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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:47
CXSD6141 CXSD6141B high-efficiency,and high frequency DC-to-DC step-down switching regulator, capab
 

目录lkB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) lkB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lkB嘉泰姆

 lkB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-DClkB嘉泰姆

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

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

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

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

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

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

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

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

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

applications.lkB嘉泰姆

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

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

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

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

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

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

  CXSD6141 is available SOT23-6 Packages.lkB嘉泰姆

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

·Standoff Input Voltage: 42VlkB嘉泰姆

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

·High Efficiency PFM mode at light loadlkB嘉泰姆

·Capable of Delivering 0.7AlkB嘉泰姆

·No External Compensation NeededlkB嘉泰姆

·Current Mode controllkB嘉泰姆

·Logic Control ShutdownlkB嘉泰姆

·Thermal shutdown and UVLOlkB嘉泰姆

·Available in SOT23-6 PackagelkB嘉泰姆

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

Industrial ApplicationslkB嘉泰姆

Automotive ApplicationslkB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lkB嘉泰姆

 QQ截图20160419174301.jpglkB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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ParameterlkB嘉泰姆

ValuelkB嘉泰姆

Input Voltage RangelkB嘉泰姆

-0.3V-42VlkB嘉泰姆

Max Operating Junction   Temperature(Tj)lkB嘉泰姆

150°ClkB嘉泰姆

SW, EN VoltagelkB嘉泰姆

–0.3V to VIN+0.3VlkB嘉泰姆

BST VoltagelkB嘉泰姆

–0.3V to SW+6VlkB嘉泰姆

FB VoltagelkB嘉泰姆

–0.3V to 6VlkB嘉泰姆

SW to ground currenlkB嘉泰姆

Internally limitedlkB嘉泰姆

Operating   Temperature(To)lkB嘉泰姆

-40°C –85°ClkB嘉泰姆

Package Thermal   Resistance (èjc)lkB嘉泰姆

SOT23-6lkB嘉泰姆

110°C / WlkB嘉泰姆

Storage Temperature(Ts)lkB嘉泰姆

-55°C - 150°ClkB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)lkB嘉泰姆

Part No.lkB嘉泰姆

Power switchinglkB嘉泰姆

MODElkB嘉泰姆

VINlkB嘉泰姆

VOUTlkB嘉泰姆

IQlkB嘉泰姆

FOSClkB嘉泰姆

Eff.lkB嘉泰姆

CXSD6123lkB嘉泰姆

Built-in MOSFETSynchronouslkB嘉泰姆

PWM/PFMlkB嘉泰姆

Max 7VlkB嘉泰姆

ADJlkB嘉泰姆

35μAlkB嘉泰姆

1.5MHzlkB嘉泰姆

96%lkB嘉泰姆

CXSD6124lkB嘉泰姆

Built-in MOSFETSynchronouslkB嘉泰姆

PWM/PFMlkB嘉泰姆

2.6~6VlkB嘉泰姆