ONSEMI +12V Linear Voltage Regulator 7812 TO-220-3

The ONSEMI +12V Linear Voltage Regulator is a robust and reliable component designed for a wide variety of applications, including local and on-card regulation. Delivering a fixed output voltage of 12V, this regulator is engineered to provide consistent performance without the need for external components, simplifying circuit design and implementation.

Safety and durability are paramount in its design. The device features internal current limiting, thermal shutdown, and safe-area compensation to protect the circuit under demanding conditions. With adequate heat sinking, this regulator can deliver output currents in excess of 1.0A, making it suitable for more power-intensive applications. Although primarily designed as a fixed voltage regulator, it can be used with external components to obtain adjustable voltages and currents, offering excellent versatility.

Key Features

• Fixed output voltage of 12V
• No external components required for standard operation
• Internal thermal overload protection
• Internal short-circuit current limiting
• Output transistor safe-area compensation
• Available in 1.5%, 2%, and 4% voltage tolerances

Encased in a TO-220-3 package, this through-hole mounted regulator operates efficiently across a temperature range of 0°C to 125°C. It accepts an input voltage between 19V and 35V, ensuring stable output under varying supply conditions.