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LT3085MPMS8E

LT3085MPMS8E Description

The LT3085MPMS8E from Analog Devices Inc. is a high-performance, adjustable positive linear voltage regulator capable of delivering up to 500mA of output current. Designed for precision applications, it operates with an input voltage range up to 36V and offers an adjustable output from 0V to 36V, making it highly versatile for various power supply designs. The device features a low dropout voltage of 1.6V at 500mA, ensuring efficient operation even with small input-output differentials. Its ultra-low quiescent current of 10.1 µA and excellent PSRR (90dB at 120Hz) make it ideal for noise-sensitive applications.

LT3085MPMS8E Features

• Adjustable Output (0V to 36V): Provides flexibility for diverse voltage requirements.
• Low Dropout Voltage: 1.6V at full load ensures efficient power conversion.
• High PSRR (90dB at 120Hz): Superior noise rejection for clean power delivery.
• Ultra-Low Quiescent Current (10.1 µA): Enhances efficiency in battery-powered systems.
• Robust Protection: Includes over-current, over-temperature, and short-circuit safeguards.
• Surface-Mount Package (8-MSOP): Compact form factor for space-constrained designs.
• Wide Operating Temperature Range: Suitable for industrial and automotive environments.

LT3085MPMS8E Applications

• Precision Instrumentation: Ideal for lab equipment and sensor interfaces requiring stable, low-noise power.
• Portable/Battery-Powered Devices: Benefits from low quiescent current and high efficiency.
• Industrial Control Systems: Reliable performance in harsh environments with robust protection features.
• Automotive Electronics: Suitable for infotainment, ADAS, and other low-voltage subsystems.
• Telecom Infrastructure: High PSRR ensures minimal noise in RF and signal processing circuits.

Conclusion of LT3085MPMS8E

The LT3085MPMS8E stands out as a high-efficiency, adjustable linear regulator with exceptional noise performance and protection features. Its combination of low dropout, high PSRR, and ultra-low Iq makes it a superior choice for precision and portable applications. While marked as obsolete, its technical merits ensure it remains a viable solution for legacy designs or specific use cases demanding its unique capabilities. Engineers seeking a reliable, low-noise regulator for sensitive electronics should consider this device for optimal performance.