I have a voltage regulator to 3.3V that feeds a circuit with a PIC and a LoRa Module, the circuit transmits for 10 seconds and remains sleep for 5min, has a total current consumption of 16mAh. If the circuit is powered from the USB port of the PC it works continuously, but if I connect it to a Power…

Power Bank that supplies 5V to a circuit

system April 23, 2019, 4:58pm 2

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