LM45BIM3/NOPB

The LM45BIM3/NOPB is a voltage regulator manufactured by Texas Instruments, designed to provide a stable output voltage for various electronic applications. This component is part of the LM45 series, which is known for its low dropout voltage and high output current capabilities.

Key Features:

1. Output Voltage: The LM45BIM3/NOPB typically provides a fixed output voltage of 5V, making it suitable for powering digital circuits and other devices that require a stable voltage supply.

2. Low Dropout Voltage: One of the standout features of this regulator is its low dropout voltage, which allows it to maintain regulation even when the input voltage is only slightly above the output voltage. This is particularly useful in battery-powered applications where maximizing battery life is crucial.

3. Output Current: The LM45BIM3/NOPB can deliver up to 1A of output current, making it capable of powering a variety of loads, from microcontrollers to sensors and other peripherals.

4. Thermal Protection: The device includes built-in thermal shutdown protection, which helps prevent damage due to overheating. This feature is essential for maintaining reliability in various operating conditions.

5. Package Type: The LM45BIM3/NOPB is available in a small, surface-mount package (SOT-223), which is ideal for space-constrained applications. The compact design allows for easy integration into printed circuit boards (PCBs).

6. Operating Temperature Range: The regulator operates over a wide temperature range, typically from -40°C to +125°C, making it suitable for industrial and automotive applications where temperature extremes may be encountered.

7. Power Supply Rejection Ratio (PSRR): The LM45BIM3/NOPB features a high PSRR, which means it can effectively filter out noise from the input voltage, ensuring a clean and stable output.

8. Applications: This voltage regulator is commonly used in various applications, including portable devices, automotive electronics, and consumer electronics, where a reliable power supply is essential.

Electrical Characteristics:

• Input Voltage Range: The LM45BIM3/NOPB can accept a wide range of input voltages, typically from 6V to 30V.
• Quiescent Current: The device has a low quiescent current, which is beneficial for battery-operated devices, as it helps to extend battery life.

Conclusion:

The LM45BIM3/NOPB from Texas Instruments is a versatile and reliable voltage regulator that offers a combination of low dropout voltage, high output current, and robust thermal protection. Its compact size and wide operating temperature range make it an excellent choice for a variety of electronic applications, ensuring stable performance in demanding environments.