The LM78XX series of voltage regulators are commonly used in various electronics appliances and projects. LM7812 IC comes in the family and provides a fixed regulated output of 12V DC for a variable input voltage range of 14.5 to 27V DC.
The 7805 Voltage Regulator IC is a commonly used voltage regulator that finds its application in most of the electronics projects. It provides a constant +5V output voltage for a variable input voltage supply.
Automobiles nowadays are equipped with more communication modules like V2X and millimeter-wave radars, and meeting the noise immunity specifications of electronic equipment and EMC testing standards has become important.