Engineering guides for electrical power, voltage, current, resistance, energy, AC power, efficiency, power dissipation, batteries, and power supply design.
4 available guides
Build source-to-load budgets using real and apparent power, power factor, supply current, conversion efficiency, voltage drop, usable battery energy, and runtime derating.
Learn the fundamentals of electrical power, including voltage, current, resistance, watts, energy, Ohm's law, DC and AC power, efficiency, power dissipation, and practical calculations.
Learn how to calculate power dissipation and choose safe component power ratings for resistors, diodes, BJTs, MOSFETs, regulators, PCB traces, and power supplies using thermal limits, derating, and real operating conditions.
Design for startup inrush and select fuses using load current, pulse duration, time-current curves, I²t, derating, voltage rating, breaking capacity, and fault coordination.
