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具有 SuperCap 充电功能的 LTC4420CDD SuperCap 备份的典型应用电路
LTC4420CDD 超级电容器备份和超级电容器充电的典型应用电路。 LTC4420 是一款双输入单片 PowerPath 优先级确定器,具有低工作电流,可提供备用切换功能,以便在掉电和断电情况下保持关键电路正常工作。与二极管“或”产品不同,即使非活动电源的电压大于活动 ...
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