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

发布时间:2020-04-15 09:31:20 浏览次数:345 作者:oumao18 来源:嘉泰姆
摘要:CXSD6141 CXSD6141B high-efficiency,and high frequency DC-to-DC step-down switching regulator, capable of delivering up to 0.7A of output current. With a fixed switching frequency of
CXSD6141  CXSD6141B high-efficiency,and high frequency DC-to-DC step-down switching regulator, capab

目录Aac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) Aac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Aac嘉泰姆

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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-DCAac嘉泰姆

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

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

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

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

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

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

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

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

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

applications.Aac嘉泰姆

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

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

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

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

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

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

  CXSD6141 is available SOT23-6 Packages.Aac嘉泰姆

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

·Standoff Input Voltage: 42VAac嘉泰姆

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

·High Efficiency PFM mode at light loadAac嘉泰姆

·Capable of Delivering 0.7AAac嘉泰姆

·No External Compensation NeededAac嘉泰姆

·Current Mode controlAac嘉泰姆

·Logic Control ShutdownAac嘉泰姆

·Thermal shutdown and UVLOAac嘉泰姆

·Available in SOT23-6 PackageAac嘉泰姆

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

Industrial ApplicationsAac嘉泰姆

Automotive ApplicationsAac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Aac嘉泰姆

 QQ截图20160419174301.jpgAac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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ParameterAac嘉泰姆

ValueAac嘉泰姆

Input Voltage RangeAac嘉泰姆

-0.3V-42VAac嘉泰姆

Max Operating Junction   Temperature(Tj)Aac嘉泰姆

150°CAac嘉泰姆

SW, EN VoltageAac嘉泰姆

–0.3V to VIN+0.3VAac嘉泰姆

BST VoltageAac嘉泰姆

–0.3V to SW+6VAac嘉泰姆

FB VoltageAac嘉泰姆

–0.3V to 6VAac嘉泰姆

SW to ground currenAac嘉泰姆

Internally limitedAac嘉泰姆

Operating   Temperature(To)Aac嘉泰姆

-40°C –85°CAac嘉泰姆

Package Thermal   Resistance (èjc)Aac嘉泰姆

SOT23-6Aac嘉泰姆

110°C / WAac嘉泰姆

Storage Temperature(Ts)Aac嘉泰姆

-55°C - 150°CAac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)Aac嘉泰姆

Part No.Aac嘉泰姆

Power switchingAac嘉泰姆

MODEAac嘉泰姆

VINAac嘉泰姆

VOUTAac嘉泰姆

IQAac嘉泰姆

FOSCAac嘉泰姆

Eff.Aac嘉泰姆

CXSD6123Aac嘉泰姆

Built-in MOSFETSynchronousAac嘉泰姆

PWM/PFMAac嘉泰姆

Max 7VAac嘉泰姆

ADJAac嘉泰姆

35μAAac嘉泰姆

1.5MHzAac嘉泰姆

96%Aac嘉泰姆

CXSD6124Aac嘉泰姆

Built-in MOSFETSynchronousAac嘉泰姆

PWM/PFMAac嘉泰姆

2.6~6VAac嘉泰姆

 

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