App note: Voltage Reference Application and Design Note

App note from Renesas on the basics of voltage reference. Link here (PDF)

Conceptually, a voltage reference is a very simple device with only one purpose in its life. Quite simply, the purpose of a voltage reference is to generate an exact output voltage no matter what happens with respect to its operating voltage, load current, temperature changes or the passage of time.

from Dangerous Prototypes https://ift.tt/2ECZaHn