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CXSD61009 380KHz fixed frequency PWM buck (step-down) DC/DC converter,capable of driving a 3A load w
发表时间:2020-04-08浏览次数:189
CXSD61009 380KHz fixed frequency PWM buck (step-down) DC/DC converter,capable of driving a 3A load w
 

目录b01嘉泰姆

1.产品概述                       2.产品特点b01嘉泰姆
3.应用范围                       4.下载产品资料PDF文档 b01嘉泰姆
5.产品封装图                     6.电路原理图                   b01嘉泰姆
7.功能概述                        8.相关产品b01嘉泰姆

 b01嘉泰姆

一,产品概述(General Description)         b01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 regulatorb01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.minimumb01嘉泰姆
二.产品特点(Features)b01嘉泰姆


Wide 3.6V to 18V Input Voltage Rangeb01嘉泰姆
Output Adjustable from 0.8V to 16Vb01嘉泰姆
Maximum Duty Cycle 100%b01嘉泰姆
Minimum Drop Out 0.6Vb01嘉泰姆
Fixed 380KHz Switching Frequencyb01嘉泰姆
3A Constant Output Current Capabilityb01嘉泰姆
Internal Optimize Power MOSFETb01嘉泰姆

High efficiencyb01嘉泰姆

Excellent line and load regulation
frequency    compensationb01嘉泰姆
fixed-frequency oscillator.b01嘉泰姆
TTL shutdown capabilityb01嘉泰姆
EN pin with hysteresis functionb01嘉泰姆
Built in thermal shutdown functionb01嘉泰姆
Built in current limit functionb01嘉泰姆
Built in output short protection functionb01嘉泰姆
Available in SOP8 packageb01嘉泰姆

三,应用范围 (Applications)b01嘉泰姆


LCD Monitor and LCD TVb01嘉泰姆
Digital Photo Frameb01嘉泰姆
Set-up Boxb01嘉泰姆
ADSL Modemb01嘉泰姆
Telecom / Networking Equipmentb01嘉泰姆
四.下载产品资料PDF文档 b01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b01嘉泰姆

 QQ截图20160419174301.jpgb01嘉泰姆

五,产品封装图 (Package)b01嘉泰姆
blob.pngb01嘉泰姆

Pin Numberb01嘉泰姆

Pin Nameb01嘉泰姆

Descriptionb01嘉泰姆

3b01嘉泰姆

NCb01嘉泰姆

No Connected.b01嘉泰姆

4b01嘉泰姆

VINb01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 b01嘉泰姆

input.b01嘉泰姆

5,6b01嘉泰姆

SWb01嘉泰姆

Power Switch Output Pin (SW). Output is the switch node that supplies power to the output.b01嘉泰姆

7,8b01嘉泰姆

GNDb01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.b01嘉泰姆

1b01嘉泰姆

FBb01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.b01嘉泰姆

2b01嘉泰姆

ENb01嘉泰姆

Enable Pin. Drive EN pin low to turn off the device, drive it high to turn it on. Floating is default b01嘉泰姆

high.b01嘉泰姆

六.电路原理图b01嘉泰姆
blob.pngb01嘉泰姆
七,功能概述b01嘉泰姆

Parameterb01嘉泰姆

Symbolb01嘉泰姆

Valueb01嘉泰姆

Unitb01嘉泰姆

Input Voltageb01嘉泰姆

Vinb01嘉泰姆

-0.3 to 20b01嘉泰姆

Vb01嘉泰姆

Feedback Pin Voltageb01嘉泰姆

VFBb01嘉泰姆

-0.3 to Vinb01嘉泰姆

Vb01嘉泰姆

EN Pin Voltageb01嘉泰姆

VENb01嘉泰姆

-0.3 to Vinb01嘉泰姆

Vb01嘉泰姆

Output Switch Pin Voltageb01嘉泰姆

VOutputb01嘉泰姆

-0.3 to Vinb01嘉泰姆

Vb01嘉泰姆

Power Dissipationb01嘉泰姆

PDb01嘉泰姆

Internally limitedb01嘉泰姆

mWb01嘉泰姆

Thermal Resistance (SOP8)b01嘉泰姆
(Junction to Ambient, No Heatsink, Free Air)b01嘉泰姆

