Texas Instruments

LM1085IT-12/NOPB  

Linear & Switching Voltage Regulators

LM1085IT-12/NOPB Description

The LM1085IT-12/NOPB is a high-performance linear voltage regulator designed by Texas Instruments, offering a fixed output voltage of 12V and a maximum output current of 3A. This device is part of the Power Management Integrated Circuits (PMIC) category and is housed in a TO-220-3 package, making it suitable for through-hole mounting. The LM1085IT-12/NOPB is designed to operate with an input voltage range up to 18V and features a low dropout voltage of 1.5V at full load, ensuring efficient operation even under varying input conditions.

This regulator is equipped with essential protection features such as over-current and over-temperature protection, enhancing its reliability and longevity in demanding applications. The device also boasts a quiescent current of only 10 mA, contributing to its overall efficiency. With a Power Supply Rejection Ratio (PSRR) of 60dB at 120Hz, the LM1085IT-12/NOPB ensures minimal noise and ripple in the output voltage, making it ideal for sensitive electronic systems.

LM1085IT-12/NOPB Features

• Fixed Output Voltage: Provides a stable 12V output, ensuring consistent performance in various applications.
• High Output Current: Capable of delivering up to 3A, making it suitable for high-power applications.
• Low Dropout Voltage: Maximum dropout voltage of 1.5V at 3A ensures efficient operation even with low input-to-output voltage differences.
• Over-Current and Over-Temperature Protection: Enhances reliability and prevents damage under abnormal operating conditions.
• Low Quiescent Current: Only 10 mA, contributing to high efficiency and reduced power consumption.
• High PSRR: 60dB at 120Hz, ensuring minimal noise and ripple in the output voltage.
• Compliance and Reliability: ROHS3 compliant and REACH unaffected, ensuring environmental safety and regulatory compliance.
• Moisture Sensitivity Level: MSL 1 (Unlimited), making it suitable for a wide range of manufacturing environments.
• Packaging: Supplied in a tube package, facilitating easy handling and integration into various systems.

LM1085IT-12/NOPB Applications

The LM1085IT-12/NOPB is ideal for a variety of applications where a stable and efficient power supply is required. Its high output current and low dropout voltage make it particularly suitable for:

• Industrial Equipment: Providing stable power to control systems, sensors, and actuators.
• Telecommunications: Supplying power to base stations, repeaters, and other communication equipment.
• Consumer Electronics: Powering high-current devices such as amplifiers, gaming consoles, and other home entertainment systems.
• Automotive Applications: Suitable for in-vehicle electronics, infotainment systems, and other automotive applications requiring reliable power supply.
• Medical Devices: Ensuring stable power for diagnostic equipment, monitoring devices, and other medical applications.

Conclusion of LM1085IT-12/NOPB

The LM1085IT-12/NOPB from Texas Instruments is a robust and efficient linear voltage regulator that offers a fixed 12V output with a maximum current of 3A. Its low dropout voltage, high PSRR, and comprehensive protection features make it a reliable choice for a wide range of applications. The device's compliance with industry standards and its low quiescent current further enhance its appeal. Whether used in industrial, telecommunications, consumer electronics, automotive, or medical applications, the LM1085IT-12/NOPB provides a stable and efficient power solution, ensuring optimal performance and reliability.

LM1085IT-12/NOPB Documents

Download datasheets and manufacturer documentation for LM1085IT-12/NOPB

PCN Assembly/Origin :

LB300 18/Jul/2017      

Datasheets :

LM1085      

Design Resources :

Cooling Requirements for Linear Voltage Regulator      

HTML Datasheet :

LM1085