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CXSD61007 150 KHz fixed frequency PWM buck (step-down) DC/DC converter,capable of driving a 2A load
发表时间:2020-04-08浏览次数:353
CXSD61007 150 KHz fixed frequency PWM buck (step-down) DC/DC converter,capable of driving a 2A load
 

目录t1S嘉泰姆

1.产品概述                       2.产品特点t1S嘉泰姆
3.应用范围                       4.下载产品资料PDF文档 t1S嘉泰姆
5.产品封装图                     6.电路原理图                   t1S嘉泰姆
7.功能概述                        8.相关产品t1S嘉泰姆

 

一,产品概述(General Description)         t1S嘉泰姆


     The  CXSD61007 is a 150 KHz fixed frequency PWM buck (step-down)t1S嘉泰姆
DC/DC converter,capable of driving a 2A load with highefficiency, lowt1S嘉泰姆
ripple and excellent line and load regulation. Requiring a minimumt1S嘉泰姆
number of external components, the regulator is simple to use andt1S嘉泰姆
include internal frequency compensation and a fixed-frequencyt1S嘉泰姆
oscillator.t1S嘉泰姆
      The PWM control circuit is able to adjust the duty ratio linearlyt1S嘉泰姆
from 0 to 100%. An enable function, an over current protection functiont1S嘉泰姆

is built inside. When second current limit function happens, the operation t1S嘉泰姆

frequency will be reduced from 150KHz to 50KHz. An internal compensationt1S嘉泰姆

block is built in to minimize external component count.t1S嘉泰姆
二.产品特点(Features)t1S嘉泰姆


1.)Wide 4.5V to 40V Input Voltage Ranget1S嘉泰姆
2.)3.3V,5V,12V, and adjustable versionst1S嘉泰姆
3.)Output Adjustable from 1.23V to 37Vt1S嘉泰姆
4.)Maximum Duty Cycle 100%t1S嘉泰姆
5.)Minimum Drop Out 1.5Vt1S嘉泰姆
6.)Fixed 150KHz Switching Frequencyt1S嘉泰姆
7.)2A Constant Output Current Capabilityt1S嘉泰姆
8.)Internal Optimize Power Transistort1S嘉泰姆
9.)High efficiencyt1S嘉泰姆
10.)Excellent line and load regulationt1S嘉泰姆
11.)TTL shutdown capabilityt1S嘉泰姆
12.)ON/OFF pin with hysteresis functiont1S嘉泰姆
13.)Built in thermal shutdown functiont1S嘉泰姆
14.)Built in current limit functiont1S嘉泰姆
15.)Built in second current limit functiont1S嘉泰姆
16.)Available in SOIC8 packaget1S嘉泰姆
三,应用范围 (Applications)t1S嘉泰姆
LCD Monitor and LCD TVt1S嘉泰姆
Digital Photo Framet1S嘉泰姆
Set-up Boxt1S嘉泰姆
ADSL Modemt1S嘉泰姆
Telecom / Networking Equipmentt1S嘉泰姆
四.下载产品资料PDF文档 t1S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t1S嘉泰姆

 QQ截图20160419174301.jpgt1S嘉泰姆

五,产品封装图 (Package)t1S嘉泰姆
blob.pngt1S嘉泰姆

Pin Numbert1S嘉泰姆

Pin Namet1S嘉泰姆

Descriptiont1S嘉泰姆

1t1S嘉泰姆

VINt1S嘉泰姆

Supply Voltage Input Pin. CXSD61007 operates from a 4.5V tot1S嘉泰姆
40V DC voltage. Bypass Vin to GND with a suitably larget1S嘉泰姆
capacitor to eliminate noise on the input.t1S嘉泰姆

2t1S嘉泰姆

OUTPUTt1S嘉泰姆

Power Switch Output Pin (SW). Output is the switch node thatt1S嘉泰姆
supplies power to the output.t1S嘉泰姆

5~8t1S嘉泰姆

GNDt1S嘉泰姆

Ground Pin. Care must be taken in layout. This pin should bet1S嘉泰姆
placed outside of the Schottky Diode to output capacitort1S嘉泰姆
ground path to prevent switching current spikes from inducingt1S嘉泰姆
voltage noise into CXSD61007.t1S嘉泰姆

3t1S嘉泰姆

FEEDBACKt1S嘉泰姆

Feedback Pin (FB). Through an external resistor dividert1S嘉泰姆
network, Feedback senses the output voltage and regulates it.t1S嘉泰姆
The feedback threshold voltage is 1.23V.t1S嘉泰姆

4t1S嘉泰姆

ON/OFFt1S嘉泰姆

Enable Pin. Drive ON/OFF pin low to turn on the device, drivet1S嘉泰姆
it high to turn it off. Floating is default low.t1S嘉泰姆

