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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:144
CXSD6141 CXSD6141B high-efficiency,and high frequency DC-to-DC step-down switching regulator, capab
 

目录k82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) k82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k82嘉泰姆

 k82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-DCk82嘉泰姆

step-down switching regulator, capable of delivering up to 0.7A of output current. k82嘉泰姆

With a fixed switching frequency of 660KHz, this current mode PWM controlled k82嘉泰姆

converter allows the use of small external components, such as ceramic input andk82嘉泰姆

output caps, as well as small inductors.CXSD6141 also employs a proprietary control k82嘉泰姆

scheme that switches the device into a power save mode during light load, thereby k82嘉泰姆

extending the range of high efficiency operation. An OVP function protects the ICk82嘉泰姆

itself and its downstream system against input voltage surges. With this OVPk82嘉泰姆

function, the IC can stand off input voltage as high as 42V, making it an idealk82嘉泰姆

solution for industrial applications such as smart meters as well as automotivek82嘉泰姆

applications.k82嘉泰姆

  In automotive systems, power comes from the battery, with its voltage typically k82嘉泰姆

between 9V and 24V. Including cold crank and double battery jump-starts, k82嘉泰姆

the minimum input voltage may be as low as 4V and the maximum up to 36V, with k82嘉泰姆

even higher transient voltages. With these high input voltages, linear regulators cannot k82嘉泰姆

be used for high supply currents without overheating the regulator. Instead, high efficiency k82嘉泰姆

switching regulators such as CXSD6141 must be used to minimize thermal dissipation.k82嘉泰姆

  CXSD6141 is available SOT23-6 Packages.k82嘉泰姆

二.产品特点(Features)
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·Wide Input Operating Range from 4V to 38Vk82嘉泰姆

·Standoff Input Voltage: 42Vk82嘉泰姆

·High Efficiency at 12V In 5V Out: Up to 92%:k82嘉泰姆

·High Efficiency PFM mode at light loadk82嘉泰姆

·Capable of Delivering 0.7Ak82嘉泰姆

·No External Compensation Neededk82嘉泰姆

·Current Mode controlk82嘉泰姆

·Logic Control Shutdownk82嘉泰姆

·Thermal shutdown and UVLOk82嘉泰姆

·Available in SOT23-6 Packagek82嘉泰姆

三,应用范围 (Applications)
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Smart Metersk82嘉泰姆

Industrial Applicationsk82嘉泰姆

Automotive Applicationsk82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k82嘉泰姆

 QQ截图20160419174301.jpgk82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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Parameterk82嘉泰姆

Valuek82嘉泰姆

Input Voltage Rangek82嘉泰姆

-0.3V-42Vk82嘉泰姆

Max Operating Junction   Temperature(Tj)k82嘉泰姆

150°Ck82嘉泰姆

SW, EN Voltagek82嘉泰姆

–0.3V to VIN+0.3Vk82嘉泰姆

BST Voltagek82嘉泰姆

–0.3V to SW+6Vk82嘉泰姆

FB Voltagek82嘉泰姆

–0.3V to 6Vk82嘉泰姆

SW to ground currenk82嘉泰姆

Internally limitedk82嘉泰姆

Operating   Temperature(To)k82嘉泰姆

-40°C –85°Ck82嘉泰姆

Package Thermal   Resistance (èjc)k82嘉泰姆

SOT23-6k82嘉泰姆

110°C / Wk82嘉泰姆

Storage Temperature(Ts)k82嘉泰姆

-55°C - 150°Ck82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)k82嘉泰姆

Part No.k82嘉泰姆

Power switchingk82嘉泰姆

MODEk82嘉泰姆

VINk82嘉泰姆

VOUTk82嘉泰姆

IQk82嘉泰姆

FOSCk82嘉泰姆

Eff.k82嘉泰姆

CXSD6123k82嘉泰姆

Built-in MOSFETSynchronousk82嘉泰姆

PWM/PFMk82嘉泰姆

Max 7Vk82嘉泰姆

ADJk82嘉泰姆

35μAk82嘉泰姆

1.5MHzk82嘉泰姆

96%k82嘉泰姆

CXSD6124k82嘉泰姆

Built-in MOSFETSynchronousk82嘉泰姆

PWM/PFMk82嘉泰姆

2.6~6Vk82嘉泰姆

 

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