高效同步PFM升压型DC变换器集成电路CXSU6355输出电压1.8V至5.0V最大频率350kHz输出电压可编程

高效同步PFM升压型DC变换器集成电路CXSU6355输出电压1.8V至5.0V最大频率350kHz输出电压可编程

产品型号:CXSU6355
产品类型:DC-DC转换器
产品系列: DC升压转换
产品状态:量产
浏览次数:47 次
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产品简介

CXSU6355系列是一种采用CMOS工艺的低电源电流PFM升压DC/DC变换器集成电路。采用先进的电路设计,减少了开关过程中产生的高频噪声,输出电压在1.8V~5.0V之间的0.1V步进可编程,最大频率为350kHz(TYP)。一个低纹波,高效率的升压DC/DC转换器可以由CXSU6355Xxx构成,只有两个外部组件

技术参数

输入电压范围 (VIN)≤ 0.9-5.0VV
输出电压 (VOUT)1.8-5.0VV
工作频率400KHz
转换效率95%%
封装类型SOT89/SOT23/SOT25
Topology升压DC/DC转换器
Control methodPFM, Synchronous
Switching frequency400K
ProtectionAuto-recovery
Operating temp-40℃~125℃
Precision± 2%

产品详细介绍

                          目录

   1.产品概述      2.产品特点      3.应用范围     4.技术规格书下载(PDF文档)

   5.产品封装      6.电路原理图     7.相关产品

一.产品概述


     CXSU6355 Series is a PFM Step-up DC/DC converter IC with low supply current by CMOS process. High frequency noise that occurs during switching is reduced by using advanced circuit designed, output voltage is programmable in 0.1V steps between 1.8V~5.0V and maximum frequency is 350KHz(TYP.). A low ripple, high efficiency step-up DC/DC converter can be constructed of CXSU6355Xxx with only two external components. CXSU6355Xxx is suitable for use with battery-powered instruments with low noise and low supply current.  

二.产品特点


 High efficiency:95% 

 Maximum frequency:350KHz

 Low Quiescent Current:13μA

 Input Voltage: 0.9V~5.0V

 Output Voltage Range:1.8V to 5.0V

 High Accuracy:± 2%

 Low ripple and Low noise

 Package: SOT23-3, SOT23-5,SOT23,SOT89-3, TO-92

三.应用范围


 Power source for battery-powered equipment

 Power source for Wireless mouse,toys, Cameras, VCRs, PDAs, MP3, and Led lighting etc    

四.技术规格书(产品PDF)


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

 QQ截图20160419174301.jpg

五.产品封装图


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六.电路原理图


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七.相关芯片选择指南   更多同类产品......


Step-Up   DC/DC Converter(升压DC/DC转换器)

Part 

MODE

VIN

VOUT

Accu

FOSC

Eff.

Application

Package

CXSU6341

PFM

0.9-6.5V

3.0-5.0V

±2.5%

100K

85%

①②③④⑤⑥⑧

SOT23-3/SOT23-5/SOT89-3

CXSU6342

PWM

0.9-6.5V

3.0-5.0V

±2.5%

100K

87%

①②③④⑤⑥⑧

SOT23-3/SOT23-5/SOT89-3

CXSU6343

PFM

0.9-6.5V

2.7-5.6V

±2.5%

180K

85%

①②③④⑤⑥⑦

SOT23-5/SOT89-3/SOT23-3/TO92

CXSU6344

PFM/PWM

0.9-6.5V

<20V

±2%

300K

88%

⑥⑦⑨⑩

SOT23-5

CXSU6345

PFM

0.9-6.5V

1.8-6.0V

±2%

150K/

85%

①②③④⑤⑥

SOT89-3//SOT23-5/SOT23-3

CXSU6346

PFM/PWM

0.9-6.5V

<20V

±2%

300K

88%

⑥⑦⑨⑩

SOT23-5

CXSU6347

CHARGE

2.7-5.5V

5.0V

±3%

650K

81%

①②④⑦⑧

SOT23-6

CXSU6348

PFM/PWM

0.9-6.5V

<20V

±2%

1M

85%

⑥⑦⑨⑩

SOT23-5/

CXSU6349

PFM/PWM

0.9-6.5V

<20V

±2%

1M

85%

⑥⑦⑨⑩

SOT23-5/SOT89-5

CXSU6350

PFM/PWM

2.5-5.0V

<12V

±2%

1M

85%

⑥⑦⑨⑩

SOT23-6

CXSU6351

PFM/PWM

2.5-5.0V

<20V

±2%

1M

88%

①⑥⑦⑨⑩

SOT23-6

CXSU6352

PFM/PWM

0.9-6.5V

<20V

±2%

1.2M

85%

⑥⑦⑨⑩

SOT23-6

CXSU6353

PFM/PWM, Synchronous

2.9-4.4V

<5.5V

±2%

1M

94%

①②④⑦

ESOP8

CXSU6354

PFM, Synchronous

0.9-6.5V

1.8-6.0V

±2%

330K

85%

①②③④⑤⑥

SOT89-3/   SOT23-5/SOT23-3

CXSU6355

PFM, Synchronous

0.9-5.0V

1.8-5.0V

± 2%

400K

95%

①②④⑥⑦

SOT89/SOT23/SOT23-5/TO92

CXSU6356

PFM, Synchronous

0.9-6.0V

1.8-6.0V

±2%

140K

81%

①②③④⑤⑥

SOT89/SOT23-3

Applications: ①Battery powered   equipment②Wireless mouse, Wireless keyboard③Toys④Camera, Video   camera⑤VCR⑥PDA⑦LED Lighting⑧Wireless communication equipment⑨MID⑩Audio   equipment

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