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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bOL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) bOL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bOL嘉泰姆

 bOL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-DCbOL嘉泰姆

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

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

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

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

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

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

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

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

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

applications.bOL嘉泰姆

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

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

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

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

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

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

  CXSD6141 is available SOT23-6 Packages.bOL嘉泰姆

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

·Standoff Input Voltage: 42VbOL嘉泰姆

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

·High Efficiency PFM mode at light loadbOL嘉泰姆

·Capable of Delivering 0.7AbOL嘉泰姆

·No External Compensation NeededbOL嘉泰姆

·Current Mode controlbOL嘉泰姆

·Logic Control ShutdownbOL嘉泰姆

·Thermal shutdown and UVLObOL嘉泰姆

·Available in SOT23-6 PackagebOL嘉泰姆

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

Industrial ApplicationsbOL嘉泰姆

Automotive ApplicationsbOL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bOL嘉泰姆

 QQ截图20160419174301.jpgbOL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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ParameterbOL嘉泰姆

ValuebOL嘉泰姆

Input Voltage RangebOL嘉泰姆

-0.3V-42VbOL嘉泰姆

Max Operating Junction   Temperature(Tj)bOL嘉泰姆

150°CbOL嘉泰姆

SW, EN VoltagebOL嘉泰姆

–0.3V to VIN+0.3VbOL嘉泰姆

BST VoltagebOL嘉泰姆

–0.3V to SW+6VbOL嘉泰姆

FB VoltagebOL嘉泰姆

–0.3V to 6VbOL嘉泰姆

SW to ground currenbOL嘉泰姆

Internally limitedbOL嘉泰姆

Operating   Temperature(To)bOL嘉泰姆

-40°C –85°CbOL嘉泰姆

Package Thermal   Resistance (èjc)bOL嘉泰姆

SOT23-6bOL嘉泰姆

110°C / WbOL嘉泰姆

Storage Temperature(Ts)bOL嘉泰姆

-55°C - 150°CbOL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)bOL嘉泰姆

Part No.bOL嘉泰姆

Power switchingbOL嘉泰姆

MODEbOL嘉泰姆

VINbOL嘉泰姆

VOUTbOL嘉泰姆

IQbOL嘉泰姆

FOSCbOL嘉泰姆

Eff.bOL嘉泰姆

CXSD6123bOL嘉泰姆

Built-in MOSFETSynchronousbOL嘉泰姆

PWM/PFMbOL嘉泰姆

Max 7VbOL嘉泰姆

ADJbOL嘉泰姆

35μAbOL嘉泰姆

1.5MHzbOL嘉泰姆

96%bOL嘉泰姆

CXSD6124bOL嘉泰姆

Built-in MOSFETSynchronousbOL嘉泰姆

PWM/PFMbOL嘉泰姆

2.6~6VbOL嘉泰姆