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embedded-systems

Using diodes for one-way flow, flyback protection, reverse-polarity protection, and Zener clamping

taught

Taught in

  • Diodes

    Embedded Systems and the Internet of Things

Requires

Required by

Local knowledge map

Local knowledge map

Protecting a device from heat, moisture, condensation,… Using a logic-level N-channel MOSFET as a low-side switch: gate… Protecting circuits with fuses, series resistors and TVS… Using an NPN transistor as a low-side switch and… Using diodes for one-way flow, flyback protection,… Driving a GPIO pin as a digital output within its current… Driving a relay coil safely, with a flyback diode, and reading… Powering a board through USB, VIN, 5V or 3V3 without… Reading a board's per-pin and total GPIO current limits from… Explaining the voltage spike when current through a coil is… Sizing an LED's series resistor from supply, forward voltage, and… Applying Kirchhoff's voltage and current laws to check or solv… Computing an RC time constant and using the 63% and 5τ rules for… Computing power with P = VI and checking it against a part's…

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Solid arrows are required prerequisites; dashed are recommended or helpful. Lower rows are more foundational. Click any box to jump to that concept.