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首页 > 产品中心 > 电源管理 > DC降压型芯片 > Buck降压型芯片 >CXSD61009 380KHz fixed frequency PWM buck (step-down) DC/DC converter,capable of driving a 3A load w
CXSD61009 380KHz fixed frequency PWM buck (step-down) DC/DC converter,capable of driving a 3A load w
2

CXSD61009 380KHz fixed frequency PWM buck (step-down) DC/DC converter,capable of driving a 3A load with high efficiency, low ripple and excellent line and load regulation.

CXSD61009 380KHz fixed frequency PWM buck (step-down) DC/DC converter,capable of driving a 3A load w
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产品简介

目录XTt嘉泰姆

1.产品概述                       2.产品特点XTt嘉泰姆
3.应用范围                       4.下载产品资料PDF文档 XTt嘉泰姆
5.产品封装图                     6.电路原理图                   XTt嘉泰姆
7.功能概述                        8.相关产品XTt嘉泰姆

 XTt嘉泰姆

一,产品概述(General Description)         XTt嘉泰姆


        The CXSD61009 is a 380KHz fixed frequency PWM buck (step-down) DC/DC converter,capable of driving a 3A load with high efficiency, low ripple and excellent line and load regulation. Requiring a number of external components, the regulatorXTt嘉泰姆
is simple to use and include internal frequency    compensation and a fixed-frequency oscillator. The PWM control circuit is able to adjust the duty ratio linearly from 0 to 100%. An enable function, an over current protection function is built inside. When short protection function happens, the operation frequency will be reduced from 380KHz to 80KHz. An internal compensation block is built in to minimize external component count.minimumXTt嘉泰姆
二.产品特点(Features)XTt嘉泰姆


Wide 3.6V to 18V Input Voltage RangeXTt嘉泰姆
Output Adjustable from 0.8V to 16VXTt嘉泰姆
Maximum Duty Cycle 100%XTt嘉泰姆
Minimum Drop Out 0.6VXTt嘉泰姆
Fixed 380KHz Switching FrequencyXTt嘉泰姆
3A Constant Output Current CapabilityXTt嘉泰姆
Internal Optimize Power MOSFETXTt嘉泰姆

High efficiencyXTt嘉泰姆

Excellent line and load regulation
frequency    compensationXTt嘉泰姆
fixed-frequency oscillator.XTt嘉泰姆
TTL shutdown capabilityXTt嘉泰姆
EN pin with hysteresis functionXTt嘉泰姆
Built in thermal shutdown functionXTt嘉泰姆
Built in current limit functionXTt嘉泰姆
Built in output short protection functionXTt嘉泰姆
Available in SOP8 packageXTt嘉泰姆

三,应用范围 (Applications)XTt嘉泰姆


LCD Monitor and LCD TVXTt嘉泰姆
Digital Photo FrameXTt嘉泰姆
Set-up BoxXTt嘉泰姆
ADSL ModemXTt嘉泰姆
Telecom / Networking EquipmentXTt嘉泰姆
四.下载产品资料PDF文档 XTt嘉泰姆


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XTt嘉泰姆

 QQ截图20160419174301.jpgXTt嘉泰姆

五,产品封装图 (Package)XTt嘉泰姆
blob.pngXTt嘉泰姆

Pin NumberXTt嘉泰姆

Pin NameXTt嘉泰姆

DescriptionXTt嘉泰姆

3XTt嘉泰姆

NCXTt嘉泰姆

No Connected.XTt嘉泰姆

4XTt嘉泰姆

VINXTt嘉泰姆

Supply Voltage Input Pin. CXSD61009 operates from a 3.6V to 18V DC voltage. Bypass Vin to GND with a suitably large capacitor to eliminate noise on the XTt嘉泰姆

input.XTt嘉泰姆

5,6XTt嘉泰姆

SWXTt嘉泰姆

Power Switch Output Pin (SW). Output is the switch node that supplies power to the output.XTt嘉泰姆

