STMicroelectronics

L7809CV-DG  

Linear & Switching Voltage Regulators

The L7809CV-DG is a linear voltage regulator integrated circuit (IC) manufactured by STMicroelectronics. It is designed to provide a stable output voltage of 9V from an input voltage ranging from 10V to 35V. Here's a brief description, features, and applications of the L7809CV-DG:

Description:

The L7809CV-DG is a member of the L7800 series of positive voltage regulators, which are widely used for voltage regulation in a variety of electronic circuits. This specific model is available in a DG (Dual In-Line Package) package, which is a common type of package for small integrated circuits.

Features:

1. Output voltage: 9V
2. Input voltage range: 10V to 35V
3. Load regulation: typically ±1% (line regulation: typically ±1%)
4. Output current capability: up to 1.5A
5. Internal short-circuit protection
6. Thermal overload protection
7. Low dropout voltage
8. High line and load regulation
9. Compact and robust construction
10. Suitable for both general-purpose and high-reliability applications

Applications:

The L7809CV-DG is used in a wide range of applications where a stable 9V output is required. Some common applications include:

1. Power supplies for electronic devices
2. Voltage regulation in battery-powered systems
3. Voltage conversion in industrial equipment
4. Voltage stabilization in automotive electronics
5. Voltage regulation in telecommunications equipment
6. Voltage stabilization in computer peripherals
7. Voltage regulation in medical equipment
8. Voltage stabilization in test and measurement equipment

The L7809CV-DG is a reliable and versatile voltage regulator that can be used in various applications where a stable 9V output is needed. Its robust construction and high-reliability features make it suitable for both general-purpose and high-reliability applications.

L7809CV-DG Documents

Download datasheets and manufacturer documentation for L7809CV-DG

Datasheets :

L78      

Design Resources :

Cooling Requirements for Linear Voltage Regulator      

PCN Obsolescence/ EOL :

EOL- 11/May/2023      

HTML Datasheet :

L78