L7809CV

The L7809CV is a voltage regulator IC capable of providing a fixed 9V output voltage with a maximum output current of 1.5A. It is designed for use in various electronic applications requiring a stable and regulated power supply.

Pinout

(Note: The pin configuration below is a general representation. Refer to the specific datasheet for precise details.)

• Input: Input voltage
• GND: Ground connection
• Output: Regulated output voltage (9V)

Circuit Diagram

Incorporate a circuit diagram illustrating the connections and operation of the L7809CV IC for a visual representation.

Key Features

• Fixed Output Voltage: Provides a stable 9V output voltage, suitable for a wide range of applications.
• High Current Capability: Capable of delivering up to 1.5A of output current, making it suitable for powering various electronic components.
• Thermal Overload Protection: Includes built-in thermal shutdown and current limiting protection features to safeguard the IC from overheating and overcurrent conditions.
• Wide Input Voltage Range: Accepts input voltages ranging from 11V to 35V, allowing flexibility in power supply configurations.

Note: For detailed technical specifications, please refer to the L7809CV datasheet.

Application

• Power Supply: Ideal for providing a regulated 9V power supply in electronic circuits, such as audio amplifiers, LED drivers, and motor controllers.
• Battery Charging: Can be used in battery charging circuits to regulate the charging voltage for rechargeable batteries.
• DC-DC Conversion: Suitable for use in DC-DC converter circuits to step down higher input voltages to a stable 9V output.

Functionality

The L7809CV regulates the input voltage to a fixed 9V output, providing a stable power source for various electronic applications. It ensures reliable performance and protection against voltage fluctuations.

Usage Guide

• Input Voltage: Connect the Input pin to the desired input voltage source within the specified range.
• Ground Connection: Connect the GND pin to the ground reference of the circuit.
• Output Voltage: Obtain the regulated 9V output voltage from the Output pin for powering electronic components.

Frequently Asked Questions

Q: What is the maximum output current of the L7809CV?
A: The L7809CV can deliver a maximum output current of 1.5A.

Q: Is the L7809CV suitable for automotive applications?
A: Yes, the L7809CV can be used in automotive electronics systems, provided that the input voltage does not exceed the maximum specified limit.