Supply original LM1085IS-12/NOPB, PMIC - Voltage Regulators - Linear, by Texas Instruments

The LM1085IS-12/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 3A. This device is particularly useful in applications where a regulated voltage is required, and the input voltage may be close to the output voltage, making it ideal for battery-powered devices and other low-voltage applications.

Key Features:

1. Output Voltage: The LM1085IS-12/NOPB provides a fixed output voltage of 12V, which is suitable for various electronic applications.

2. Current Rating: It can deliver up to 3A of output current, making it capable of powering a range of devices, from simple circuits to more complex systems.

3. Low Dropout Voltage: The LDO features 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 higher than the output voltage.

4. Thermal Protection: The device includes built-in thermal shutdown protection, which prevents damage due to overheating by shutting down the regulator if the junction temperature exceeds a certain threshold.

5. Short-Circuit Protection: It also features current limiting to protect against short circuits, ensuring that the device operates safely under fault conditions.

6. Package Type: The LM1085IS-12/NOPB is available in a TO-220 package, which provides good thermal performance and is easy to mount on a PCB.

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. Input Voltage Range: The input voltage range for the LM1085IS-12/NOPB is typically from 14V to 30V, allowing it to be used in a variety of power supply configurations.

9. Capacitor Requirements: The regulator requires a minimum output capacitor for stability, and it is compatible with a range of capacitor types, including tantalum and aluminum electrolytic capacitors.

Applications:

The LM1085IS-12/NOPB is commonly used in applications such as:

• Power supplies for microcontrollers and other digital devices
• Battery chargers
• Automotive electronics
• Telecommunications equipment
• Industrial control systems

Conclusion:

The LM1085IS-12/NOPB from Texas Instruments is a robust and reliable voltage regulator that provides a fixed 12V output with a high current capacity and low dropout voltage. Its built-in protection features and wide operating temperature range make it a versatile choice for a variety of electronic applications.