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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:36
CXSD6141 CXSD6141B high-efficiency,and high frequency DC-to-DC step-down switching regulator, capab
 

目录mwl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) mwl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mwl嘉泰姆

 mwl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-DCmwl嘉泰姆

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

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

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

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

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

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

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

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

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

applications.mwl嘉泰姆

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

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

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

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

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

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

  CXSD6141 is available SOT23-6 Packages.mwl嘉泰姆

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

·Standoff Input Voltage: 42Vmwl嘉泰姆

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

·High Efficiency PFM mode at light loadmwl嘉泰姆

·Capable of Delivering 0.7Amwl嘉泰姆

·No External Compensation Neededmwl嘉泰姆

·Current Mode controlmwl嘉泰姆

·Logic Control Shutdownmwl嘉泰姆

·Thermal shutdown and UVLOmwl嘉泰姆

·Available in SOT23-6 Packagemwl嘉泰姆

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

Industrial Applicationsmwl嘉泰姆

Automotive Applicationsmwl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mwl嘉泰姆

 QQ截图20160419174301.jpgmwl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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Parametermwl嘉泰姆

Valuemwl嘉泰姆

Input Voltage Rangemwl嘉泰姆

-0.3V-42Vmwl嘉泰姆

Max Operating Junction   Temperature(Tj)mwl嘉泰姆

150°Cmwl嘉泰姆

SW, EN Voltagemwl嘉泰姆

–0.3V to VIN+0.3Vmwl嘉泰姆

BST Voltagemwl嘉泰姆

–0.3V to SW+6Vmwl嘉泰姆

FB Voltagemwl嘉泰姆

–0.3V to 6Vmwl嘉泰姆

SW to ground currenmwl嘉泰姆

Internally limitedmwl嘉泰姆

Operating   Temperature(To)mwl嘉泰姆

-40°C –85°Cmwl嘉泰姆

Package Thermal   Resistance (èjc)mwl嘉泰姆

SOT23-6mwl嘉泰姆

110°C / Wmwl嘉泰姆

Storage Temperature(Ts)mwl嘉泰姆

-55°C - 150°Cmwl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)mwl嘉泰姆

Part No.mwl嘉泰姆

Power switchingmwl嘉泰姆

MODEmwl嘉泰姆

VINmwl嘉泰姆

VOUTmwl嘉泰姆

IQmwl嘉泰姆

FOSCmwl嘉泰姆

Eff.mwl嘉泰姆

CXSD6123mwl嘉泰姆

Built-in MOSFETSynchronousmwl嘉泰姆

PWM/PFMmwl嘉泰姆

Max 7Vmwl嘉泰姆

ADJmwl嘉泰姆

35μAmwl嘉泰姆

1.5MHzmwl嘉泰姆

96%mwl嘉泰姆

CXSD6124mwl嘉泰姆

Built-in MOSFETSynchronousmwl嘉泰姆

PWM/PFMmwl嘉泰姆

2.6~6Vmwl嘉泰姆