STMicroelectronics

L7808CV-DG

The L7808CV-DG is a linear voltage regulator manufactured by STMicroelectronics. It is designed to provide a stable output voltage of 8V from an input voltage ranging from 9V to 35V. Here is a description of the model, its features, and applications:

Description:

The L7808CV-DG is a member of the L78xx family of linear voltage regulators, which are widely used for voltage regulation in various electronic circuits. This particular model is offered in a DG (Dual In-Line Package) package, which is a standard through-hole package with two parallel rows of pins for easy soldering and integration into printed circuit boards (PCBs).

Features:

1. Output Voltage: The L7808CV-DG provides a fixed output voltage of 8V.
2. Input Voltage Range: It can accept an input voltage between 9V and 35V, making it suitable for a wide range of power supply applications.
3. Load Regulation: The regulator has a typical load regulation of 1%, ensuring stable output voltage under varying load conditions.
4. Line Regulation: It offers a typical line regulation of 1%, maintaining a consistent output voltage despite changes in the input voltage.
5. Output Current: The L7808CV-DG can deliver an output current of up to 1A, which is suitable for various applications requiring moderate current levels.
6. Thermal Protection: The device includes internal thermal protection to prevent damage due to overheating.
7. Transient Response: It has a typical transient response of 10μs, allowing for quick recovery from transient events.
8. Output Short-Circuit Protection: The regulator is protected against short-circuit conditions on the output.

Applications:

1. Power Supply for Microcontrollers: The L7808CV-DG can be used to provide a stable 8V supply for microcontrollers and other integrated circuits.
2. Audio and Video Equipment: It can be used in audio and video equipment to ensure a stable voltage supply for the analog circuits.
3. Telecommunication Equipment: The regulator can be used in telecommunication devices to provide a stable voltage supply for signal processing circuits.
4. Industrial Control Systems: It can be used in industrial control systems for voltage regulation in various control and sensing circuits.
5. Test and Measurement Equipment: The L7808CV-DG can be used in test and measurement equipment to provide a stable reference voltage for accurate measurements.
6. Battery Charging Circuits: It can be used in battery charging circuits to regulate the charging voltage and protect the battery from overcharging.

In summary, the L7808CV-DG is a versatile linear voltage regulator that can be used in a wide range of applications requiring a stable 8V output voltage. Its features, such as thermal protection, short-circuit protection, and good load and line regulation, make it a reliable choice for various electronic circuits.