CXSU6339

CXSU6339是一个升压转换器,它提供增强的输出来自低压电源的电压。因为它的专利设计,它开始在非常低的输入电压下上升至0.9V,待机时仅消耗15uA,使其成为单电池碱性/镍氢电池操作的理想选择开关频率为1MHz,通过允许使用微型,低剖面感应器和陶瓷电容器。电流型PWM设计是内部补偿的,减少了外部部件的数量

输出电流高达300毫安内同步整流器CXSU6339升压转换器开关频率为1MHz低噪声PWM控制补偿电流模式控制

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产品订购

产品简介

目录MJX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) MJX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MJX嘉泰姆

 MJX嘉泰姆

一,产品概述(General Description)      MJX嘉泰姆
直线MJX嘉泰姆
     The CXSU6339 is a step-up converter that provides a boosted outputMJX嘉泰姆

 voltage from a low voltage source. Because of its proprietary design, it startsMJX嘉泰姆

 up at a very low input voltage down to 0.9V, and only consumes 15uA at standby, MJX嘉泰姆

making it an ideal choice for single cell alkaline/NiMH battery operations.A MJX嘉泰姆

switching frequency of 1MHz minimizes solution footprint by allowing the use MJX嘉泰姆

of tiny, low profile  inductors and ceramic capacitors. The current mode PWM MJX嘉泰姆

design is internally compensated, reducing external parts count.CXSU6339 MJX嘉泰姆

is available in SOT23-3 and SOT89-3 Package.MJX嘉泰姆

二.产品特点(Features)MJX嘉泰姆
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Efficiency up to 94%@Vin=3.3V, Vout=5.5VMJX嘉泰姆

Typical 15uA standby currentMJX嘉泰姆

1MHz Switching Frequency allows smallMJX嘉泰姆

inductor and output capMJX嘉泰姆

Input boost-strapping allows using small orMJX嘉泰姆

no input capMJX嘉泰姆

Low Vin Start-up Voltage down to 0.9V IdealMJX嘉泰姆

for Single Alkaline Cell operationsMJX嘉泰姆

Maximum Output Current up to 300mAMJX嘉泰姆

Low Noise PWM controlMJX嘉泰姆

Internally Compensated Current Mode ControlMJX嘉泰姆

Internal Synchronous RectifierMJX嘉泰姆

Available in SOT23-3 and SOT89-3MJX嘉泰姆

三,应用范围 (Applications)MJX嘉泰姆
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One to Three Cell Battery Operated DevicesMJX嘉泰姆

Medical InstrumentsMJX嘉泰姆

Bluetooth HeadsetsMJX嘉泰姆

Flash-Based MP3 PlayersMJX嘉泰姆

Noise Canceling HeadphonesMJX嘉泰姆

四.技术规格书下载(产品PDF)MJX嘉泰姆
直线MJX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MJX嘉泰姆

 QQ截图20160419174301.jpgMJX嘉泰姆

五,产品封装图 (Package)MJX嘉泰姆
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QQ截图20160417102557.jpgMJX嘉泰姆
六.电路原理图MJX嘉泰姆
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blob.pngMJX嘉泰姆

七,功能概述MJX嘉泰姆
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SymbolMJX嘉泰姆

ParameterMJX嘉泰姆

ConditionsMJX嘉泰姆

MinMJX嘉泰姆

TypMJX嘉泰姆

MaxMJX嘉泰姆

UnitMJX嘉泰姆

VinMJX嘉泰姆

Input Voltage RangeMJX嘉泰姆

 

0.9MJX嘉泰姆

 

5MJX嘉泰姆

VMJX嘉泰姆

VstartMJX嘉泰姆

Startup VoltageMJX嘉泰姆

Iout = 1mAMJX嘉泰姆

 

0.9MJX嘉泰姆

 

VMJX嘉泰姆

VholdMJX嘉泰姆

Hold VoltageMJX嘉泰姆

Iout = 50mAMJX嘉泰姆

 

0.5MJX嘉泰姆

0.7MJX嘉泰姆

VMJX嘉泰姆

VoutMJX嘉泰姆

Output Voltage RangeMJX嘉泰姆

 

1.8MJX嘉泰姆

 

5.5MJX嘉泰姆

VMJX嘉泰姆

 

Output voltage accuracyMJX嘉泰姆

Iout = 0mAMJX嘉泰姆

 

2MJX嘉泰姆

 

%MJX嘉泰姆

 

Line regulationMJX嘉泰姆

Iout = 50mAMJX嘉泰姆

 

0.1MJX嘉泰姆

0.2MJX嘉泰姆

%/VMJX嘉泰姆

 

Load regulationMJX嘉泰姆

Iout = 0~300mAMJX嘉泰姆

 

