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CXSD6141 CXSD6141B high-efficiency,and high frequency DC-to-DC step-down switching regulator, capab
Time of publication:2020-04-15Number of views:7
CXSD6141 CXSD6141B high-efficiency,and high frequency DC-to-DC step-down switching regulator, capab
 

目录fCt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) fCt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fCt嘉泰姆

 fCt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-DCfCt嘉泰姆

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

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

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

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

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

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

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

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

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

applications.fCt嘉泰姆

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

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

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

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

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

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

  CXSD6141 is available SOT23-6 Packages.fCt嘉泰姆

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

·Standoff Input Voltage: 42VfCt嘉泰姆

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

·High Efficiency PFM mode at light loadfCt嘉泰姆

·Capable of Delivering 0.7AfCt嘉泰姆

·No External Compensation NeededfCt嘉泰姆

·Current Mode controlfCt嘉泰姆

·Logic Control ShutdownfCt嘉泰姆

·Thermal shutdown and UVLOfCt嘉泰姆

·Available in SOT23-6 PackagefCt嘉泰姆

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

Industrial ApplicationsfCt嘉泰姆

Automotive ApplicationsfCt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fCt嘉泰姆

 QQ截图20160419174301.jpgfCt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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ParameterfCt嘉泰姆

ValuefCt嘉泰姆

Input Voltage RangefCt嘉泰姆

-0.3V-42VfCt嘉泰姆

Max Operating Junction   Temperature(Tj)fCt嘉泰姆

150°CfCt嘉泰姆

SW, EN VoltagefCt嘉泰姆

–0.3V to VIN+0.3VfCt嘉泰姆

BST VoltagefCt嘉泰姆

–0.3V to SW+6VfCt嘉泰姆

FB VoltagefCt嘉泰姆

–0.3V to 6VfCt嘉泰姆

SW to ground currenfCt嘉泰姆

Internally limitedfCt嘉泰姆

Operating   Temperature(To)fCt嘉泰姆

-40°C –85°CfCt嘉泰姆

Package Thermal   Resistance (èjc)fCt嘉泰姆

SOT23-6fCt嘉泰姆

110°C / WfCt嘉泰姆

Storage Temperature(Ts)fCt嘉泰姆

-55°C - 150°CfCt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)fCt嘉泰姆

Part No.fCt嘉泰姆

Power switchingfCt嘉泰姆

MODEfCt嘉泰姆

VINfCt嘉泰姆

VOUTfCt嘉泰姆

IQfCt嘉泰姆

FOSCfCt嘉泰姆

Eff.fCt嘉泰姆

CXSD6123fCt嘉泰姆

Built-in MOSFETSynchronousfCt嘉泰姆

PWM/PFMfCt嘉泰姆

Max 7VfCt嘉泰姆

ADJfCt嘉泰姆

35μAfCt嘉泰姆

1.5MHzfCt嘉泰姆

96%fCt嘉泰姆

CXSD6124fCt嘉泰姆

Built-in MOSFETSynchronousfCt嘉泰姆

PWM/PFMfCt嘉泰姆

2.6~6VfCt嘉泰姆