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:84

目录IW9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) IW9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IW9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-DCIW9嘉泰姆

step-down switching regulator, capable of delivering up to 0.7A of output current. IW9嘉泰姆

With a fixed switching frequency of 660KHz, this current mode PWM controlled IW9嘉泰姆

converter allows the use of small external components, such as ceramic input andIW9嘉泰姆

output caps, as well as small inductors.CXSD6141 also employs a proprietary control IW9嘉泰姆

scheme that switches the device into a power save mode during light load, thereby IW9嘉泰姆

extending the range of high efficiency operation. An OVP function protects the ICIW9嘉泰姆

itself and its downstream system against input voltage surges. With this OVPIW9嘉泰姆

function, the IC can stand off input voltage as high as 42V, making it an idealIW9嘉泰姆

solution for industrial applications such as smart meters as well as automotiveIW9嘉泰姆

applications.IW9嘉泰姆

  In automotive systems, power comes from the battery, with its voltage typically IW9嘉泰姆

between 9V and 24V. Including cold crank and double battery jump-starts, IW9嘉泰姆

the minimum input voltage may be as low as 4V and the maximum up to 36V, with IW9嘉泰姆

even higher transient voltages. With these high input voltages, linear regulators cannot IW9嘉泰姆

be used for high supply currents without overheating the regulator. Instead, high efficiency IW9嘉泰姆

switching regulators such as CXSD6141 must be used to minimize thermal dissipation.IW9嘉泰姆

  CXSD6141 is available SOT23-6 Packages.IW9嘉泰姆

二.产品特点(Features)
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·Wide Input Operating Range from 4V to 38VIW9嘉泰姆

·Standoff Input Voltage: 42VIW9嘉泰姆

·High Efficiency at 12V In 5V Out: Up to 92%:IW9嘉泰姆

·High Efficiency PFM mode at light loadIW9嘉泰姆

·Capable of Delivering 0.7AIW9嘉泰姆

·No External Compensation NeededIW9嘉泰姆

·Current Mode controlIW9嘉泰姆

·Logic Control ShutdownIW9嘉泰姆

·Thermal shutdown and UVLOIW9嘉泰姆

·Available in SOT23-6 PackageIW9嘉泰姆

三,应用范围 (Applications)
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Smart MetersIW9嘉泰姆

Industrial ApplicationsIW9嘉泰姆

Automotive ApplicationsIW9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IW9嘉泰姆

 QQ截图20160419174301.jpgIW9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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ParameterIW9嘉泰姆

ValueIW9嘉泰姆

Input Voltage RangeIW9嘉泰姆

-0.3V-42VIW9嘉泰姆

Max Operating Junction   Temperature(Tj)IW9嘉泰姆

150°CIW9嘉泰姆

SW, EN VoltageIW9嘉泰姆

–0.3V to VIN+0.3VIW9嘉泰姆

BST VoltageIW9嘉泰姆

–0.3V to SW+6VIW9嘉泰姆

FB VoltageIW9嘉泰姆

–0.3V to 6VIW9嘉泰姆

SW to ground currenIW9嘉泰姆

Internally limitedIW9嘉泰姆

Operating   Temperature(To)IW9嘉泰姆

-40°C –85°CIW9嘉泰姆

Package Thermal   Resistance (èjc)IW9嘉泰姆

SOT23-6IW9嘉泰姆

110°C / WIW9嘉泰姆

Storage Temperature(Ts)IW9嘉泰姆

-55°C - 150°CIW9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)IW9嘉泰姆

Part No.IW9嘉泰姆

Power switchingIW9嘉泰姆

MODEIW9嘉泰姆

VINIW9嘉泰姆

VOUTIW9嘉泰姆

IQIW9嘉泰姆

FOSCIW9嘉泰姆

Eff.IW9嘉泰姆

CXSD6123IW9嘉泰姆

Built-in MOSFETSynchronousIW9嘉泰姆

PWM/PFMIW9嘉泰姆

Max 7VIW9嘉泰姆

ADJIW9嘉泰姆

35μAIW9嘉泰姆

1.5MHzIW9嘉泰姆

96%IW9嘉泰姆

CXSD6124IW9嘉泰姆

Built-in MOSFETSynchronousIW9嘉泰姆

PWM/PFMIW9嘉泰姆

2.6~6VIW9嘉泰姆