CXSD6127 is a high-efficiency, DC-to-DC step-down switching regulators, capable of delivering up to 2A of output current. The device operates from an input voltage range of 2.5V to 5.5V and provides

发布时间:2020-04-06 09:43:38 浏览次数:701 作者:嘉泰姆 来源:1
摘要:CXSD6127 is a high-efficiency, DC-to-DC step-down switching regulators, capable of delivering up to 2A of output current. The device operates from an input voltage range of 2.5V to 5.5V and provides

目录tbe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) 
5.
产品封装图</span>   6.电路原理图</span>  7.功能概述      8.
相关产品tbe嘉泰姆

,产品概述(General Description)      
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   The CXSD6127 is a high-efficiency, DC-to-DC step-down switching regulators, capable of delivering up to 2A oftbe嘉泰姆

output current. The device operates from an input voltage range of 2.5V to 5.5V and provides an output voltagetbe嘉泰姆

from 0.6V to VIN, making the CXSD6127 ideal for low voltage power conversions. Running at a fixed frequencytbe嘉泰姆

of 1.3MHz allows the use of small external components,such as ceramic input and output caps, as well as smalltbe嘉泰姆

inductors, while still providing low output ripples. This low noise output along with its excellent efficiencytbe嘉泰姆

achieved by the internal synchronous rectifier, making CXSD6127 an ideal green replacement for large powertbe嘉泰姆

consuming linear regulators. Internal soft-start control circuitry reduces inrush current. Short-circuit andtbe嘉泰姆

thermal-overload protection improves design reliability.The CXSD6127 is available in a SOT23-6 Package.tbe嘉泰姆

二</span>.产品特点(Features)
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High Efficiency: Up to 97%tbe嘉泰姆

Capable of Delivering 2Atbe嘉泰姆

1.3MHz Switching Frequencytbe嘉泰姆

No External Schottky Diode Neededtbe嘉泰姆

Light-load Modetbe嘉泰姆

Internal Compensation and Soft-Starttbe嘉泰姆

Current Mode controltbe嘉泰姆

0.6V Reference for Low Output voltagestbe嘉泰姆

Logic Control Shutdown (IQ<1uA)tbe嘉泰姆

Thermal shutdown and UVLOtbe嘉泰姆

Available in SOT23-6tbe嘉泰姆

三</span>,应用范围 (Applications)
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Digital Camerastbe嘉泰姆

MP3 and MP4 playerstbe嘉泰姆

Set top boxestbe嘉泰姆

Wireless and DSL Modemstbe嘉泰姆

USB supplied Devices in Notebookstbe嘉泰姆

Portable Devicestbe嘉泰姆

四.技术规格书下载(产品PDF)</span>
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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</span>!</p>

 QQ截图20160419174301.jpgtbe嘉泰姆

五,产品封装图 (Package)
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QQ截图20160415111008.jpgtbe嘉泰姆

PIN NOtbe嘉泰姆

SYMBOLtbe嘉泰姆

DESCRIPTTIONtbe嘉泰姆

1tbe嘉泰姆

ENtbe嘉泰姆

Enable pintbe嘉泰姆

2tbe嘉泰姆

GNDtbe嘉泰姆

Groundtbe嘉泰姆

3tbe嘉泰姆

SWtbe嘉泰姆

Power Switch   Outputtbe嘉泰姆

4tbe嘉泰姆

INtbe嘉泰姆

Power Supply   Inputtbe嘉泰姆

5tbe嘉泰姆

NCtbe嘉泰姆

Not Connectedtbe嘉泰姆

6tbe嘉泰姆

FBtbe嘉泰姆

Feedback input   pintbe嘉泰姆

六.电路原理图</span>
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QQ截图20160415111000.jpg
七</span>,功能概述tbe嘉泰姆

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Parametertbe嘉泰姆

Valuetbe嘉泰姆

Max Input Voltagetbe嘉泰姆

6.5Vtbe嘉泰姆

Max Operating   Junction Temperature(Tj)tbe嘉泰姆

125°Ctbe嘉泰姆

Ambient   Temperature(Ta)tbe嘉泰姆

-40°C – 85°Ctbe嘉泰姆

Maximum Power   Dissipationtbe嘉泰姆

SOT23-5tbe嘉泰姆

400mWtbe嘉泰姆

Storage   Temperature(Ts)tbe嘉泰姆

-40°C - 150°Ctbe嘉泰姆

Lead Temperature   & Timetbe嘉泰姆

260°C, 10Stbe嘉泰姆

八,相关芯片选择指南
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降压型<span style="">DC/DC转换器</span>(DC/DC Step-down Converter)
Part No.Power switchingMODEVINVOUTIQFOSCEff.
CXSD6123Built-in MOSFETSynchronousPWM/PFMMax 7VADJ35μA1.5MHz96%
CXSD6124Built-in MOSFETSynchronousPWM/PFM2.6~6VADJ40μA1.5MHz96%
CXSD6125Built-in MOSFET SynchronousPWM/PFM2.6~7VADJ50μA1.5MHz97%
CXSD6126Built-in MOSFET SynchronousPWM/PFM2.5~6VADJ40μA1.5MHz96%
CXSD6127Built-in MOSFET SynchronousPWM/PFM2.5~5.5VADJ50μA1.3MHz97%
CXSD6128Built-in MOSFET SynchronousPWM/PFM2.6~6VADJ30μA3MHz96%
CXSD6129Built-in MOSFET SynchronousPWM/PFM2.6~5.5VADJ50μA1.4MHz97%
CXSD6130Built-in MOSFET SynchronousPWM/PFM3.5~16VADJ0.4mA600KHz96%
CXSD6131Built-in MOSFET SynchronousPWM/PFM3.5~16VADJ0.4mA600KHz96%
CXSD6132Built-in MOSFET SynchronousPWM/PFM4.2~18VADJ0.8mA500KHz96%
CXSD6133BBuilt-in MOSFET SynchronousPWM/PFM4.7~20VADJ50μA500KHz95%
CXSD6134Built-in MOSFET SynchronousPWM/PFM4.7~20VADJ50μA500KHz95%
CXSD6136Built-in MOSFET SynchronousPWM/PFM4.5~20VADJ50μA410KHz95%
CXSD6137Built-in MOSFET SynchronousPWM/PFM4.5~18VADJ80μA420KHz95%
CXSD6138Built-in MOSFET SynchronousPWM/PFM4.5~18VADJ80μA420KHz95%
CXSD6139Built-in MOSFET SynchronousPWM/PFM4.5~18VADJ80μA420KHz95%
CXSD6140Built-in MOSFETPWM/PFM4~24VADJ0.6mA1.4MHz90%
CXSD6141Built-in MOSFETPWM/PFM4~38VADJ0.6mA660KHz92%
CXSD6141BBuilt-in MOSFETPWM/PFM4~38VADJ0.6mA660KHz92%
CXSD6142Built-in MOSFET SynchronousPWM/PFM4~40VADJ50μA2MHz93%
CXSD6143Built-in MOSFETPWM/PFM4.2~40VADJ200μA1.8MHz90%
CXSD6144CBuilt-in MOSFET SynchronousPWM/PFM4.5~24VADJ50μA500KHz94%
CXSD6145BBuilt-in MOSFET SynchronousPWM5~20V0.923~15V ADJ60μA360KHz94%

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