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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:129
CXSD6141 CXSD6141B high-efficiency,and high frequency DC-to-DC step-down switching regulator, capab
 

目录dCR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) dCR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dCR嘉泰姆

 dCR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-DCdCR嘉泰姆

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

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

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

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

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

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

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

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

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

applications.dCR嘉泰姆

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

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

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

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

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

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

  CXSD6141 is available SOT23-6 Packages.dCR嘉泰姆

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

·Standoff Input Voltage: 42VdCR嘉泰姆

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

·High Efficiency PFM mode at light loaddCR嘉泰姆

·Capable of Delivering 0.7AdCR嘉泰姆

·No External Compensation NeededdCR嘉泰姆

·Current Mode controldCR嘉泰姆

·Logic Control ShutdowndCR嘉泰姆

·Thermal shutdown and UVLOdCR嘉泰姆

·Available in SOT23-6 PackagedCR嘉泰姆

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

Industrial ApplicationsdCR嘉泰姆

Automotive ApplicationsdCR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dCR嘉泰姆

 QQ截图20160419174301.jpgdCR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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ParameterdCR嘉泰姆

ValuedCR嘉泰姆

Input Voltage RangedCR嘉泰姆

-0.3V-42VdCR嘉泰姆

Max Operating Junction   Temperature(Tj)dCR嘉泰姆

150°CdCR嘉泰姆

SW, EN VoltagedCR嘉泰姆

–0.3V to VIN+0.3VdCR嘉泰姆

BST VoltagedCR嘉泰姆

–0.3V to SW+6VdCR嘉泰姆

FB VoltagedCR嘉泰姆

–0.3V to 6VdCR嘉泰姆

SW to ground currendCR嘉泰姆

Internally limiteddCR嘉泰姆

Operating   Temperature(To)dCR嘉泰姆

-40°C –85°CdCR嘉泰姆

Package Thermal   Resistance (èjc)dCR嘉泰姆

SOT23-6dCR嘉泰姆

110°C / WdCR嘉泰姆

Storage Temperature(Ts)dCR嘉泰姆

-55°C - 150°CdCR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)dCR嘉泰姆

Part No.dCR嘉泰姆

Power switchingdCR嘉泰姆

MODEdCR嘉泰姆

VINdCR嘉泰姆

VOUTdCR嘉泰姆

IQdCR嘉泰姆

FOSCdCR嘉泰姆

Eff.dCR嘉泰姆

CXSD6123dCR嘉泰姆

Built-in MOSFETSynchronousdCR嘉泰姆

PWM/PFMdCR嘉泰姆

Max 7VdCR嘉泰姆

ADJdCR嘉泰姆

35μAdCR嘉泰姆

1.5MHzdCR嘉泰姆

96%dCR嘉泰姆

CXSD6124dCR嘉泰姆

Built-in MOSFETSynchronousdCR嘉泰姆

PWM/PFMdCR嘉泰姆

2.6~6VdCR嘉泰姆

 

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