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LT3080EDD-1

LT3080EDD-1 Description

The LT3080EDD-1 from Analog Devices Inc. is a high-performance, adjustable positive linear voltage regulator capable of delivering up to 1.1A of output current with an input voltage range of 0V to 36V. Designed for precision applications, it offers a 0V to 36V adjustable output, making it highly versatile for both low and high-voltage requirements. The device features a low dropout voltage of 1.6V at 1.1A, ensuring efficient operation even under high load conditions. With a quiescent current of 500 µA and excellent PSRR (75dB at 120Hz to 20dB at 1MHz), it provides stable, low-noise power in sensitive circuits.

LT3080EDD-1 Features

• Wide Input/Output Range: Supports 0V to 36V input and adjustable output, ideal for diverse power supply designs.
• High Current Output: Delivers 1.1A continuous current with robust over-current, over-temperature, and short-circuit protection.
• Low Dropout Voltage: 1.6V dropout at full load minimizes power dissipation, enhancing efficiency.
• Excellent Noise Rejection: 75dB PSRR at 120Hz ensures clean output in noisy environments.
• Surface-Mount Package: Compact 8DFN package (Tube packaging) with MSL 1 (Unlimited) moisture sensitivity, suitable for automated assembly.
• Low Quiescent Current: 500 µA Iq reduces standby power consumption.

LT3080EDD-1 Applications

• Precision Instrumentation: Ideal for lab equipment, data acquisition systems, and sensor interfaces requiring stable, low-noise power.
• Industrial Control Systems: Suitable for PLCs, motor controllers, and factory automation due to its rugged protection features.
• Portable Electronics: Efficient power management for battery-operated devices with wide input voltage tolerance.
• Telecom Infrastructure: Reliable voltage regulation for RF modules and base stations, leveraging high PSRR.
• Automotive Electronics: Supports 12V/24V systems with robust thermal and over-current protection.

Conclusion of LT3080EDD-1

The LT3080EDD-1 stands out as a flexible, high-performance linear regulator, combining wide voltage adjustability, high current capability, and superior noise immunity. Its low dropout and protection features make it a robust choice for demanding applications in industrial, automotive, and precision electronics. While marked as obsolete, its technical merits ensure continued relevance in legacy and specialized designs requiring reliable, adjustable power regulation.