You can combine a carefully chosen op amp, a low-threshold P-channel MOSFET, and two feedback resistors to make a rectifier circuit with less forward drop than a diode (Figure 1). The rectified output ...
Engineeringness on MSN
Diodes Explained: One-Way Current Flow in Electronics
This video explains what a diode is and how it controls the direction of current in electronic circuits. Diodes allow current ...
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