RJAb01嘉泰姆

100b01嘉泰姆

oC/Wb01嘉泰姆

Operating Junction Temperatureb01嘉泰姆

TJb01嘉泰姆

-40 to 125b01嘉泰姆

oCb01嘉泰姆

Storage Temperatureb01嘉泰姆

TSTGb01嘉泰姆

-65 to 150b01嘉泰姆

oCb01嘉泰姆

Lead Temperature (Soldering, 10 sec)b01嘉泰姆

TLEADb01嘉泰姆

260b01嘉泰姆

oCb01嘉泰姆

ESD (HBM)b01嘉泰姆

 

2000b01嘉泰姆

Vb01嘉泰姆

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2.4Ab01嘉泰姆

 

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1.8Ab01嘉泰姆

 

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4.7mAb01嘉泰姆

CXSD61015b01嘉泰姆

40Vb01嘉泰姆

可调输出/带CC/CV模式带线损补偿b01嘉泰姆

3Ab01嘉泰姆

0.8Vb01嘉泰姆

125Kb01嘉泰姆

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3.5Ab01嘉泰姆

 

150Kb01嘉泰姆

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CXSD61013Bb01嘉泰姆

45Vb01嘉泰姆

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2Ab01嘉泰姆

1.23Vb01嘉泰姆

150Kb01嘉泰姆

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40Vb01嘉泰姆

可调输出/带CC/CV模式b01嘉泰姆

2Ab01嘉泰姆

1.18Vb01嘉泰姆

110Kb01嘉泰姆

93%b01嘉泰姆

10mAb01嘉泰姆

CXSD61011b01嘉泰姆

42Vb01嘉泰姆

可调输出b01嘉泰姆

3Ab01嘉泰姆

0.8Vb01嘉泰姆

50-500Kb01嘉泰姆

91%b01嘉泰姆

3mAb01嘉泰姆

CXSD61018b01嘉泰姆

40Vb01嘉泰姆

可调输出/带CC/cv模式b01嘉泰姆

3Ab01嘉泰姆

1.25Vb01嘉泰姆

180Kb01嘉泰姆

89%b01嘉泰姆

2.1mAb01嘉泰姆

CXSD61019b01嘉泰姆

40Vb01嘉泰姆

可调输出/带CC/cv模式b01嘉泰姆

 3.5Ab01嘉泰姆

1.25Vb01嘉泰姆

180Kb01嘉泰姆

87%b01嘉泰姆

2.1mAb01嘉泰姆

CXSD61017b01嘉泰姆

45Vb01嘉泰姆

可调输出/带CC模式b01嘉泰姆

3Ab01嘉泰姆

1.25Vb01嘉泰姆

150Kb01嘉泰姆

89%b01嘉泰姆

2.0mAb01嘉泰姆

CXSD61016b01嘉泰姆

45Vb01嘉泰姆

可调输出/带CC模式b01嘉泰姆

2Ab01嘉泰姆

1.235Vb01嘉泰姆

150Kb01嘉泰姆

83%b01嘉泰姆

2.0mAb01嘉泰姆

CXSD61006Bb01嘉泰姆

4.75V-40Vb01嘉泰姆

可调输出b01嘉泰姆

0.8Ab01嘉泰姆

0.8Vb01嘉泰姆

550Kb01嘉泰姆

90%b01嘉泰姆

10uAb01嘉泰姆

CXSD61006b01嘉泰姆

4.0-42Vb01嘉泰姆

可调输出b01嘉泰姆

1.5Ab01嘉泰姆

0.8Vb01嘉泰姆

650Kb01嘉泰姆

91%b01嘉泰姆

600uAb01嘉泰姆

CXSD61005b01嘉泰姆

4.5-25Vb01嘉泰姆

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1.8Ab01嘉泰姆

0.8Vb01嘉泰姆

1.4Mb01嘉泰姆

92%b01嘉泰姆

1.8mAb01嘉泰姆

CXSD61010Ab01嘉泰姆

20Vb01嘉泰姆

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1.2Vb01嘉泰姆

400Kb01嘉泰姆

89%b01嘉泰姆

700uAb01嘉泰姆

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28Vb01嘉泰姆

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3Ab01嘉泰姆

1.22Vb01嘉泰姆

380Kb01嘉泰姆

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3Ab01嘉泰姆

1.23Vb01嘉泰姆

380Kb01嘉泰姆

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2Ab01嘉泰姆

1.22Vb01嘉泰姆

420Kb01嘉泰姆

95%b01嘉泰姆

1mAb01嘉泰姆