L78M24CDT-TR

The L78M24CDT-TR is a linear voltage regulator manufactured by STMicroelectronics, designed to provide a stable output voltage of 24V with a maximum output current of 500mA. This device is part of the L78M series of voltage regulators, which are known for their reliability and ease of use in various electronic applications.

Key Features:

1. Output Voltage: The L78M24CDT-TR provides a fixed output voltage of 24V, making it suitable for applications that require a consistent voltage supply.

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

3. Input Voltage Range: The regulator can accept a wide input voltage range, typically from 30V down to a minimum of around 7V, allowing it to be used in various power supply configurations.

4. Thermal Protection: The L78M24CDT-TR includes built-in thermal overload protection, which helps prevent damage to the device and the circuit in case of overheating.

5. Short-Circuit Protection: This feature protects the regulator from damage due to short circuits, ensuring reliability in the event of a fault condition.

6. Low Dropout Voltage: The device has a low dropout voltage, which means it can maintain regulation even when the input voltage is close to the output voltage, enhancing efficiency.

7. Package Type: The L78M24CDT-TR is typically available in a TO-220 package, which is a standard package for power devices, providing good thermal performance and ease of mounting.

8. Operating Temperature Range: The regulator is designed to operate over a wide temperature range, typically from -40°C to +125°C, making it suitable for industrial and automotive applications.

9. Applications: Common applications for the L78M24CDT-TR include power supplies for audio equipment, industrial control systems, and various consumer electronics that require a stable 24V power source.

Electrical Characteristics:

• Input Voltage (Vin): Up to 30V
• Output Voltage (Vout): 24V
• Output Current (Iout): 500mA
• Dropout Voltage (Vdrop): Typically around 2V at full load
• Quiescent Current: Low quiescent current, enhancing efficiency in low-power applications.

Conclusion:

The L78M24CDT-TR from STMicroelectronics is a robust and versatile linear voltage regulator that provides a reliable 24V output for various electronic applications. Its combination of thermal and short-circuit protection, along with a wide input voltage range and low dropout voltage, makes it an excellent choice for designers looking for a dependable power supply solution.