CXSD6140

CXSD6140 will automatically switch between PFM and PWM mode based on the load current, thus to enhance the converter efficiency at light load

CXSD6140 will automatically switch between PFM and PWM mode based on the load current, thus to enhan

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产品简介

目录1Ri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) 1Ri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1Ri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.1Ri嘉泰姆

Its input voltage ranges from 4V to 24V and it provides an adjustable regulated1Ri嘉泰姆

 output voltage from 0.810V to 5.5V while delivering up to 1.2A of output current.1Ri嘉泰姆

     The switching frequency is set to 1.4MHz, which works with a inductor as small1Ri嘉泰姆

as 4.7uH.And the CXSD6140 will automatically switch between PFM and PWM mode1Ri嘉泰姆

 based on the load current,thus to enhance the converter efficiency at light load.1Ri嘉泰姆

      CXSD6140 consists of many protection blocks such as UVLO, input voltage over 1Ri嘉泰姆

voltage protection to stand much higher input voltage spike, thermal protection and1Ri嘉泰姆

 output short circuit protection.1Ri嘉泰姆

    The CXSD6140 is available in the tiny SOT23-6 package.1Ri嘉泰姆

二.产品特点(Features)
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Adjustable Output Voltage, Vfb=0.810V1Ri嘉泰姆

Output current is up to 1.2A1Ri嘉泰姆

Range of operation input voltage: 4-24V1Ri嘉泰姆

Input voltage UVLO: 3.7V (voltage decreasing)1Ri嘉泰姆

Input Overvoltage Protection @26V1Ri嘉泰姆

Withstand input voltage spike >30V1Ri嘉泰姆

Operating current at zero load: 0.8mA (typ.)1Ri嘉泰姆

Line regulation: 0.1%/V (typ.)1Ri嘉泰姆

Load regulation: 10mV (typ.)1Ri嘉泰姆

High efficiency, up to 90%1Ri嘉泰姆

Environment Temperature: -20°C~85°C1Ri嘉泰姆

三,应用范围 (Applications)
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Security Camera1Ri嘉泰姆

Consumer Electronic Device for automobile1Ri嘉泰姆

Portable DVD1Ri嘉泰姆

ADSL Modem, WLAN router1Ri嘉泰姆

Other 12V or double cell Li-ion battery1Ri嘉泰姆

powered device1Ri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1Ri嘉泰姆

 QQ截图20160419174301.jpg1Ri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  1Ri嘉泰姆

Parameter1Ri嘉泰姆

Value1Ri嘉泰姆

Max Input Voltage1Ri嘉泰姆

30V1Ri嘉泰姆

Max Operating Junction Temperature(Tj)1Ri嘉泰姆

125°C1Ri嘉泰姆

Ambient Temperature(Ta)1Ri嘉泰姆

-20°C – 85°C1Ri嘉泰姆

Package Thermal Resistance1Ri嘉泰姆

SOT23-6 (qJC)1Ri嘉泰姆

110°C / W1Ri嘉泰姆

SOT23-6 (qJA)1Ri嘉泰姆

220°C / W1Ri嘉泰姆

Storage Temperature(Ts)1Ri嘉泰姆

-40°C - 150°C1Ri嘉泰姆

Lead Temperature & Time1Ri嘉泰姆

260°C, 10S1Ri嘉泰姆

ESD (HBM)1Ri嘉泰姆

>2000V1Ri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)1Ri嘉泰姆

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VIN1Ri嘉泰姆

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35μA1Ri嘉泰姆

1.5MHz1Ri嘉泰姆

96%1Ri嘉泰姆

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80μA1Ri嘉泰姆

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◀ 上一篇:The CXSD6139 can provide up to 3A of load current with output voltage as low as 0.8V. It can operate

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