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:6

目录YZm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) YZm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YZm嘉泰姆

 YZm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-DCYZm嘉泰姆

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

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

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

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

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

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

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

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

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

applications.YZm嘉泰姆

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

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

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

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

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

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

  CXSD6141 is available SOT23-6 Packages.YZm嘉泰姆

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

·Standoff Input Voltage: 42VYZm嘉泰姆

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

·High Efficiency PFM mode at light loadYZm嘉泰姆

·Capable of Delivering 0.7AYZm嘉泰姆

·No External Compensation NeededYZm嘉泰姆

·Current Mode controlYZm嘉泰姆

·Logic Control ShutdownYZm嘉泰姆

·Thermal shutdown and UVLOYZm嘉泰姆

·Available in SOT23-6 PackageYZm嘉泰姆

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

Industrial ApplicationsYZm嘉泰姆

Automotive ApplicationsYZm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YZm嘉泰姆

 QQ截图20160419174301.jpgYZm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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ParameterYZm嘉泰姆

ValueYZm嘉泰姆

Input Voltage RangeYZm嘉泰姆

-0.3V-42VYZm嘉泰姆

Max Operating Junction   Temperature(Tj)YZm嘉泰姆

150°CYZm嘉泰姆

SW, EN VoltageYZm嘉泰姆

–0.3V to VIN+0.3VYZm嘉泰姆

BST VoltageYZm嘉泰姆

–0.3V to SW+6VYZm嘉泰姆

FB VoltageYZm嘉泰姆

–0.3V to 6VYZm嘉泰姆

SW to ground currenYZm嘉泰姆

Internally limitedYZm嘉泰姆

Operating   Temperature(To)YZm嘉泰姆

-40°C –85°CYZm嘉泰姆

Package Thermal   Resistance (èjc)YZm嘉泰姆

SOT23-6YZm嘉泰姆

110°C / WYZm嘉泰姆

Storage Temperature(Ts)YZm嘉泰姆

-55°C - 150°CYZm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)YZm嘉泰姆

Part No.YZm嘉泰姆

Power switchingYZm嘉泰姆

MODEYZm嘉泰姆

VINYZm嘉泰姆

VOUTYZm嘉泰姆

IQYZm嘉泰姆

FOSCYZm嘉泰姆

Eff.YZm嘉泰姆

CXSD6123YZm嘉泰姆

Built-in MOSFETSynchronousYZm嘉泰姆

PWM/PFMYZm嘉泰姆

Max 7VYZm嘉泰姆

ADJYZm嘉泰姆

35μAYZm嘉泰姆

1.5MHzYZm嘉泰姆

96%YZm嘉泰姆

CXSD6124YZm嘉泰姆

Built-in MOSFETSynchronousYZm嘉泰姆

PWM/PFMYZm嘉泰姆

2.6~6VYZm嘉泰姆