六.电路原理图t1S嘉泰姆
blob.pngt1S嘉泰姆
七,功能概述t1S嘉泰姆

Parametert1S嘉泰姆

Symbolt1S嘉泰姆

Valuet1S嘉泰姆

Unitt1S嘉泰姆

Input Voltaget1S嘉泰姆

Vint1S嘉泰姆

-0.3 to 45t1S嘉泰姆

Vt1S嘉泰姆

Feedback Pin Voltaget1S嘉泰姆

VFBt1S嘉泰姆

-0.3 to Vint1S嘉泰姆

Vt1S嘉泰姆

ON/OFF Pin Voltaget1S嘉泰姆

VON/OFFt1S嘉泰姆

-0.3 to Vint1S嘉泰姆

Vt1S嘉泰姆

Output Switch Pin Voltaget1S嘉泰姆

VOutputt1S嘉泰姆

-0.3 to Vint1S嘉泰姆

Vt1S嘉泰姆

Power Dissipationt1S嘉泰姆

PDt1S嘉泰姆

Internally limitedt1S嘉泰姆

mWt1S嘉泰姆

Thermal Resistance (SOIC8)t1S嘉泰姆
(Junction to Ambient, No Heatsink, Free Air)t1S嘉泰姆

RJAt1S嘉泰姆

100t1S嘉泰姆

oC/Wt1S嘉泰姆

Operating Junction Temperaturet1S嘉泰姆

TJt1S嘉泰姆

-40 to 125t1S嘉泰姆

oCt1S嘉泰姆

Storage Temperaturet1S嘉泰姆

TSTGt1S嘉泰姆

-65 to 150t1S嘉泰姆

oCt1S嘉泰姆

Lead Temperature (Soldering, 10 sec)t1S嘉泰姆

TLEADt1S嘉泰姆

260t1S嘉泰姆

oCt1S嘉泰姆

ESD (HBM)t1S嘉泰姆

 

2000t1S嘉泰姆

Vt1S嘉泰姆

八,相关产品                  更多同类产品......t1S嘉泰姆


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125Kt1S嘉泰姆

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2.84mAt1S嘉泰姆

CXSD61027t1S嘉泰姆

50Vt1S嘉泰姆

5V固定输出t1S嘉泰姆

3.2At1S嘉泰姆

 

150Kt1S嘉泰姆

87%t1S嘉泰姆

4.7mAt1S嘉泰姆

CXSD61026t1S嘉泰姆

50Vt1S嘉泰姆

5V固定输出t1S嘉泰姆

2.4At1S嘉泰姆

 

150Kt1S嘉泰姆

89%t1S嘉泰姆

4.7mAt1S嘉泰姆

CXSD61025t1S嘉泰姆

50Vt1S嘉泰姆

5V固定输出t1S嘉泰姆

2.1At1S嘉泰姆

 

150Kt1S嘉泰姆

90%t1S嘉泰姆

4.7mAt1S嘉泰姆

CXSD61024t1S嘉泰姆

50Vt1S嘉泰姆

5V固定输出t1S嘉泰姆

1.8At1S嘉泰姆

 

150Kt1S嘉泰姆

90%t1S嘉泰姆

4.7mAt1S嘉泰姆

CXSD61015t1S嘉泰姆

40Vt1S嘉泰姆

可调输出/带CC/CV模式带线损补偿t1S嘉泰姆

3At1S嘉泰姆

0.8Vt1S嘉泰姆

125Kt1S嘉泰姆

94%t1S嘉泰姆

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CXSD61014At1S嘉泰姆

40Vt1S嘉泰姆

5V固定输出t1S嘉泰姆

3.5At1S嘉泰姆

 

150Kt1S嘉泰姆

93%t1S嘉泰姆

2mAt1S嘉泰姆

CXSD61013Bt1S嘉泰姆

45Vt1S嘉泰姆

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1.23Vt1S嘉泰姆

150Kt1S嘉泰姆

93%t1S嘉泰姆

2mAt1S嘉泰姆

CXSD61012t1S嘉泰姆

40Vt1S嘉泰姆

可调输出/带CC/CV模式t1S嘉泰姆

2At1S嘉泰姆

1.18Vt1S嘉泰姆

110Kt1S嘉泰姆

93%t1S嘉泰姆

10mAt1S嘉泰姆

CXSD61011t1S嘉泰姆

42Vt1S嘉泰姆

可调输出t1S嘉泰姆

3At1S嘉泰姆

0.8Vt1S嘉泰姆

50-500Kt1S嘉泰姆

91%t1S嘉泰姆

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CXSD61018t1S嘉泰姆

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1.25Vt1S嘉泰姆

180Kt1S嘉泰姆

89%t1S嘉泰姆

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CXSD61019t1S嘉泰姆

40Vt1S嘉泰姆

可调输出/带CC/cv模式t1S嘉泰姆

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180Kt1S嘉泰姆

87%t1S嘉泰姆

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45Vt1S嘉泰姆

可调输出/带CC模式t1S嘉泰姆

3At1S嘉泰姆

1.25Vt1S嘉泰姆

150Kt1S嘉泰姆

89%t1S嘉泰姆

2.0mAt1S嘉泰姆

CXSD61016t1S嘉泰姆

45Vt1S嘉泰姆

可调输出/带CC模式t1S嘉泰姆

2At1S嘉泰姆

1.235Vt1S嘉泰姆

150Kt1S嘉泰姆

83%t1S嘉泰姆

2.0mAt1S嘉泰姆

CXSD61006Bt1S嘉泰姆

4.75V-40Vt1S嘉泰姆

可调输出t1S嘉泰姆

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550Kt1S嘉泰姆

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92%t1S嘉泰姆

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可调输出t1S嘉泰姆

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1.23Vt1S嘉泰姆

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1.22Vt1S嘉泰姆

420Kt1S嘉泰姆

95%t1S嘉泰姆

1mt1S嘉泰姆

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