The 12V Voltage Regulator IC is a standard three-terminal positive linear voltage regulator designed to deliver a steady, regulated 12V DC output from a higher DC input voltage (typically 14.5V to…
The 12V Voltage Regulator IC is a standard three-terminal positive linear voltage regulator designed to deliver a steady, regulated 12V DC output from a higher DC input voltage (typically 14.5V to 35V DC). Housed in the heavy-duty TO-220 package, this IC can deliver up to 1.5A of continuous output current when provided with adequate heatsinking.
Featuring integrated thermal overload protection, internal short-circuit current limiting, and output transistor safe-area protection, the L7812CV is built to prevent component damage during electrical faults or high thermal stress. Its robust construction makes it an industry-standard choice for stabilizing noisy DC power lines and converting unregulated transformer outputs to smooth 12V power rails.
The L7812CV is widely used to power 12V relays, DC motors, audio preamplifiers, cooling fans, and operational amplifier circuits. It features through-hole pins with a standard 2.54mm pitch that easily fit into breadboards, stripboards, perfboards, and custom printed circuit boards (PCBs), making it compatible with Arduino, ESP32, Raspberry Pi, PIC, AVR, and general DIY electronics projects.
| Output Voltage | +12V DC (Fixed, ±4% tolerance) |
|---|---|
| Input Voltage Range | 14.5V to 35V DC (V_IN must be at least 2.5V higher than V_OUT) |
| Maximum Output Current | 1.5A (With proper heatsink) |
| Package Type | TO-220 (Through-Hole DIP) |
| Terminal Layout | V_IN - GND - V_OUT (Standard 78xx pinout) |
What is the operating voltage?
+12V DC (Fixed, ±4% tolerance).
Is it compatible with Arduino and ESP32?
Yes. It works with Arduino, ESP32, Raspberry Pi projects.
Can I buy the 12V Voltage Regulator IC in Kanpur?
Yes – buy online with delivery across India, or pick it up from the iTechBuilders store, Damodar Nagar, Kanpur.
