#欧姆定律
Fieldbook 中所有带有“欧姆定律”标签的指南和工具,涵盖全部主题。
2 篇- 电气工具
LED resistor calculator英文
Pick the series resistor for an LED from your supply and datasheet, with the nearest E24 value, real current, resistor watts, and what to check with a meter.
- 电气指南
Ohm's law: how voltage, current and resistance relate英文
What Ohm's law says, why V = IR works for a resistor and not an LED, and how to use it on a real circuit, with a live one-circuit explainer.