Supply original LM78L12ACMX/NOPB, PMIC - Voltage Regulators - Linear, by Texas Instruments

The LM78L12ACMX/NOPB is a low-dropout (LDO) voltage regulator manufactured by Texas Instruments. It is designed to provide a stable output voltage of 12V with a maximum output current of 100mA. This component is part of the LM78L series of voltage regulators, which are known for their reliability and efficiency in various electronic applications.

Key Features:

1. Output Voltage: The LM78L12ACMX/NOPB provides a fixed output voltage of 12V, making it suitable for powering devices that require a stable voltage supply.

2. Output Current: It can deliver up to 100mA of output current, which is adequate for many low-power applications.

3. Low Dropout Voltage: The device features a low dropout voltage, typically around 0.5V at full load, allowing it to maintain regulation even when the input voltage is close to the output voltage.

4. Thermal Protection: The regulator includes built-in thermal overload protection, which helps prevent damage due to overheating by shutting down the output if the junction temperature exceeds safe limits.

5. Short-Circuit Protection: It also has short-circuit protection, ensuring that the device can withstand short-circuit conditions without sustaining damage.

6. Package Type: The LM78L12ACMX/NOPB is available in a surface-mount package (SOT-223), which is compact and suitable for modern PCB designs, allowing for efficient use of space.

7. Operating Temperature Range: The device operates over a wide temperature range, typically from -40°C to +125°C, making it suitable for various environmental conditions.

8. Low Quiescent Current: The regulator features low quiescent current, which is beneficial for battery-powered applications, as it helps extend battery life.

Applications:

The LM78L12ACMX/NOPB is commonly used in a variety of applications, including:

• Power supplies for microcontrollers and digital circuits
• Battery-powered devices
• Consumer electronics
• Communication equipment
• Automotive applications

Electrical Characteristics:

• Input Voltage Range: The input voltage can typically range from 14V down to the minimum required for proper regulation, which is around 12.5V.
• Output Voltage Tolerance: The output voltage is regulated to within a certain tolerance, ensuring that connected devices receive a stable voltage.

Conclusion:

The LM78L12ACMX/NOPB from Texas Instruments is a versatile and reliable voltage regulator that provides a fixed 12V output with low dropout characteristics, making it ideal for a wide range of electronic applications. Its robust protection features and compact package design further enhance its usability in modern electronic circuits.