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

发布时间:2020-04-15 09:31:20 浏览次数:306 作者:oumao18 来源:嘉泰姆
摘要:CXSD6141 CXSD6141B high-efficiency,and high frequency DC-to-DC step-down switching regulator, capable of delivering up to 0.7A of output current. With a fixed switching frequency of
CXSD6141  CXSD6141B high-efficiency,and high frequency DC-to-DC step-down switching regulator, capab

目录95Y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) 95Y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95Y嘉泰姆

 95Y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-DC95Y嘉泰姆

step-down switching regulator, capable of delivering up to 0.7A of output current. 95Y嘉泰姆

With a fixed switching frequency of 660KHz, this current mode PWM controlled 95Y嘉泰姆

converter allows the use of small external components, such as ceramic input and95Y嘉泰姆

output caps, as well as small inductors.CXSD6141 also employs a proprietary control 95Y嘉泰姆

scheme that switches the device into a power save mode during light load, thereby 95Y嘉泰姆

extending the range of high efficiency operation. An OVP function protects the IC95Y嘉泰姆

itself and its downstream system against input voltage surges. With this OVP95Y嘉泰姆

function, the IC can stand off input voltage as high as 42V, making it an ideal95Y嘉泰姆

solution for industrial applications such as smart meters as well as automotive95Y嘉泰姆

applications.95Y嘉泰姆

  In automotive systems, power comes from the battery, with its voltage typically 95Y嘉泰姆

between 9V and 24V. Including cold crank and double battery jump-starts, 95Y嘉泰姆

the minimum input voltage may be as low as 4V and the maximum up to 36V, with 95Y嘉泰姆

even higher transient voltages. With these high input voltages, linear regulators cannot 95Y嘉泰姆

be used for high supply currents without overheating the regulator. Instead, high efficiency 95Y嘉泰姆

switching regulators such as CXSD6141 must be used to minimize thermal dissipation.95Y嘉泰姆

  CXSD6141 is available SOT23-6 Packages.95Y嘉泰姆

二.产品特点(Features)
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·Wide Input Operating Range from 4V to 38V95Y嘉泰姆

·Standoff Input Voltage: 42V95Y嘉泰姆

·High Efficiency at 12V In 5V Out: Up to 92%:95Y嘉泰姆

·High Efficiency PFM mode at light load95Y嘉泰姆

·Capable of Delivering 0.7A95Y嘉泰姆

·No External Compensation Needed95Y嘉泰姆

·Current Mode control95Y嘉泰姆

·Logic Control Shutdown95Y嘉泰姆

·Thermal shutdown and UVLO95Y嘉泰姆

·Available in SOT23-6 Package95Y嘉泰姆

三,应用范围 (Applications)
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Smart Meters95Y嘉泰姆

Industrial Applications95Y嘉泰姆

Automotive Applications95Y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95Y嘉泰姆

 QQ截图20160419174301.jpg95Y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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Parameter95Y嘉泰姆

Value95Y嘉泰姆

Input Voltage Range95Y嘉泰姆

-0.3V-42V95Y嘉泰姆

Max Operating Junction   Temperature(Tj)95Y嘉泰姆

150°C95Y嘉泰姆

SW, EN Voltage95Y嘉泰姆

–0.3V to VIN+0.3V95Y嘉泰姆

BST Voltage95Y嘉泰姆

–0.3V to SW+6V95Y嘉泰姆

FB Voltage95Y嘉泰姆

–0.3V to 6V95Y嘉泰姆

SW to ground curren95Y嘉泰姆

Internally limited95Y嘉泰姆

Operating   Temperature(To)95Y嘉泰姆

-40°C –85°C95Y嘉泰姆

Package Thermal   Resistance (èjc)95Y嘉泰姆

SOT23-695Y嘉泰姆

110°C / W95Y嘉泰姆

Storage Temperature(Ts)95Y嘉泰姆

-55°C - 150°C95Y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)95Y嘉泰姆

Part No.95Y嘉泰姆

Power switching95Y嘉泰姆

MODE95Y嘉泰姆

VIN95Y嘉泰姆

VOUT95Y嘉泰姆

IQ95Y嘉泰姆

FOSC95Y嘉泰姆

Eff.95Y嘉泰姆

CXSD612395Y嘉泰姆

Built-in MOSFETSynchronous95Y嘉泰姆

PWM/PFM95Y嘉泰姆

Max 7V95Y嘉泰姆

ADJ95Y嘉泰姆

35μA95Y嘉泰姆

1.5MHz95Y嘉泰姆

96%95Y嘉泰姆

CXSD612495Y嘉泰姆

Built-in MOSFETSynchronous95Y嘉泰姆

PWM/PFM95Y嘉泰姆

2.6~6V95Y嘉泰姆

 

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