systems fB1嘉泰姆

„ Industrial Power Systems fB1嘉泰姆

„ Distributed Power Systems fB1嘉泰姆

„ Battery Powered SystemsfB1嘉泰姆

   技术规格书(产品PDF) 返回TOP fB1嘉泰姆


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电路原理图&nbsp;返回TOPfB1嘉泰姆

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SOP-8fB1嘉泰姆

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500fB1嘉泰姆

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SOP-8fB1嘉泰姆

CXSD62378fB1嘉泰姆

4.75fB1嘉泰姆

20fB1嘉泰姆

3fB1嘉泰姆

500fB1嘉泰姆

1.2fB1嘉泰姆

100fB1嘉泰姆

1000fB1嘉泰姆

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SOP-8(FD)fB1嘉泰姆

CXSD62379fB1嘉泰姆

4.75fB1嘉泰姆

20fB1嘉泰姆

2.5fB1嘉泰姆

500fB1嘉泰姆

0.8fB1嘉泰姆

100fB1嘉泰姆

1000fB1嘉泰姆

IN, EN, COMP,   FB, NC, GND, LX, NCfB1嘉泰姆

SOP-8fB1嘉泰姆

CXSD62380fB1嘉泰姆

4.75fB1嘉泰姆

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380fB1嘉泰姆

1.22fB1嘉泰姆

100fB1嘉泰姆

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20fB1嘉泰姆

2fB1嘉泰姆

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0.92fB1嘉泰姆

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4.75fB1嘉泰姆

20fB1嘉泰姆

3fB1嘉泰姆

380fB1嘉泰姆

1.22/0.92fB1嘉泰姆

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1000fB1嘉泰姆

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5.5fB1嘉泰姆

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380fB1嘉泰姆

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90fB1嘉泰姆

1500fB1嘉泰姆

BS, IN, LX,   GND, FB, COMP, EN, SSfB1嘉泰姆

SOP-8(FD)fB1嘉泰姆

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