Supply original L78M15ABDT-TR, PMIC - Voltage Regulators - Linear, by STMicroelectronics

The L78M15ABDT-TR is a voltage regulator manufactured by STMicroelectronics, designed to provide a stable output voltage of 15V with a maximum output current of 500mA. This device is part of the L78M series of linear voltage regulators, which are known for their reliability and ease of use in various electronic applications.

Key Features:

1. Output Voltage: The L78M15ABDT-TR delivers a fixed output voltage of 15V, making it suitable for powering devices that require a stable voltage supply.

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

3. Input Voltage Range: The regulator can accept a wide input voltage range, typically from 17V to 35V, allowing it to be used in various power supply configurations.

4. Thermal Protection: The L78M15ABDT-TR includes built-in thermal overload protection, which prevents damage to the device and the connected load in case of overheating.

5. Short-Circuit Protection: This feature protects the regulator from damage due to short circuits, ensuring safe operation in various conditions.

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 L78M15ABDT-TR is typically available in a TO-220 package, which is a standard package for power devices, providing good thermal dissipation and ease of mounting.

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

9. Applications: Common applications include power supplies for audio equipment, industrial control systems, and consumer electronics, where a stable 15V supply is required.

10. Pin Configuration: The device usually features three pins: Input (Vin), Ground (GND), and Output (Vout), allowing for straightforward integration into circuit designs.

Performance Characteristics:

• Line Regulation: The L78M15ABDT-TR exhibits excellent line regulation, ensuring that variations in input voltage do not significantly affect the output voltage.
• Load Regulation: It also provides good load regulation, maintaining a consistent output voltage despite changes in the load current.

Conclusion:

The L78M15ABDT-TR from STMicroelectronics is a robust and efficient linear voltage regulator that is ideal for applications requiring a reliable 15V power supply. Its combination of features, including thermal and short-circuit protection, low dropout voltage, and wide input voltage range, makes it a versatile choice for engineers and designers in various fields.