ON Semiconductor KA7912 - 3-Terminal 1A Negative Voltage Regulator

The ON Semiconductor KA7912 is a robust and reliable negative voltage regulator designed to offer a fixed output voltage of -12V with a current capacity of up to 1A. This component is part of the KA79xx series, which are three-terminal regulators well-suited for a wide range of applications requiring a stable negative voltage supply.

Key Features:

• Output Voltage: Fixed at -12V, which is ideal for various electronic circuits that require a stable negative voltage reference.
• Output Current: Capable of delivering up to 1A, making it suitable for medium power needs.
• Thermal Overload Protection: Integrated features safeguard the device against excessive heat and operational stress, ensuring long-term reliability.
• Short Circuit Protection: The built-in short circuit protection feature prevents damage to the regulator and the circuit in the event of a fault.
• No External Components Required: The KA7912 is designed to work without the need for external components, simplifying design and reducing overall system cost.
• Voltage Regulation: Excellent ability to maintain a constant voltage level despite changes in load conditions and input voltage.

Applications:

The KA7912 negative voltage regulator is versatile and can be used in a variety of electronic devices and projects. Typical applications include:

• Power supplies for operational amplifiers and other linear circuits
• Instrumentation and laboratory equipment
• Consumer electronics
• Automotive electronics
• Industrial control systems

Package and Mounting:

ON Semiconductor offers the KA7912 in a TO-220 package, which is widely used and easy to mount on printed circuit boards. The package is designed for through-hole mounting, providing a secure and durable connection suitable for various applications.

In summary, the ON Semiconductor KA7912 is a dependable choice for designers and hobbyists alike who require a stable -12V power source with a moderate current capacity. Its built-in protection features and ease of use make it a go-to component for numerous negative voltage regulation needs.