THE CURRENT-VOLTAGE CHARACTERISTICS OF AN LED AND A MEASUREMENT OF PLANCK'S CONSTANT Physics 258/259 Max Planck (1858-1947) wa
Threshold voltage shifts after writing under LED light illumination at... | Download Scientific Diagram
![datasheet - What's the difference between typical and maximum forward voltage for an LED? - Electrical Engineering Stack Exchange datasheet - What's the difference between typical and maximum forward voltage for an LED? - Electrical Engineering Stack Exchange](https://i.stack.imgur.com/0KPZt.png)
datasheet - What's the difference between typical and maximum forward voltage for an LED? - Electrical Engineering Stack Exchange
![Why exactly does the point where this tangent line cuts the x-axis gives us the threshold voltage? Isn't the threshold voltage the minimum voltage needed to light up the LED? Why do Why exactly does the point where this tangent line cuts the x-axis gives us the threshold voltage? Isn't the threshold voltage the minimum voltage needed to light up the LED? Why do](https://i.redd.it/9fvt4nvp2uh81.jpg)