LM1086IT-3.3/NOPB

The LM1086IT-3.3/NOPB is a low-dropout (LDO) voltage regulator manufactured by Texas Instruments. It is designed to provide a stable output voltage of 3.3V with a maximum output current of 1.5A. This device is particularly useful in applications where space is limited and efficiency is critical, such as in portable electronics, telecommunications, and automotive systems.

Key Features:

1. Output Voltage: The LM1086IT-3.3/NOPB provides a fixed output voltage of 3.3V, making it suitable for powering microcontrollers, sensors, and other digital circuits that require a stable voltage supply.

2. Dropout Voltage: The regulator has a low dropout voltage, typically around 1.3V at full load, which allows it to maintain regulation even when the input voltage is only slightly above the output voltage. This feature is particularly beneficial in battery-powered applications where maximizing battery life is essential.

3. Current Capability: With a maximum output current of 1.5A, the LM1086IT-3.3/NOPB can handle a variety of loads, making it versatile for different applications.

4. Thermal Protection: The device includes built-in thermal shutdown protection, which prevents damage due to overheating. This feature is crucial for maintaining reliability in high-temperature environments.

5. Short-Circuit Protection: The LM1086IT-3.3/NOPB is designed with short-circuit protection, ensuring that the device can withstand fault conditions without sustaining damage.

6. Package Type: It is available in a TO-220 package, which provides good thermal performance and allows for easy mounting on a heat sink if necessary.

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

8. Low Quiescent Current: The LM1086IT-3.3/NOPB features low quiescent current, which helps improve overall efficiency, especially in battery-operated devices.

Applications:

• Microcontroller Power Supplies: Ideal for powering microcontrollers and digital logic circuits that require a stable 3.3V supply.
• Telecommunications Equipment: Suitable for use in various telecommunications devices where reliable voltage regulation is critical.
• Automotive Electronics: Can be used in automotive applications due to its wide operating temperature range and robust protection features.
• Portable Devices: Perfect for battery-powered devices where low dropout voltage and efficiency are essential.

Conclusion:

The LM1086IT-3.3/NOPB from Texas Instruments is a reliable and efficient voltage regulator that meets the needs of various electronic applications. Its combination of low dropout voltage, thermal protection, and high current capability makes it an excellent choice for designers looking for a robust solution for voltage regulation in compact and demanding environments.