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CXSD6141 CXSD6141B high-efficiency,and high frequency DC-to-DC step-down switching regulator, capab
发表时间:2020-04-15浏览次数:162
CXSD6141 CXSD6141B high-efficiency,and high frequency DC-to-DC step-down switching regulator, capab
 

目录Xqj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(产品PDF文档) Xqj嘉泰姆
5.
产品封装图   6.电路原理图  7.功能概述      8.
相关产品Xqj嘉泰姆

 Xqj嘉泰姆

一,产品概述(General Description)      
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   The CXSD6141  CXSD6141B  is a wide input range, high-efficiency,and high frequency DC-to-DCXqj嘉泰姆

step-down switching regulator, capable of delivering up to 0.7A of output current. Xqj嘉泰姆

With a fixed switching frequency of 660KHz, this current mode PWM controlled Xqj嘉泰姆

converter allows the use of small external components, such as ceramic input andXqj嘉泰姆

output caps, as well as small inductors.CXSD6141 also employs a proprietary control Xqj嘉泰姆

scheme that switches the device into a power save mode during light load, thereby Xqj嘉泰姆

extending the range of high efficiency operation. An OVP function protects the ICXqj嘉泰姆

itself and its downstream system against input voltage surges. With this OVPXqj嘉泰姆

function, the IC can stand off input voltage as high as 42V, making it an idealXqj嘉泰姆

solution for industrial applications such as smart meters as well as automotiveXqj嘉泰姆

applications.Xqj嘉泰姆

  In automotive systems, power comes from the battery, with its voltage typically Xqj嘉泰姆

between 9V and 24V. Including cold crank and double battery jump-starts, Xqj嘉泰姆

the minimum input voltage may be as low as 4V and the maximum up to 36V, with Xqj嘉泰姆

even higher transient voltages. With these high input voltages, linear regulators cannot Xqj嘉泰姆

be used for high supply currents without overheating the regulator. Instead, high efficiency Xqj嘉泰姆

switching regulators such as CXSD6141 must be used to minimize thermal dissipation.Xqj嘉泰姆

  CXSD6141 is available SOT23-6 Packages.Xqj嘉泰姆

二.产品特点(Features)
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·Wide Input Operating Range from 4V to 38VXqj嘉泰姆

·Standoff Input Voltage: 42VXqj嘉泰姆

·High Efficiency at 12V In 5V Out: Up to 92%:Xqj嘉泰姆

·High Efficiency PFM mode at light loadXqj嘉泰姆

·Capable of Delivering 0.7AXqj嘉泰姆

·No External Compensation NeededXqj嘉泰姆

·Current Mode controlXqj嘉泰姆

·Logic Control ShutdownXqj嘉泰姆

·Thermal shutdown and UVLOXqj嘉泰姆

·Available in SOT23-6 PackageXqj嘉泰姆

三,应用范围 (Applications)
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Smart MetersXqj嘉泰姆

Industrial ApplicationsXqj嘉泰姆

Automotive ApplicationsXqj嘉泰姆

四.技术规格书下载(产品PDF)
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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Xqj嘉泰姆

 QQ截图20160419174301.jpgXqj嘉泰姆

五,产品封装图 (Package)
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QQ截图20160416194736.jpg
六.电路原理图
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QQ截图20160416194747.jpg
七,功能概述
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ParameterXqj嘉泰姆

ValueXqj嘉泰姆

Input Voltage RangeXqj嘉泰姆

-0.3V-42VXqj嘉泰姆

Max Operating Junction   Temperature(Tj)Xqj嘉泰姆

150°CXqj嘉泰姆

SW, EN VoltageXqj嘉泰姆

–0.3V to VIN+0.3VXqj嘉泰姆

BST VoltageXqj嘉泰姆

–0.3V to SW+6VXqj嘉泰姆

FB VoltageXqj嘉泰姆

–0.3V to 6VXqj嘉泰姆

SW to ground currenXqj嘉泰姆

Internally limitedXqj嘉泰姆

Operating   Temperature(To)Xqj嘉泰姆

-40°C –85°CXqj嘉泰姆

Package Thermal   Resistance (èjc)Xqj嘉泰姆

SOT23-6Xqj嘉泰姆

110°C / WXqj嘉泰姆

Storage Temperature(Ts)Xqj嘉泰姆

-55°C - 150°CXqj嘉泰姆

八,相关芯片选择指南
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降压型DC/DC转换器(DC/DC Step-down Converter)Xqj嘉泰姆

Part No.Xqj嘉泰姆

Power switchingXqj嘉泰姆

MODEXqj嘉泰姆

VINXqj嘉泰姆

VOUTXqj嘉泰姆

IQXqj嘉泰姆

FOSCXqj嘉泰姆

Eff.Xqj嘉泰姆

CXSD6123Xqj嘉泰姆

Built-in MOSFETSynchronousXqj嘉泰姆

PWM/PFMXqj嘉泰姆

Max 7VXqj嘉泰姆

ADJXqj嘉泰姆

35μAXqj嘉泰姆

1.5MHzXqj嘉泰姆

96%Xqj嘉泰姆

CXSD6124Xqj嘉泰姆

Built-in MOSFETSynchronousXqj嘉泰姆

PWM/PFMXqj嘉泰姆

2.6~6VXqj嘉泰姆

 

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