Analog Devices Inc.

LT3088HST

LT3088HST Description

The LT3088HST is a highly versatile and adjustable linear regulator designed by Analog Devices Inc., a leading manufacturer in the electronics industry. This regulator is part of the Power Management Integrated Circuit (PMIC) category and is housed in a Surface Mount package, specifically in a Tube format. It offers a wide input voltage range up to 36V and can deliver a maximum output current of 800mA. The LT3088HST is designed for positive output configuration, providing an adjustable output voltage starting from 0V up to a maximum of 34.5V.

LT3088HST Features

The LT3088HST is equipped with several unique features that set it apart from similar models:

• Adjustable Output Voltage: With a minimum output voltage of 0V and a maximum of 34.5V, the LT3088HST offers unparalleled flexibility in output voltage settings.
• Low Dropout Voltage: The regulator boasts a maximum dropout voltage of 1.6V at an output current of 800mA, ensuring efficient power conversion even at low input-to-output voltage differentials.
• Low Quiescent Current: The quiescent current of 50.5 µA ensures minimal power consumption during operation, making it ideal for applications where energy efficiency is critical.
• High PSRR: The Power Supply Rejection Ratio (PSRR) ranges from 90dB at 120Hz to 20dB at 1MHz, providing excellent noise rejection and stable output voltage.
• Protection Features: The LT3088HST includes comprehensive protection mechanisms such as over-current, over-temperature, reverse polarity, and short-circuit protection, ensuring robustness and reliability in various operating conditions.
• Moisture Sensitivity Level: With an MSL rating of 1 (Unlimited), the LT3088HST is suitable for applications in diverse environmental conditions without the risk of moisture-related failures.

LT3088HST Applications

The LT3088HST is ideal for a wide range of applications due to its adjustable output voltage, low dropout voltage, and robust protection features. Some specific use cases include:

• Power Supply Design: The regulator's wide input voltage range and adjustable output make it suitable for custom power supply designs in various electronic systems.
• Battery-Powered Devices: The low quiescent current and high PSRR make it an excellent choice for battery-powered devices where energy efficiency and noise reduction are crucial.
• Industrial Equipment: The comprehensive protection features and moisture sensitivity level ensure reliable performance in harsh industrial environments.
• Consumer Electronics: The LT3088HST can be used in consumer electronics where stable power supply and low noise are required for optimal performance.

Conclusion of LT3088HST

The LT3088HST by Analog Devices Inc. is a high-performance linear regulator that offers exceptional flexibility and reliability. Its adjustable output voltage, low dropout voltage, and comprehensive protection features make it a standout choice for a variety of applications. Despite being labeled as obsolete, the LT3088HST remains a valuable component for engineers and designers looking for a robust and efficient power management solution.