7,8XTt嘉泰姆

GNDXTt嘉泰姆

Ground Pin. Care must be taken in layout. This pin should be placed outside of the Schottky Diode to output capacitor ground path to prevent switching current spikes from inducing voltage noise into CXSD61009.XTt嘉泰姆

1XTt嘉泰姆

FBXTt嘉泰姆

Feedback Pin (FB). Through an external resistor divider network, Feedback senses the output voltage and regulates it.The feedback threshold voltage is 0.8V.XTt嘉泰姆

2XTt嘉泰姆

ENXTt嘉泰姆

Enable Pin. Drive EN pin low to turn off the device, drive it high to turn it on. Floating is default XTt嘉泰姆

high.XTt嘉泰姆

六.电路原理图XTt嘉泰姆
blob.pngXTt嘉泰姆
七,功能概述XTt嘉泰姆

ParameterXTt嘉泰姆

SymbolXTt嘉泰姆

ValueXTt嘉泰姆

UnitXTt嘉泰姆

Input VoltageXTt嘉泰姆

VinXTt嘉泰姆

-0.3 to 20XTt嘉泰姆

VXTt嘉泰姆

Feedback Pin VoltageXTt嘉泰姆

VFBXTt嘉泰姆

-0.3 to VinXTt嘉泰姆

VXTt嘉泰姆

EN Pin VoltageXTt嘉泰姆

VENXTt嘉泰姆

-0.3 to VinXTt嘉泰姆

VXTt嘉泰姆

Output Switch Pin VoltageXTt嘉泰姆

VOutputXTt嘉泰姆

-0.3 to VinXTt嘉泰姆

VXTt嘉泰姆

Power DissipationXTt嘉泰姆

PDXTt嘉泰姆

Internally limitedXTt嘉泰姆

mWXTt嘉泰姆

Thermal Resistance (SOP8)XTt嘉泰姆
(Junction to Ambient, No Heatsink, Free Air)XTt嘉泰姆

RJAXTt嘉泰姆

100XTt嘉泰姆

oC/WXTt嘉泰姆

Operating Junction TemperatureXTt嘉泰姆

TJXTt嘉泰姆

-40 to 125XTt嘉泰姆

oCXTt嘉泰姆

Storage TemperatureXTt嘉泰姆

TSTGXTt嘉泰姆

-65 to 150XTt嘉泰姆

oCXTt嘉泰姆

Lead Temperature (Soldering, 10 sec)XTt嘉泰姆

TLEADXTt嘉泰姆

260XTt嘉泰姆

oCXTt嘉泰姆

ESD (HBM)XTt嘉泰姆

 

2000XTt嘉泰姆

VXTt嘉泰姆

八,相关产品            更多同类产品......XTt嘉泰姆


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42VXTt嘉泰姆

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42VXTt嘉泰姆

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0.8VXTt嘉泰姆

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50VXTt嘉泰姆

5V固定输出XTt嘉泰姆

3.2AXTt嘉泰姆

 

150KXTt嘉泰姆

87%XTt嘉泰姆

4.7mAXTt嘉泰姆

CXSD61026XTt嘉泰姆

50VXTt嘉泰姆

5V固定输出XTt嘉泰姆

2.4AXTt嘉泰姆

 

150KXTt嘉泰姆

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4.7mAXTt嘉泰姆

CXSD61025XTt嘉泰姆

50VXTt嘉泰姆

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2.1AXTt嘉泰姆

 

150KXTt嘉泰姆

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4.7mAXTt嘉泰姆

CXSD61024XTt嘉泰姆

50VXTt嘉泰姆

5V固定输出XTt嘉泰姆

1.8AXTt嘉泰姆

 

