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:303 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YHE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) YHE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YHE嘉泰姆

 YHE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-DCYHE嘉泰姆

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

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

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

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

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

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

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

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

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

applications.YHE嘉泰姆

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

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

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

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

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

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

  CXSD6141 is available SOT23-6 Packages.YHE嘉泰姆

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

·Standoff Input Voltage: 42VYHE嘉泰姆

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

·High Efficiency PFM mode at light loadYHE嘉泰姆

·Capable of Delivering 0.7AYHE嘉泰姆

·No External Compensation NeededYHE嘉泰姆

·Current Mode controlYHE嘉泰姆

·Logic Control ShutdownYHE嘉泰姆

·Thermal shutdown and UVLOYHE嘉泰姆

·Available in SOT23-6 PackageYHE嘉泰姆

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

Industrial ApplicationsYHE嘉泰姆

Automotive ApplicationsYHE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YHE嘉泰姆

 QQ截图20160419174301.jpgYHE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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ParameterYHE嘉泰姆

ValueYHE嘉泰姆

Input Voltage RangeYHE嘉泰姆

-0.3V-42VYHE嘉泰姆

Max Operating Junction   Temperature(Tj)YHE嘉泰姆

150°CYHE嘉泰姆

SW, EN VoltageYHE嘉泰姆

–0.3V to VIN+0.3VYHE嘉泰姆

BST VoltageYHE嘉泰姆

–0.3V to SW+6VYHE嘉泰姆

FB VoltageYHE嘉泰姆

–0.3V to 6VYHE嘉泰姆

SW to ground currenYHE嘉泰姆

Internally limitedYHE嘉泰姆

Operating   Temperature(To)YHE嘉泰姆

-40°C –85°CYHE嘉泰姆

Package Thermal   Resistance (èjc)YHE嘉泰姆

SOT23-6YHE嘉泰姆

110°C / WYHE嘉泰姆

Storage Temperature(Ts)YHE嘉泰姆

-55°C - 150°CYHE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)YHE嘉泰姆

Part No.YHE嘉泰姆

Power switchingYHE嘉泰姆

MODEYHE嘉泰姆

VINYHE嘉泰姆

VOUTYHE嘉泰姆

IQYHE嘉泰姆

FOSCYHE嘉泰姆

Eff.YHE嘉泰姆

CXSD6123YHE嘉泰姆

Built-in MOSFETSynchronousYHE嘉泰姆

PWM/PFMYHE嘉泰姆

Max 7VYHE嘉泰姆

ADJYHE嘉泰姆

35μAYHE嘉泰姆

1.5MHzYHE嘉泰姆

96%YHE嘉泰姆

CXSD6124YHE嘉泰姆

Built-in MOSFETSynchronousYHE嘉泰姆

PWM/PFMYHE嘉泰姆

2.6~6VYHE嘉泰姆

 

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