Easyeda 團隊連結 PCB設計教學文檔_過孔、線路載流能力 https://mouser.eetrend.com/blog/2019/100044997.html https://blog.csdn.net/weixin_44378239/article/details/103626655 http://www.dwenzhao.cn/cal/basic/ivia.html https://zhuanlan.zhihu.com/p/338150576?utm_id=0 https://www.ipcb.tw/tech/538.html [FPC,FFC](http://www.sunafpc.com/news/69.html) --- [PCB design Guideline](https://www.optimatech.net/knowledge-center/pcb-design-guidelines.aspx) [PCB Layout Thermal Design Guide](https://fscdn.rohm.com/en/products/databook/applinote/common/pcb_layout_thermal_design_guide_an-e.pdf) --- 好用的小工具 [snapmagic](https://www.snapmagic.com/) --- 1. 松香 https://www.youtube.com/watch?v=xVkt-_rMFl4 2. https://www.youtube.com/watch?v=qzTYrj30u-c 3. https://www.youtube.com/watch?v=s9fCNmhsqr4&t=205s 4.主被動式鋰電池均衡版https://www.youtube.com/watch?v=y_76Cwophdg 5. Altium Designer video 航模電池計算 假設有一顆25C,3s 2200ma,,,,需要注意的是,單芯電壓3.7V以下就要充電了,單芯4.2V即充滿。不用電池的時候要將電池放電到單芯3.85V,否則會脹氣。 鋰電池電芯結構基本是正極片、隔膜、負極片、電解液,一旦扎破鋰電池會造成其內部短路。 電池C的概念: C=倍率,指電池放電倍率和充電倍率。 比如2200mAh(毫安時)電池 30C/5C,意思是以2.2A電流可以放電一個小時(安時)*30C(倍率)=66A,瞬間放電電流最大可以達到66A(安)。 5C指的是充電倍率,計算方式相同2.2*5C=11A,最大可以用11A的電流給他充電充。 如果帶著兩組C,小的那組就是充電倍率。不寫的一般都是1-2C充電,如果高於此倍率充電就會傷害電池,電池會鼓包
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