LM1085IT-5.0/NOPB

The LM1085IT-5.0/NOPB is a low-dropout (LDO) voltage regulator manufactured by Texas Instruments. It is designed to provide a stable output voltage of 5.0V with a maximum output current of 3A. 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 LM1085IT-5.0/NOPB provides a fixed output voltage of 5.0V, making it suitable for powering various digital circuits and microcontrollers that require a stable voltage supply.

2. Current Rating: It can deliver up to 3A of output current, which allows it to support a wide range of applications, from low-power devices to more demanding systems.

3. Low Dropout Voltage: The device features a low dropout voltage of approximately 1.3V at full load, which means it can maintain regulation even when the input voltage is only slightly above the output voltage. This characteristic is particularly beneficial in battery-powered applications where maximizing battery life is essential.

4. Thermal Protection: The LM1085IT-5.0/NOPB includes built-in thermal shutdown protection, which prevents the device from overheating and potentially damaging itself or the connected load.

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

6. Package Type: The device 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 LM1085IT-5.0/NOPB operates over a wide temperature range, typically from -40°C to +125°C, making it suitable for use in various environmental conditions.

8. Input Voltage Range: The input voltage range for this LDO is typically from 7V to 15V, allowing it to be used with a variety of power sources.

Applications:

• Power Supply for Microcontrollers: Ideal for providing a stable voltage to microcontrollers and digital logic circuits.
• Telecommunications Equipment: Used in base stations and other telecom equipment where reliable power is crucial.
• Automotive Electronics: Suitable for automotive applications due to its robustness and ability to operate in harsh environments.
• Consumer Electronics: Commonly found in devices such as laptops, tablets, and other portable devices.

Conclusion:

The LM1085IT-5.0/NOPB from Texas Instruments is a versatile and reliable LDO voltage regulator that offers a combination of high output current, low dropout voltage, and robust protection features. Its fixed output voltage and wide operating temperature range make it an excellent choice for a variety of applications requiring stable power supply solutions.