Supply original LM79L05ACM/NOPB, PMIC - Voltage Regulators - Linear, by Texas Instruments

The LM79L05ACM/NOPB is a low-dropout voltage regulator (LDO) manufactured by Texas Instruments. It is designed to provide a stable output voltage of -5V, making it suitable for various applications that require a negative voltage supply. Here’s a detailed description of its features and specifications:

Key Features:

1. Output Voltage: The LM79L05ACM/NOPB provides a fixed output voltage of -5V, which is ideal for powering negative voltage circuits.

2. Low Dropout Voltage: This regulator is characterized by a low dropout voltage, typically around 0.5V at a load current of 100mA. This means it can maintain regulation even when the input voltage is only slightly above the output voltage.

3. Output Current: The device can deliver a maximum output current of 100mA, making it suitable for low-power applications.

4. Thermal Protection: The LM79L05ACM/NOPB includes built-in thermal shutdown protection, which helps prevent damage due to overheating.

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

6. Package Type: The regulator is available in a surface-mount package (SOT-223), which is compact and suitable for modern PCB designs.

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 Noise: The LM79L05ACM/NOPB is designed to provide low output noise, which is essential for sensitive analog applications.

9. Pin Configuration: The typical pin configuration includes input, ground, and output pins, allowing for straightforward integration into circuits.

Applications:

The LM79L05ACM/NOPB is commonly used in applications such as:

• Negative voltage power supplies for operational amplifiers and analog circuits.
• Powering sensors and other devices that require a stable negative voltage.
• Use in battery-powered devices where low dropout and low power consumption are critical.
• General-purpose voltage regulation in various electronic circuits.

Conclusion:

The LM79L05ACM/NOPB from Texas Instruments is a reliable and efficient negative voltage regulator that offers essential features for a wide range of electronic applications. Its low dropout voltage, thermal and short-circuit protection, and compact package make it an excellent choice for designers looking to implement negative voltage solutions in their projects.