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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:96
CXSD6141 CXSD6141B high-efficiency,and high frequency DC-to-DC step-down switching regulator, capab
 

目录fYE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) fYE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fYE嘉泰姆

 fYE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-DCfYE嘉泰姆

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

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

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

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

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

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

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

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

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

applications.fYE嘉泰姆

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

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

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

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

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

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

  CXSD6141 is available SOT23-6 Packages.fYE嘉泰姆

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

·Standoff Input Voltage: 42VfYE嘉泰姆

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

·High Efficiency PFM mode at light loadfYE嘉泰姆

·Capable of Delivering 0.7AfYE嘉泰姆

·No External Compensation NeededfYE嘉泰姆

·Current Mode controlfYE嘉泰姆

·Logic Control ShutdownfYE嘉泰姆

·Thermal shutdown and UVLOfYE嘉泰姆

·Available in SOT23-6 PackagefYE嘉泰姆

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

Industrial ApplicationsfYE嘉泰姆

Automotive ApplicationsfYE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fYE嘉泰姆

 QQ截图20160419174301.jpgfYE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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ParameterfYE嘉泰姆

ValuefYE嘉泰姆

Input Voltage RangefYE嘉泰姆

-0.3V-42VfYE嘉泰姆

Max Operating Junction   Temperature(Tj)fYE嘉泰姆

150°CfYE嘉泰姆

SW, EN VoltagefYE嘉泰姆

–0.3V to VIN+0.3VfYE嘉泰姆

BST VoltagefYE嘉泰姆

–0.3V to SW+6VfYE嘉泰姆

FB VoltagefYE嘉泰姆

–0.3V to 6VfYE嘉泰姆

SW to ground currenfYE嘉泰姆

Internally limitedfYE嘉泰姆

Operating   Temperature(To)fYE嘉泰姆

-40°C –85°CfYE嘉泰姆

Package Thermal   Resistance (èjc)fYE嘉泰姆

SOT23-6fYE嘉泰姆

110°C / WfYE嘉泰姆

Storage Temperature(Ts)fYE嘉泰姆

-55°C - 150°CfYE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)fYE嘉泰姆

Part No.fYE嘉泰姆

Power switchingfYE嘉泰姆

MODEfYE嘉泰姆

VINfYE嘉泰姆

VOUTfYE嘉泰姆

IQfYE嘉泰姆

FOSCfYE嘉泰姆

Eff.fYE嘉泰姆

CXSD6123fYE嘉泰姆

Built-in MOSFETSynchronousfYE嘉泰姆

PWM/PFMfYE嘉泰姆

Max 7VfYE嘉泰姆

ADJfYE嘉泰姆

35μAfYE嘉泰姆

1.5MHzfYE嘉泰姆

96%fYE嘉泰姆

CXSD6124fYE嘉泰姆

Built-in MOSFETSynchronousfYE嘉泰姆

PWM/PFMfYE嘉泰姆

2.6~6VfYE嘉泰姆

 

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