CXSD6127 is a high-efficiency, DC-to-DC step-down switching regulators, capable of delivering up to
发表时间:2020-04-07
浏览次数:73

目录WLB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) WLB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WLB嘉泰姆

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

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

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

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

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

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

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

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

二.产品特点(Features)WLB嘉泰姆
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High Efficiency: Up to 97%WLB嘉泰姆

Capable of Delivering 2AWLB嘉泰姆

1.3MHz Switching FrequencyWLB嘉泰姆

No External Schottky Diode NeededWLB嘉泰姆

Light-load ModeWLB嘉泰姆

Internal Compensation and Soft-StartWLB嘉泰姆

Current Mode controlWLB嘉泰姆

0.6V Reference for Low Output voltagesWLB嘉泰姆

Logic Control Shutdown (IQ<1uA)WLB嘉泰姆

Thermal shutdown and UVLOWLB嘉泰姆

Available in SOT23-6WLB嘉泰姆

三,应用范围 (Applications)WLB嘉泰姆
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Digital CamerasWLB嘉泰姆

MP3 and MP4 playersWLB嘉泰姆

Set top boxesWLB嘉泰姆

Wireless and DSL ModemsWLB嘉泰姆

USB supplied Devices in NotebooksWLB嘉泰姆

Portable DevicesWLB嘉泰姆

四.技术规格书下载(产品PDF)WLB嘉泰姆
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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WLB嘉泰姆

 QQ截图20160419174301.jpgWLB嘉泰姆

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

PIN NOWLB嘉泰姆

SYMBOLWLB嘉泰姆

DESCRIPTTIONWLB嘉泰姆

1WLB嘉泰姆

ENWLB嘉泰姆

Enable pinWLB嘉泰姆

2WLB嘉泰姆

GNDWLB嘉泰姆

GroundWLB嘉泰姆

3WLB嘉泰姆

SWWLB嘉泰姆

Power Switch   OutputWLB嘉泰姆

4WLB嘉泰姆

INWLB嘉泰姆

Power Supply   InputWLB嘉泰姆

5WLB嘉泰姆

NCWLB嘉泰姆

Not ConnectedWLB嘉泰姆

6WLB嘉泰姆

FBWLB嘉泰姆

Feedback input   pinWLB嘉泰姆

六.电路原理图WLB嘉泰姆
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QQ截图20160415111000.jpgWLB嘉泰姆
七,功能概述WLB嘉泰姆

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ParameterWLB嘉泰姆

ValueWLB嘉泰姆

Max Input VoltageWLB嘉泰姆

6.5VWLB嘉泰姆

Max Operating   Junction Temperature(Tj)WLB嘉泰姆

125°CWLB嘉泰姆

Ambient   Temperature(Ta)WLB嘉泰姆

-40°C – 85°CWLB嘉泰姆

Maximum Power   DissipationWLB嘉泰姆

SOT23-5WLB嘉泰姆

400mWWLB嘉泰姆

Storage   Temperature(Ts)WLB嘉泰姆

-40°C - 150°CWLB嘉泰姆

Lead Temperature   & TimeWLB嘉泰姆

260°C, 10SWLB嘉泰姆

八,相关芯片选择指南WLB嘉泰姆
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降压型DC/DC转换器(DC/DC Step-down Converter)
Part No. Power switching MODE VIN VOUT IQ FOSC Eff.
CXSD6123 Built-in MOSFETSynchronous PWM/PFM Max 7V ADJ 35μA 1.5MHz 96%
CXSD6124 Built-in MOSFETSynchronous PWM/PFM 2.6~6V ADJ 40μA 1.5MHz 96%
CXSD6125 Built-in MOSFET Synchronous PWM/PFM 2.6~7V ADJ 50μA 1.5MHz 97%
CXSD6126 Built-in MOSFET Synchronous PWM/PFM 2.5~6V ADJ 40μA 1.5MHz 96%
CXSD6127 Built-in MOSFET Synchronous PWM/PFM 2.5~5.5V ADJ 50μA 1.3MHz 97%
CXSD6128 Built-in MOSFET Synchronous PWM/PFM 2.6~6V ADJ 30μA 3MHz 96%
CXSD6129 Built-in MOSFET Synchronous PWM/PFM 2.6~5.5V ADJ 50μA 1.4MHz 97%
CXSD6130 Built-in MOSFET Synchronous PWM/PFM 3.5~16V ADJ 0.4mA 600KHz 96%
CXSD6131 Built-in MOSFET Synchronous PWM/PFM 3.5~16V ADJ 0.4mA 600KHz 96%
CXSD6132 Built-in MOSFET Synchronous PWM/PFM 4.2~18V ADJ 0.8mA 500KHz 96%
CXSD6133B Built-in MOSFET Synchronous PWM/PFM 4.7~20V ADJ 50μA 500KHz 95%
CXSD6134 Built-in MOSFET Synchronous PWM/PFM 4.7~20V ADJ 50μA 500KHz 95%
CXSD6136 Built-in MOSFET Synchronous PWM/PFM 4.5~20V ADJ 50μA 410KHz 95%
CXSD6137 Built-in MOSFET Synchronous PWM/PFM 4.5~18V ADJ 80μA 420KHz 95%
CXSD6138 Built-in MOSFET Synchronous PWM/PFM 4.5~18V ADJ 80μA 420KHz 95%
CXSD6139 Built-in MOSFET Synchronous PWM/PFM 4.5~18V ADJ 80μA 420KHz 95%
CXSD6140 Built-in MOSFET PWM/PFM 4~24V ADJ 0.6mA 1.4MHz 90%
CXSD6141 Built-in MOSFET PWM/PFM 4~38V ADJ 0.6mA 660KHz 92%
CXSD6141B Built-in MOSFET PWM/PFM 4~38V ADJ 0.6mA 660KHz 92%
CXSD6142 Built-in MOSFET Synchronous PWM/PFM 4~40V ADJ 50μA 2MHz 93%
CXSD6143 Built-in MOSFET PWM/PFM 4.2~40V ADJ 200μA 1.8MHz 90%
CXSD6144C Built-in MOSFET Synchronous PWM/PFM 4.5~24V ADJ 50μA 500KHz 94%
CXSD6145B Built-in MOSFET Synchronous PWM 5~20V 0.923~15V ADJ 60μA 360KHz 94%