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首页 > Products > Power Management > DC/DC Step-Down Converter > Buck Step-Down Converter >The CXSD6139 can provide up to 3A of load current with output voltage as low as 0.8V. It can operate
The CXSD6139 can provide up to 3A of load current with output voltage as low as 0.8V. It can operate

The CXSD6139 can provide up to 3A of load current with output voltage as low as 0.8V. It can operate at 100 duty cycle for low dropout application.With its peak current mode control and outside com

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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Product introduction

目录zbj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) zbj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zbj嘉泰姆

一,产品概述(General Description)      
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   The CXSD6139 is a synchronous, 1.4MHz, fix frequency PWM Buck converter. zbj嘉泰姆

It is ideal for powering portable equipment that powered by a single cell zbj嘉泰姆

Lithium-ion batter, or USB port.zbj嘉泰姆

     The CXSD6139 can provide up to 3A of load current with output voltage zbj嘉泰姆

as low as 0.8V. It can operate at 100% duty cycle for low dropout application.zbj嘉泰姆

With its peak current mode control  and outside compensation, the CXSD6139 zbj嘉泰姆

is stable with ceramic capacitors and small inductors.zbj嘉泰姆

 CXSD6139 comprises a cycle-by-cycle current limit and thermal shutdownzbj嘉泰姆

 to protect itself from  fault application.zbj嘉泰姆

      CXSD6139 is available in DFN 3x3 -10 package.zbj嘉泰姆

二.产品特点(Features)
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Adjustable Output Voltage, 0.8 - Vinzbj嘉泰姆

High efficiency, up to 96%zbj嘉泰姆

Output voltage accuracy 2%zbj嘉泰姆

0.1ohm Rdson of internal MOSFETzbj嘉泰姆

3A maximum output currentzbj嘉泰姆

Up to 1.5MHz fix switching frequencyzbj嘉泰姆

5.5V maximum operation voltagezbj嘉泰姆

Short circuit protectionzbj嘉泰姆

Thermal shutdown protectionzbj嘉泰姆

10mV Load regulation at 3A loadzbj嘉泰姆

Compatible with ceramic output capacitorzbj嘉泰姆

Excellent load transient performancezbj嘉泰姆

In-rush current suppressionzbj嘉泰姆

Reverse current suppression for light loadzbj嘉泰姆

Available in DFN3x3-10 packagezbj嘉泰姆

三,应用范围 (Applications)
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3G network modemzbj嘉泰姆

Smart phone, PDAzbj嘉泰姆

Digital camerazbj嘉泰姆

LCDTVzbj嘉泰姆

Portable deviceSzbj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zbj嘉泰姆

 QQ截图20160419174301.jpgzbj嘉泰姆

五,产品封装图 (Package)
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QQ截图20160416193400.jpgzbj嘉泰姆

六.电路原理图
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blob.pngzbj嘉泰姆

七,功能概述
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Supply Input Voltage, VDD, PVDD -------------------------------------------------------------------------- -0.3V to 6V   zbj嘉泰姆

LX Pin Switch Voltage -------------------------------------------------------------------------- -0.3V to (PVDD + 0.3V)zbj嘉泰姆

Other I/O Pin Voltages ---------------------------------------------------------------------------- -0.3V to (VDD + 0.3V)   zbj嘉泰姆

LX Pin Switch Current ---------------------------------------------------------------------------------------------------- 3.5Azbj嘉泰姆

Power Dissipation, PD @ TA = 25°C ,DFN-10L 3x3 ----------------------------------------------------------- 900mWzbj嘉泰姆

Package Thermal Resistance,DFN-10L3x3, θJA ------------------------------------------------------------- 110°C/Wzbj嘉泰姆

Junction Temperature --------------------------------------------------------------------------------------------------- 150°C  zbj嘉泰姆

Lead Temperature (Soldering, 10 sec.) ----------------------------------------------------------------------------- 260°Czbj嘉泰姆

Storage Temperature Range ----------------------------------------------------------------------------- -65°C to 150°Czbj嘉泰姆

ESD HBM (Human Body Mode) ----------------------------------------------------------------------------------------- 2kzbj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)zbj嘉泰姆

Part No.zbj嘉泰姆

Power switchingzbj嘉泰姆

MODEzbj嘉泰姆

VINzbj嘉泰姆

VOUTzbj嘉泰姆

IQzbj嘉泰姆

FOSCzbj嘉泰姆

Eff.zbj嘉泰姆

CXSD6123zbj嘉泰姆

Built-in MOSFETSynchronouszbj嘉泰姆

PWM/PFMzbj嘉泰姆

Max 7Vzbj嘉泰姆

ADJzbj嘉泰姆

35μAzbj嘉泰姆

1.5MHzzbj嘉泰姆

96%zbj嘉泰姆

CXSD6124zbj嘉泰姆

Built-in MOSFETSynchronouszbj嘉泰姆

PWM/PFMzbj嘉泰姆

2.6~6Vzbj嘉泰姆

ADJzbj嘉泰姆

40μAzbj嘉泰姆

1.5MHzzbj嘉泰姆

96%zbj嘉泰姆

CXSD6125zbj嘉泰姆

Built-in MOSFET Synchronouszbj嘉泰姆

PWM/PFMzbj嘉泰姆

2.6~7Vzbj嘉泰姆

ADJzbj嘉泰姆