1MJX嘉泰姆

2MJX嘉泰姆

%MJX嘉泰姆

FsocMJX嘉泰姆

Switching FrequencyMJX嘉泰姆

Vout=0.95Vo, No inductorMJX嘉泰姆

0.7MJX嘉泰姆

1MJX嘉泰姆

1.4MJX嘉泰姆

MHzMJX嘉泰姆

 

Max Duty cycleMJX嘉泰姆

Vout=0.95Vo, No inductorMJX嘉泰姆

85MJX嘉泰姆

90MJX嘉泰姆

95MJX嘉泰姆

%MJX嘉泰姆

IQMJX嘉泰姆

Quiescent Current at VoutMJX嘉泰姆

Vout=1.05*VoMJX嘉泰姆

5MJX嘉泰姆

8MJX嘉泰姆

15MJX嘉泰姆

uAMJX嘉泰姆

Supply current at VinMJX嘉泰姆

Iout = 0mAMJX嘉泰姆

   

20MJX嘉泰姆

uAMJX嘉泰姆

 

EfficiencyMJX嘉泰姆

Iout = 100mAMJX嘉泰姆

85MJX嘉泰姆

   

%MJX嘉泰姆

RdsonPMJX嘉泰姆

PMOS RdsonMJX嘉泰姆

Isw =100mAMJX嘉泰姆

 

400MJX嘉泰姆

600MJX嘉泰姆

mohmMJX嘉泰姆

RdsonNMJX嘉泰姆

NMOS RdsonMJX嘉泰姆

Isw =100mAMJX嘉泰姆

 

200MJX嘉泰姆

300MJX嘉泰姆

mohmMJX嘉泰姆

IswlkMJX嘉泰姆

SW Leakage CurrentMJX嘉泰姆

Vout=5.2V, Vsw=0 or 5.2VMJX嘉泰姆

   

1MJX嘉泰姆

uAMJX嘉泰姆

八,相关芯片选择指南MJX嘉泰姆
直线MJX嘉泰姆

升压型DC/DC转换器(DC/DC Step-up Converter )MJX嘉泰姆

Part No.MJX嘉泰姆

MODEMJX嘉泰姆

VINMJX嘉泰姆

VOUTMJX嘉泰姆

IQMJX嘉泰姆

FOSCMJX嘉泰姆

Eff.MJX嘉泰姆

Accu.MJX嘉泰姆

Power switchingMJX嘉泰姆

IOUTMJX嘉泰姆

PackageMJX嘉泰姆

CXSU6337MJX嘉泰姆

PFMMJX嘉泰姆

0.8~5.5VMJX嘉泰姆

2.5~6V 100mV StepMJX嘉泰姆

4μAMJX嘉泰姆

450KHzMJX嘉泰姆

85%MJX嘉泰姆

±2%MJX嘉泰姆

Internal MOSFETMJX嘉泰姆

300mAMJX嘉泰姆

SOT89-3 SOT23-3 SOT23-5MJX嘉泰姆

CXSU6337CMJX嘉泰姆

PFMMJX嘉泰姆

0.8~5.5VMJX嘉泰姆

2.5~6V 100mV StepMJX嘉泰姆

6μAMJX嘉泰姆

400KHzMJX嘉泰姆

90%MJX嘉泰姆

±2%MJX嘉泰姆

External MOSFETMJX嘉泰姆

-MJX嘉泰姆

SOT89-5 SOT23-3 SOT23-5MJX嘉泰姆

CXSU6338BMJX嘉泰姆

Sync Boost PFM/PWMMJX嘉泰姆

0.85~5VMJX嘉泰姆

3.3, 5V, ADJMJX嘉泰姆

25μAMJX嘉泰姆

1MHzMJX嘉泰姆

95%MJX嘉泰姆

±2%MJX嘉泰姆

Internal Sync RectifierMJX嘉泰姆

300mAMJX嘉泰姆

SOT23-5MJX嘉泰姆

CXSU6339MJX嘉泰姆

Sync Boost PWMMJX嘉泰姆

0.9~5VMJX嘉泰姆

1.8~3.6VMJX嘉泰姆

8μAMJX嘉泰姆

1MHzMJX嘉泰姆

94%MJX嘉泰姆

±2%MJX嘉泰姆

Internal Sync   RectifierMJX嘉泰姆

300mAMJX嘉泰姆

SOT89-3 SOT23-3 SOT23-5MJX嘉泰姆

CXSU6340MJX嘉泰姆

Sync Boost PWMMJX嘉泰姆

0.9~5VMJX嘉泰姆

1.8~3.6VMJX嘉泰姆

8μAMJX嘉泰姆

1MHzMJX嘉泰姆

94%MJX嘉泰姆

±2%MJX嘉泰姆

Internal Sync RectifierMJX嘉泰姆

300mAMJX嘉泰姆

SOT89-3 SOT23-3 SOT23-5MJX嘉泰姆

◀ 上一篇:低压电源升压输出电压转换器CXSU6338B单碱性镍氢电池1MHz的开关频率效率高达95%输出电流300毫安同步整流器

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