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CXSD6186 step-down current-mode DC-DC converter the constant-frequency PWM control performs excellen
发表时间:2020-04-09浏览次数:172
CXSD6186 step-down current-mode DC-DC converter the constant-frequency PWM control performs excellen
 

一.目录aFA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(PDF文档)aFA嘉泰姆

   5.产品封装      6.电路原理图     7.相关产品aFA嘉泰姆

二.产品概述aFA嘉泰姆


     The CXSD6186 is a step-down current-mode, DC-DC converter. At heavy load, the constant-frequency PWM control performs excellent stability and transient response. To ensure the longest battery life in portable applications, the CXSD6186 provides a power-saving pulse -Skipping Modulation (PSM) mode to reduce quiescent current under light load operation to save power. The CXSD6186 supports a range of input voltages from 2.5V to 5.5V, allowing the use of a single Li+/Li-polymer cell, multiple Alkaline/NiMH cell, USB, and other standard power sources. The output voltage is adjustable from 0.6V to the input voltage, while the part number suffix CXSD6186 indicates pre-set output voltage of 3.3V, 2.8V, 2.5V, 1.8V, 1.5V, 1.2V or adjustable. All versions employ internal power switch and synchronous rectifier for to minimize external part count and realize high efficiency. During shutdown, the input is disconnected from the output and the shutdown current is less than 0.1μA. Other key features include under-voltage lockout to prevent deep battery discharge.  aFA嘉泰姆

三.产品特点aFA嘉泰姆


 ● Efficiency up to 96%aFA嘉泰姆

 ● Only 40μA (TYP.) Quiescent CurrentaFA嘉泰姆

 ● Output Current: Up to 1AaFA嘉泰姆

 ● Internal Synchronous RectifieraFA嘉泰姆

 ● 1.5MHz Switching FrequencyaFA嘉泰姆

 ● Soft StartaFA嘉泰姆

 ● Under-Voltage LockoutaFA嘉泰姆

 ● Short Circuit ProtectionaFA嘉泰姆

 ● Thermal ShutdownaFA嘉泰姆

四.应用范围aFA嘉泰姆


 ● Cellular PhoneaFA嘉泰姆

 ● Portable ElectronicsaFA嘉泰姆

 ● Wireless DevicesaFA嘉泰姆

 ● Cordless PhoneaFA嘉泰姆

 ● Computer PeripheralsaFA嘉泰姆

 ● Battery Powered WidgetsaFA嘉泰姆

 ● Electronic ScalesaFA嘉泰姆

 ● Digital Frame    aFA嘉泰姆

五.技术规格书(产品PDF)aFA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aFA嘉泰姆

 QQ截图20160419174301.jpgaFA嘉泰姆

六.产品封装图aFA嘉泰姆


 blob.png aFA嘉泰姆

七.电路原理图aFA嘉泰姆


blob.png   aFA嘉泰姆

八.相关芯片选择指南     更多同类产品.......aFA嘉泰姆


Step-Down   DC/DC Converter(降压DC/DC转换器)aFA嘉泰姆

Part   NumberaFA嘉泰姆

MODEaFA嘉泰姆

VINaFA嘉泰姆

IOUT aFA嘉泰姆

AccuaFA嘉泰姆

IQaFA嘉泰姆

FOSCaFA嘉泰姆

Eff.aFA嘉泰姆

CXSD6185aFA嘉泰姆

PFM/PWMaFA嘉泰姆

0.9-6.5VaFA嘉泰姆

500mAaFA嘉泰姆

±2%aFA嘉泰姆

60uAaFA嘉泰姆

1.2MaFA嘉泰姆

93%aFA嘉泰姆

CXSD6186aFA嘉泰姆

PWM SynchronousaFA嘉泰姆

2.5-5.5VaFA嘉泰姆

1AaFA嘉泰姆

±2%aFA嘉泰姆

40uAaFA嘉泰姆

1.5MaFA嘉泰姆

96%aFA嘉泰姆

CXSD6187aFA嘉泰姆

PWM SynchronousaFA嘉泰姆

2.5-5.0VaFA嘉泰姆

2AaFA嘉泰姆

±2%aFA嘉泰姆

40uAaFA嘉泰姆

1.5MaFA嘉泰姆

96%aFA嘉泰姆

CXSD6188aFA嘉泰姆

PWMaFA嘉泰姆

4.75-40VaFA嘉泰姆

1AaFA嘉泰姆

±1.5%aFA嘉泰姆

1.3mAaFA嘉泰姆

550K HzaFA嘉泰姆

90%aFA嘉泰姆

CXSD6189aFA嘉泰姆

PWM SynchronousaFA嘉泰姆

4.5-18VaFA嘉泰姆

5AaFA嘉泰姆

±1.5%aFA嘉泰姆

1.6mAaFA嘉泰姆

500K HzaFA嘉泰姆

95%aFA嘉泰姆

CXSD6190aFA嘉泰姆

PWM BuckaFA嘉泰姆

4.75-40VaFA嘉泰姆

3AaFA嘉泰姆

±2.5%aFA嘉泰姆

0.4 mAaFA嘉泰姆

160K HzaFA嘉泰姆

95%aFA嘉泰姆

CXSD6191aFA嘉泰姆

PWM BuckaFA嘉泰姆

4.75-40VaFA嘉泰姆

3AaFA嘉泰姆

±2.5%aFA嘉泰姆

0.4 mAaFA嘉泰姆

160K HzaFA嘉泰姆

95%aFA嘉泰姆

Applications:①Mobile phone②Bluetooth equipment③PDA④Portable communication   equipment⑤Camera Video, camera⑥Cordless phone⑦PC⑧Simple high-efficiency   step-down (buck) regulator⑨On-card switching regulators⑩Positive to negative   converter ⑪Industrial distributed power applications⑫Battery powered   equipmentaFA嘉泰姆

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