150KXTt嘉泰姆

90%XTt嘉泰姆

4.7mAXTt嘉泰姆

CXSD61015XTt嘉泰姆

40VXTt嘉泰姆

可调输出/带CC/CV模式带线损补偿XTt嘉泰姆

3AXTt嘉泰姆

0.8VXTt嘉泰姆

125KXTt嘉泰姆

94%XTt嘉泰姆

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CXSD61014AXTt嘉泰姆

40VXTt嘉泰姆

5V固定输出XTt嘉泰姆

3.5AXTt嘉泰姆

 

150KXTt嘉泰姆

93%XTt嘉泰姆

2mAXTt嘉泰姆

CXSD61013BXTt嘉泰姆

45VXTt嘉泰姆

可调输出/XTt嘉泰姆

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1.23VXTt嘉泰姆

150KXTt嘉泰姆

93%XTt嘉泰姆

2mAXTt嘉泰姆

CXSD61012XTt嘉泰姆

40VXTt嘉泰姆

可调输出/带CC/CV模式XTt嘉泰姆

2AXTt嘉泰姆

1.18VXTt嘉泰姆

110KXTt嘉泰姆

93%XTt嘉泰姆

10mAXTt嘉泰姆

CXSD61011XTt嘉泰姆

42VXTt嘉泰姆

可调输出XTt嘉泰姆

3AXTt嘉泰姆

0.8VXTt嘉泰姆

50-500KXTt嘉泰姆

91%XTt嘉泰姆

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CXSD61018XTt嘉泰姆

40VXTt嘉泰姆

可调输出/带CC/cv模式XTt嘉泰姆

3AXTt嘉泰姆

1.25VXTt嘉泰姆

180KXTt嘉泰姆

89%XTt嘉泰姆

2.1mAXTt嘉泰姆

CXSD61019XTt嘉泰姆

40VXTt嘉泰姆

可调输出/带CC/cv模式XTt嘉泰姆

 3.5AXTt嘉泰姆

1.25VXTt嘉泰姆

180KXTt嘉泰姆

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CXSD61017XTt嘉泰姆

45VXTt嘉泰姆

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3AXTt嘉泰姆

1.25VXTt嘉泰姆

150KXTt嘉泰姆

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CXSD61016XTt嘉泰姆

45VXTt嘉泰姆

可调输出/带CC模式XTt嘉泰姆

2AXTt嘉泰姆

1.235VXTt嘉泰姆

150KXTt嘉泰姆

83%XTt嘉泰姆

2.0mAXTt嘉泰姆

CXSD61006BXTt嘉泰姆

4.75V-40VXTt嘉泰姆

可调输出XTt嘉泰姆

0.8AXTt嘉泰姆

0.8VXTt嘉泰姆

550KXTt嘉泰姆

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CXSD61006XTt嘉泰姆

4.0-42VXTt嘉泰姆

可调输出XTt嘉泰姆

1.5AXTt嘉泰姆

0.8VXTt嘉泰姆

650KXTt嘉泰姆

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600uAXTt嘉泰姆

CXSD61005XTt嘉泰姆

4.5-25VXTt嘉泰姆

可调输出XTt嘉泰姆

1.8AXTt嘉泰姆

0.8VXTt嘉泰姆

1.4MXTt嘉泰姆

92%XTt嘉泰姆

1.8mAXTt嘉泰姆

CXSD61010AXTt嘉泰姆

20VXTt嘉泰姆

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1.2VXTt嘉泰姆

400KXTt嘉泰姆

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28VXTt嘉泰姆

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1.22VXTt嘉泰姆

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CXSD61009XTt嘉泰姆

20VXTt嘉泰姆

可调输出XTt嘉泰姆

3AXTt嘉泰姆

0.8VXTt嘉泰姆

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45VXTt嘉泰姆

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1.23VXTt嘉泰姆

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1.23VXTt嘉泰姆

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CXSD61004XTt嘉泰姆

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可调输出XTt嘉泰姆

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1.22VXTt嘉泰姆

420KXTt嘉泰姆

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