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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:7
CXSD6141 CXSD6141B high-efficiency,and high frequency DC-to-DC step-down switching regulator, capab
 

目录tWY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) tWY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tWY嘉泰姆

 tWY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-DCtWY嘉泰姆

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

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

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

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

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

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

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

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

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

applications.tWY嘉泰姆

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

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

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

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

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

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

  CXSD6141 is available SOT23-6 Packages.tWY嘉泰姆

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

·Standoff Input Voltage: 42VtWY嘉泰姆

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

·High Efficiency PFM mode at light loadtWY嘉泰姆

·Capable of Delivering 0.7AtWY嘉泰姆

·No External Compensation NeededtWY嘉泰姆

·Current Mode controltWY嘉泰姆

·Logic Control ShutdowntWY嘉泰姆

·Thermal shutdown and UVLOtWY嘉泰姆

·Available in SOT23-6 PackagetWY嘉泰姆

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

Industrial ApplicationstWY嘉泰姆

Automotive ApplicationstWY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tWY嘉泰姆

 QQ截图20160419174301.jpgtWY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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ParametertWY嘉泰姆

ValuetWY嘉泰姆

Input Voltage RangetWY嘉泰姆

-0.3V-42VtWY嘉泰姆

Max Operating Junction   Temperature(Tj)tWY嘉泰姆

150°CtWY嘉泰姆

SW, EN VoltagetWY嘉泰姆

–0.3V to VIN+0.3VtWY嘉泰姆

BST VoltagetWY嘉泰姆

–0.3V to SW+6VtWY嘉泰姆

FB VoltagetWY嘉泰姆

–0.3V to 6VtWY嘉泰姆

SW to ground currentWY嘉泰姆

Internally limitedtWY嘉泰姆

Operating   Temperature(To)tWY嘉泰姆

-40°C –85°CtWY嘉泰姆

Package Thermal   Resistance (èjc)tWY嘉泰姆

SOT23-6tWY嘉泰姆

110°C / WtWY嘉泰姆

Storage Temperature(Ts)tWY嘉泰姆

-55°C - 150°CtWY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)tWY嘉泰姆

Part No.tWY嘉泰姆

Power switchingtWY嘉泰姆

MODEtWY嘉泰姆

VINtWY嘉泰姆

VOUTtWY嘉泰姆

IQtWY嘉泰姆

FOSCtWY嘉泰姆

Eff.tWY嘉泰姆

CXSD6123tWY嘉泰姆

Built-in MOSFETSynchronoustWY嘉泰姆

PWM/PFMtWY嘉泰姆

Max 7VtWY嘉泰姆

ADJtWY嘉泰姆

35μAtWY嘉泰姆

1.5MHztWY嘉泰姆

96%tWY嘉泰姆

CXSD6124tWY嘉泰姆

Built-in MOSFETSynchronoustWY嘉泰姆

PWM/PFMtWY嘉泰姆

2.6~6VtWY嘉泰姆