minus-squarequiescentcurrent@discuss.tchncs.detoAsk Electronics@discuss.tchncs.de•safe?linkfedilinkEnglisharrow-up0·11 days agoThen this is not safe. The maximum charge voltage for a lithium cell is 4.2V while USB will provide 5V. It may work for a while, it may fail in a safe state or something gets hot and burns. linkfedilink
Then this is not safe.
The maximum charge voltage for a lithium cell is 4.2V while USB will provide 5V. It may work for a while, it may fail in a safe state or something gets hot and burns.