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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:69
CXSD6141 CXSD6141B high-efficiency,and high frequency DC-to-DC step-down switching regulator, capab
 

目录otS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) otS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otS嘉泰姆

 otS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-DCotS嘉泰姆

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

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

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

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

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

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

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

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

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

applications.otS嘉泰姆

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

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

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

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

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

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

  CXSD6141 is available SOT23-6 Packages.otS嘉泰姆

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

·Standoff Input Voltage: 42VotS嘉泰姆

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

·High Efficiency PFM mode at light loadotS嘉泰姆

·Capable of Delivering 0.7AotS嘉泰姆

·No External Compensation NeededotS嘉泰姆

·Current Mode controlotS嘉泰姆

·Logic Control ShutdownotS嘉泰姆

·Thermal shutdown and UVLOotS嘉泰姆

·Available in SOT23-6 PackageotS嘉泰姆

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

Industrial ApplicationsotS嘉泰姆

Automotive ApplicationsotS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otS嘉泰姆

 QQ截图20160419174301.jpgotS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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ParameterotS嘉泰姆

ValueotS嘉泰姆

Input Voltage RangeotS嘉泰姆

-0.3V-42VotS嘉泰姆

Max Operating Junction   Temperature(Tj)otS嘉泰姆

150°CotS嘉泰姆

SW, EN VoltageotS嘉泰姆

–0.3V to VIN+0.3VotS嘉泰姆

BST VoltageotS嘉泰姆

–0.3V to SW+6VotS嘉泰姆

FB VoltageotS嘉泰姆

–0.3V to 6VotS嘉泰姆

SW to ground currenotS嘉泰姆

Internally limitedotS嘉泰姆

Operating   Temperature(To)otS嘉泰姆

-40°C –85°CotS嘉泰姆

Package Thermal   Resistance (èjc)otS嘉泰姆

SOT23-6otS嘉泰姆

110°C / WotS嘉泰姆

Storage Temperature(Ts)otS嘉泰姆

-55°C - 150°CotS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)otS嘉泰姆

Part No.otS嘉泰姆

Power switchingotS嘉泰姆

MODEotS嘉泰姆

VINotS嘉泰姆

VOUTotS嘉泰姆

IQotS嘉泰姆

FOSCotS嘉泰姆

Eff.otS嘉泰姆

CXSD6123otS嘉泰姆

Built-in MOSFETSynchronousotS嘉泰姆

PWM/PFMotS嘉泰姆

Max 7VotS嘉泰姆

ADJotS嘉泰姆

35μAotS嘉泰姆

1.5MHzotS嘉泰姆

96%otS嘉泰姆

CXSD6124otS嘉泰姆

Built-in MOSFETSynchronousotS嘉泰姆

PWM/PFMotS嘉泰姆

2.6~6VotS嘉泰姆