Three AA batteries (3 x 1.5V) is used as emergency power sources for mobile devices or phone charging. Output current is limited to 0.5A and protected from out short circuit or high current drawn from the batteries.
Thursday, May 10, 2018
Designing Thermal Vias
Enhancing thermal transfer for FR-4 PCBs can be achieved cost-effectively by incorporating thermal vias and plated through-holes (PTH) betwe...
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A voltage divider resistor network could be used for stepping the monitored voltage down to the range necessary for A/D conversion. A pass... -
This EMI filter includes a common-mode filter and a differential-mode filter. Generally Differential mode filter filters noise less than 3...