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wikiblog:decouplingcap:index [2022/06/22 10:07] COMFILE Technology |
wikiblog:decouplingcap:index [2024/02/01 11:19] (current) COMFILE Technology |
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====== Decoupling Capacitor ====== | ====== Decoupling Capacitor ====== | ||
- | If you are designing PCB now don't forget decoupling capacitor. | + | If you are designing PCB don't forget your decoupling capacitors. |
- | Decoupling capacitor is filtering noise. | + | A decoupling capacitor filters noise. |
{{ :decouplingcap:decoupling-capacitor.png?nolink |}} | {{ :decouplingcap:decoupling-capacitor.png?nolink |}} | ||
- | Location and route is very important. This picture explains all the suitable locations and route path. | + | Location and route is also very important. This picture explains the most suitable locations and route path. |
{{ :decouplingcap:decouplingcap_location.png?nolink |}} | {{ :decouplingcap:decouplingcap_location.png?nolink |}} | ||
- | I found the picture below on a semiconductor's datasheet. | + | Refer to the following figure below from a semiconductor's datasheet. |
{{ :decouplingcap:cap2.png?nolink |}} | {{ :decouplingcap:cap2.png?nolink |}} | ||
- | so it seems to put the VDD and VSS pins close together. | + | It is often best to put the VDD and VSS pins close together. |
- | capacitor capacity of 10nF ~ 100nF is suitable. | + | A capacitor capacity of 10nF ~ 100nF is typically suitable. |
[[wikiblog:index|Charles's Blog]] | [[wikiblog:index|Charles's Blog]] | ||