Power 3 pins

LM7812

Fixed +12V linear regulator. 1A output, 78xx series, TO-220.

// connector diagram 3 pins

// loading diagram...

// Specifications

Output Voltage

+12V fixed

Input Voltage

14V – 35V

Output Current

1A (1.5A peak)

Dropout Voltage

~2V

Package

TO-220

Accuracy

±4%

// Pin Reference Table

Pin	Name	Function	Type
1	INPUT	Unregulated DC input	PWR
2	GND	Ground	GND
3	OUTPUT	Regulated +12V output	PWR

The LM7812 is a fixed +12V linear voltage regulator, part of the 78xx series. It provides a stable 12V output at up to 1A with thermal and current-limit protection.