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电流模式PWM内部补偿CXSU6340低压电源的升压输出电压逻辑控制陶瓷电容器输出电流300毫安
发表时间:2020-06-03浏览次数:165
电流模式PWM内部补偿CXSU6340低压电源的升压输出电压逻辑控制陶瓷电容器输出电流300毫安
 

目录ksu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) ksu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ksu嘉泰姆

 ksu嘉泰姆

一,产品概述(General Description)      ksu嘉泰姆
直线ksu嘉泰姆
      The CXSU6340 is a step-up converter that provides a boosted output voltage ksu嘉泰姆

from a low voltage source. Because of its proprietary design, it starts up at ksu嘉泰姆

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

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

frequency of 1MHz minimizes solution footprint by allowing the use of tiny, lowksu嘉泰姆

profile inductors and ceramic capacitors. The current mode PWM design is internallyksu嘉泰姆

compensated, reducing external parts count.ksu嘉泰姆

  CXSU6340 is available in SOT23-5 Package.ksu嘉泰姆

二.产品特点(Features)ksu嘉泰姆
直线ksu嘉泰姆

Efficiency up to 94%@Vin=3.0V, Vout=5.0Vksu嘉泰姆

Typical 15uA standby currentksu嘉泰姆

1MHz Switching Frequency allows small inductor and output capksu嘉泰姆

Input boost-strapping allows using small or no input capksu嘉泰姆

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

for Single Alkaline Cell operationsksu嘉泰姆

Maximum Output Current up to 300mAksu嘉泰姆

Low Noise PWM controlksu嘉泰姆

Internally Compensated Current Mode Controlksu嘉泰姆

Internal Synchronous Rectifierksu嘉泰姆

Logic Control Shutdown (IQ<1uA)ksu嘉泰姆

Available in SOT23-5ksu嘉泰姆

三,应用范围 (Applications)ksu嘉泰姆
直线ksu嘉泰姆

One to Three Cell Battery Operated Devicesksu嘉泰姆

Medical Instrumentsksu嘉泰姆

Bluetooth Headsetsksu嘉泰姆

Flash-Based MP3 Playersksu嘉泰姆

Noise Canceling Headphonesksu嘉泰姆

四.技术规格书下载(产品PDF)ksu嘉泰姆
直线ksu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ksu嘉泰姆

 QQ截图20160419174301.jpgksu嘉泰姆

五,产品封装图 (Package)ksu嘉泰姆
直线ksu嘉泰姆
QQ截图20160417132036.jpgksu嘉泰姆
六.电路原理图ksu嘉泰姆
直线ksu嘉泰姆
blob.pngksu嘉泰姆

七,功能概述ksu嘉泰姆
直线ksu嘉泰姆

Parameterksu嘉泰姆

Valueksu嘉泰姆

SW Voltageksu嘉泰姆

-0.3 ~ 6Vksu嘉泰姆

EN, OUT Voltageksu嘉泰姆

-0.3 ~ 6Vksu嘉泰姆

Max Operating Junction Temperature(Tj)ksu嘉泰姆

125°Cksu嘉泰姆

Maximum Power Dissipationksu嘉泰姆

SOT23-5ksu嘉泰姆

450mWksu嘉泰姆

Ambient Temperature(Ta)ksu嘉泰姆

-40°C – 85°Cksu嘉泰姆

Storage Temperature(Ts)ksu嘉泰姆

-55°C - 150°Cksu嘉泰姆

Lead Temperature & Timeksu嘉泰姆

260°C, 10Sksu嘉泰姆

八,相关芯片选择指南ksu嘉泰姆
直线ksu嘉泰姆

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

Part No.ksu嘉泰姆

MODEksu嘉泰姆

VINksu嘉泰姆

VOUTksu嘉泰姆

IQksu嘉泰姆

FOSCksu嘉泰姆

Eff.ksu嘉泰姆

Accu.ksu嘉泰姆

Power switchingksu嘉泰姆

IOUTksu嘉泰姆

Packageksu嘉泰姆

CXSU6337ksu嘉泰姆

PFMksu嘉泰姆

0.8~5.5Vksu嘉泰姆

2.5~6V 100mV Stepksu嘉泰姆

4μAksu嘉泰姆

450KHzksu嘉泰姆

85%ksu嘉泰姆

±2%ksu嘉泰姆

Internal MOSFETksu嘉泰姆

300mAksu嘉泰姆

SOT89-3 SOT23-3 SOT23-5ksu嘉泰姆

CXSU6337Cksu嘉泰姆

PFMksu嘉泰姆

0.8~5.5Vksu嘉泰姆

2.5~6V 100mV Stepksu嘉泰姆

6μAksu嘉泰姆

400KHzksu嘉泰姆

90%ksu嘉泰姆

±2%ksu嘉泰姆

External MOSFETksu嘉泰姆

-ksu嘉泰姆

SOT89-5 SOT23-3 SOT23-5ksu嘉泰姆

CXSU6338Bksu嘉泰姆

Sync Boost PFM/PWMksu嘉泰姆

0.85~5Vksu嘉泰姆

3.3, 5V, ADJksu嘉泰姆

25μAksu嘉泰姆

1MHzksu嘉泰姆

95%ksu嘉泰姆

±2%ksu嘉泰姆

Internal Sync Rectifierksu嘉泰姆

300mAksu嘉泰姆

SOT23-5ksu嘉泰姆

CXSU6339ksu嘉泰姆

Sync Boost PWMksu嘉泰姆

0.9~5Vksu嘉泰姆

1.8~3.6Vksu嘉泰姆

8μAksu嘉泰姆

1MHzksu嘉泰姆

94%ksu嘉泰姆

±2%ksu嘉泰姆

Internal Sync   Rectifierksu嘉泰姆

300mAksu嘉泰姆

SOT89-3 SOT23-3 SOT23-5ksu嘉泰姆

CXSU6340ksu嘉泰姆

Sync Boost PWMksu嘉泰姆

0.9~5Vksu嘉泰姆

1.8~3.6Vksu嘉泰姆

8μAksu嘉泰姆

1MHzksu嘉泰姆

94%ksu嘉泰姆

±2%ksu嘉泰姆

Internal Sync Rectifierksu嘉泰姆

300mAksu嘉泰姆

SOT89-3 SOT23-3 SOT23-5ksu嘉泰姆

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