L78M05ACDT-TR

The L78M05ACDT-TR is a linear voltage regulator manufactured by STMicroelectronics, designed to provide a stable output voltage of 5V with a maximum output current of 500mA. This component is part of the L78 series of voltage regulators, which are known for their reliability and ease of use in various electronic applications.

Key Features:

1. Output Voltage: The L78M05ACDT-TR delivers a fixed output voltage of 5V, making it suitable for powering microcontrollers, sensors, and other low-power devices that require a stable voltage supply.

2. Current Rating: It can supply up to 500mA of output current, which is adequate for many low to moderate power applications.

3. Input Voltage Range: The device operates with an input voltage range typically from 7V to 35V, allowing for flexibility in power supply options. The dropout voltage is relatively low, which means it can maintain regulation even when the input voltage is close to the output voltage.

4. Thermal Protection: The L78M05ACDT-TR includes built-in thermal overload protection, which prevents the device from overheating and ensures safe operation under varying load conditions.

5. Short-Circuit Protection: This regulator also features short-circuit protection, which helps to safeguard the device and the connected load in case of a fault condition.

6. Package Type: The L78M05ACDT-TR is available in a TO-220 package, which is a common choice for power devices due to its good thermal performance and ease of mounting on heat sinks.

7. Low Noise: The regulator is designed to provide low output noise, making it suitable for sensitive applications where power supply noise can affect performance.

8. Ease of Use: The L78M05ACDT-TR is straightforward to implement in circuits, requiring only a few external capacitors for stability and performance enhancement.

Applications:

The L78M05ACDT-TR is widely used in various applications, including:

• Power supplies for microcontrollers and digital circuits.
• Battery-powered devices where a stable voltage is crucial.
• Consumer electronics, such as audio equipment and home appliances.
• Industrial equipment requiring reliable voltage regulation.

Conclusion:

Overall, the L78M05ACDT-TR from STMicroelectronics is a robust and efficient linear voltage regulator that provides a reliable 5V output for a variety of electronic applications. Its combination of features, including thermal and short-circuit protection, makes it a popular choice among engineers and designers looking for a dependable voltage regulation solution.