LM7812 Voltage Regulator – 12V Fixed Linear Regulator IC (TO-220) for Power Supply Circuits
The LM7812 is a fixed 12V linear voltage regulator IC that provides a stable and regulated 12V DC output. It is ideal for power supply designs, microcontroller systems, motor drivers, and other electronics that require a consistent 12V source. Packaged in a robust TO-220 form, it supports up to 1A output current with proper heat dissipation.
 
Key Features:
Fixed 12V Output
Converts input voltage into a regulated 12V DC output.
Wide Input Voltage Range
Operates from 14V to 35V input voltage for flexible power supply integration.
High Output Current
Delivers up to 1A with adequate heat sinking.
Built-in Protection
Includes overheat protection, short circuit protection, and safe operating area protection.
TO-220 Package
Durable and easy to mount on PCBs or heatsinks for effective thermal management.
 
Applications:
12V regulated power supply circuits
Powering 12V fans, relays, sensors, and modules
Motor driver and automation systems
Robotics and embedded electronics
Arduino, Raspberry Pi, and microcontroller-based systems
 
Package Includes:
1 × LM7812 Voltage Regulator IC 
 
Specifications:
Output Voltage: 12V DC (fixed)
Input Voltage Range: 14V to 35V
Output Current: Up to 1A
Dropout Voltage: ~2V typical
Package Type: TO-220
Protection Features: Short circuit, thermal overload
Mounting Type: Through-hole
 
Dimensions:
Length: 10 mm
Width: 4.5 mm
Height: 15 mm
 
Weight: 1.2 g
 
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