The combination of an MIC5014/ 5015 and a power FET also provides an elegant solution to power relay drive. 12V 10µF Control Input ON OFF MIC5014 1 V+ NC 8 2 Input NC 7 3 Source NC 6 4 Gnd Gate 5 IRF540 Guardian Electric 1725-1C-12D Simple DC-DC Converter (Figure 11) The...