CXSD6140 will automatically switch between PFM and PWM mode based on the load current, thus to enhan
发表时间:2020-04-15
浏览次数:303

目录IBc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) IBc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IBc嘉泰姆

一,产品概述(General Description)      
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      The CXSD6140 is a high efficiency current-mode asynchronous, 24V/1.2A buck converter.IBc嘉泰姆

Its input voltage ranges from 4V to 24V and it provides an adjustable regulatedIBc嘉泰姆

 output voltage from 0.810V to 5.5V while delivering up to 1.2A of output current.IBc嘉泰姆

     The switching frequency is set to 1.4MHz, which works with a inductor as smallIBc嘉泰姆

as 4.7uH.And the CXSD6140 will automatically switch between PFM and PWM modeIBc嘉泰姆

 based on the load current,thus to enhance the converter efficiency at light load.IBc嘉泰姆

      CXSD6140 consists of many protection blocks such as UVLO, input voltage over IBc嘉泰姆

voltage protection to stand much higher input voltage spike, thermal protection andIBc嘉泰姆

 output short circuit protection.IBc嘉泰姆

    The CXSD6140 is available in the tiny SOT23-6 package.IBc嘉泰姆

二.产品特点(Features)
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Adjustable Output Voltage, Vfb=0.810VIBc嘉泰姆

Output current is up to 1.2AIBc嘉泰姆

Range of operation input voltage: 4-24VIBc嘉泰姆

Input voltage UVLO: 3.7V (voltage decreasing)IBc嘉泰姆

Input Overvoltage Protection @26VIBc嘉泰姆

Withstand input voltage spike >30VIBc嘉泰姆

Operating current at zero load: 0.8mA (typ.)IBc嘉泰姆

Line regulation: 0.1%/V (typ.)IBc嘉泰姆

Load regulation: 10mV (typ.)IBc嘉泰姆

High efficiency, up to 90%IBc嘉泰姆

Environment Temperature: -20°C~85°CIBc嘉泰姆

三,应用范围 (Applications)
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Security CameraIBc嘉泰姆

Consumer Electronic Device for automobileIBc嘉泰姆

Portable DVDIBc嘉泰姆

ADSL Modem, WLAN routerIBc嘉泰姆

Other 12V or double cell Li-ion batteryIBc嘉泰姆

powered deviceIBc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IBc嘉泰姆

 QQ截图20160419174301.jpgIBc嘉泰姆

五,产品封装图 (Package)
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QQ截图20160416192124.jpg
六.电路原理图
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QQ截图20160416192117.jpg
七,功能概述
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Package Thermal Resistance  IBc嘉泰姆

ParameterIBc嘉泰姆

ValueIBc嘉泰姆

Max Input VoltageIBc嘉泰姆

30VIBc嘉泰姆

Max Operating Junction Temperature(Tj)IBc嘉泰姆

125°CIBc嘉泰姆

Ambient Temperature(Ta)IBc嘉泰姆

-20°C – 85°CIBc嘉泰姆

Package Thermal ResistanceIBc嘉泰姆

SOT23-6 (qJC)IBc嘉泰姆

110°C / WIBc嘉泰姆

SOT23-6 (qJA)IBc嘉泰姆

220°C / WIBc嘉泰姆

Storage Temperature(Ts)IBc嘉泰姆

-40°C - 150°CIBc嘉泰姆

Lead Temperature & TimeIBc嘉泰姆

260°C, 10SIBc嘉泰姆

ESD (HBM)IBc嘉泰姆

>2000VIBc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)IBc嘉泰姆

Part No.IBc嘉泰姆

Power switchingIBc嘉泰姆

MODEIBc嘉泰姆

VINIBc嘉泰姆

VOUTIBc嘉泰姆

IQIBc嘉泰姆

FOSCIBc嘉泰姆

Eff.IBc嘉泰姆

CXSD6123IBc嘉泰姆

Built-in MOSFETSynchronousIBc嘉泰姆

PWM/PFMIBc嘉泰姆

Max 7VIBc嘉泰姆

ADJIBc嘉泰姆

35μAIBc嘉泰姆

1.5MHzIBc嘉泰姆

96%IBc嘉泰姆

CXSD6124IBc嘉泰姆

Built-in MOSFETSynchronousIBc嘉泰姆

PWM/PFMIBc嘉泰姆

2.6~6VIBc嘉泰姆

ADJIBc嘉泰姆

40μAIBc嘉泰姆

1.5MHzIBc嘉泰姆

96%IBc嘉泰姆

CXSD6125IBc嘉泰姆

Built-in MOSFET SynchronousIBc嘉泰姆

PWM/PFMIBc嘉泰姆