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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:138
CXSD6141 CXSD6141B high-efficiency,and high frequency DC-to-DC step-down switching regulator, capab
 

目录wvl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) wvl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wvl嘉泰姆

 wvl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-DCwvl嘉泰姆

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

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

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

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

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

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

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

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

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

applications.wvl嘉泰姆

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

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

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

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

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

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

  CXSD6141 is available SOT23-6 Packages.wvl嘉泰姆

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

·Standoff Input Voltage: 42Vwvl嘉泰姆

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

·High Efficiency PFM mode at light loadwvl嘉泰姆

·Capable of Delivering 0.7Awvl嘉泰姆

·No External Compensation Neededwvl嘉泰姆

·Current Mode controlwvl嘉泰姆

·Logic Control Shutdownwvl嘉泰姆

·Thermal shutdown and UVLOwvl嘉泰姆

·Available in SOT23-6 Packagewvl嘉泰姆

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

Industrial Applicationswvl嘉泰姆

Automotive Applicationswvl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wvl嘉泰姆

 QQ截图20160419174301.jpgwvl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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Parameterwvl嘉泰姆

Valuewvl嘉泰姆

Input Voltage Rangewvl嘉泰姆

-0.3V-42Vwvl嘉泰姆

Max Operating Junction   Temperature(Tj)wvl嘉泰姆

150°Cwvl嘉泰姆

SW, EN Voltagewvl嘉泰姆

–0.3V to VIN+0.3Vwvl嘉泰姆

BST Voltagewvl嘉泰姆

–0.3V to SW+6Vwvl嘉泰姆

FB Voltagewvl嘉泰姆

–0.3V to 6Vwvl嘉泰姆

SW to ground currenwvl嘉泰姆

Internally limitedwvl嘉泰姆

Operating   Temperature(To)wvl嘉泰姆

-40°C –85°Cwvl嘉泰姆

Package Thermal   Resistance (èjc)wvl嘉泰姆

SOT23-6wvl嘉泰姆

110°C / Wwvl嘉泰姆

Storage Temperature(Ts)wvl嘉泰姆

-55°C - 150°Cwvl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)wvl嘉泰姆

Part No.wvl嘉泰姆

Power switchingwvl嘉泰姆

MODEwvl嘉泰姆

VINwvl嘉泰姆

VOUTwvl嘉泰姆

IQwvl嘉泰姆

FOSCwvl嘉泰姆

Eff.wvl嘉泰姆

CXSD6123wvl嘉泰姆

Built-in MOSFETSynchronouswvl嘉泰姆

PWM/PFMwvl嘉泰姆

Max 7Vwvl嘉泰姆

ADJwvl嘉泰姆

35μAwvl嘉泰姆

1.5MHzwvl嘉泰姆

96%wvl嘉泰姆

CXSD6124wvl嘉泰姆

Built-in MOSFETSynchronouswvl嘉泰姆

PWM/PFMwvl嘉泰姆

2.6~6Vwvl嘉泰姆

 

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