L7912CV

Overview of L7912CV

The L7912CV is a linear voltage regulator optimized for negative voltage regulation with a fixed output of -12V. It provides excellent performance for various electronic devices requiring a stable negative voltage source.

Pinout

The L7912CV pinout refers to the configuration and function of each pin in its TO-220 package. This package typically includes a diagram showing the layout of the pins when viewed from the top down with pins named sequentially. Each pin on the L7912CV has a specific role such as power supply input, ground connection, or signal interface. The pinout details are crucial for integrating this component into a circuit as they ensure correct connections for optimal device performance. Designers and engineers must refer to the datasheet provided by the manufacturer to get accurate information regarding each pin's function and electrical characteristics.

Features

• The L7912CV has a fixed output of -12V: This feature allows for precise voltage regulation in electronic circuits.
• Maximum input voltage of 35V: This ensures the device can operate safely within its specified power supply range.
• Output current of 1.5A: This feature enables the L7912CV to provide a significant amount of negative voltage for various applications.
• Dropout voltage of 2V: This ensures efficient operation and minimizes power consumption.
• Thermal shutdown and overcurrent protection features: These safety features prevent damage to the device in case of excessive heat or current.

Applications

• The L7912CV is commonly used in electronic circuits to generate a fixed negative output voltage: This feature makes it suitable for various applications such as power supplies, voltage regulators, and other devices requiring a stable negative voltage source.
• Finds applications in power supplies, voltage regulators, and various electronic devices requiring a stable negative voltage source: The L7912CV is an essential component in many electronic systems that require precise voltage regulation.

Advantages and Disadvantages

Advantages

• Precise voltage regulation: The L7912CV provides a fixed output of -12V, ensuring accurate voltage regulation in electronic circuits.
• High output current: With an output current of 1.5A, the L7912CV can provide a significant amount of negative voltage for various applications.

Disadvantages

• Limited input voltage range: The maximum input voltage of 35V may not be suitable for all electronic systems requiring higher input voltages.

Equivalents

For similar functionalities, consider these alternatives to the L7912CV:

• L7910CV: This device also provides a fixed output of -12V and is suitable for various electronic applications requiring negative voltage regulation.
• L7960CV: This component offers a similar functionality with a fixed output of -15V, making it suitable for applications that require higher negative voltages.

Frequently Asked Questions

Q: What is the maximum input voltage of the L7912CV?
A: The maximum input voltage of the L7912CV is 35V.

Q: What is the output current of the L7912CV?
A: The output current of the L7912CV is 1.5A.

Q: Does the L7912CV have thermal shutdown and overcurrent protection features?
A: Yes, the L7912CV has thermal shutdown and overcurrent protection features to prevent damage to the device in case of excessive heat or current.

Q: What is the fixed output voltage of the L7912CV?
A: The fixed output voltage of the L7912CV is -12V.