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LT3089IR#PBF

LT3089IR#PBF Description

The LT3089IR#PBF is a high-performance linear voltage regulator designed by Analog Devices Inc., offering adjustable output voltage and a robust set of features tailored for demanding applications. This regulator supports a wide input voltage range up to 36V and can deliver a maximum output current of 800mA. It is housed in a surface-mount 7-lead DPAK package, making it suitable for compact and high-density designs.

LT3089IR#PBF Features

• Adjustable Output Voltage: The LT3089IR#PBF provides an adjustable output voltage ranging from 0V to 34.5V, offering flexibility to meet various power supply requirements.
• Low Dropout Voltage: With a maximum dropout voltage of 1.65V at 800mA, it ensures efficient operation even at low input-to-output voltage differentials.
• High PSRR: The regulator boasts a high power supply rejection ratio (PSRR) of 90dB at 120Hz, which decreases to 20dB at 1MHz, ensuring minimal noise ripple and in the output voltage.
• Low Quiescent Current: The quiescent current is only 50.5 µA, making it suitable for low-power and battery-operated applications.
• Protection Features: It includes over-current, over-temperature, reverse polarity, and short-circuit protection, enhancing reliability and safeguarding the circuit.
• Current Limiting: The regulator features current limiting, which helps protect the device and connected components from excessive current draw.
• Compliance and Status: The LT3089IR#PBF is REACH unaffected and RoHS3 compliant, ensuring it meets environmental and regulatory standards. It is also moisture sensitivity level 1 (unlimited), making it suitable for a wide range of manufacturing processes.

LT3089IR#PBF Applications

The LT3089IR#PBF is ideal for a variety of applications due to its versatility and robust performance. Key applications include:

• Power Supply Design: Suitable for designing power supplies that require precise voltage regulation and low dropout voltage.
• Battery-Powered Devices: Its low quiescent current and high efficiency make it ideal for battery-operated devices where power conservation is critical.
• Medical Equipment: The high PSRR and low noise characteristics are beneficial for sensitive medical devices that require clean power supplies.
• Industrial Systems: The wide input voltage range and protection features make it suitable for industrial applications where reliability and robustness are paramount.
• Consumer Electronics: Ideal for consumer electronics that demand high performance and low power consumption.

Conclusion of LT3089IR#PBF

The LT3089IR#PBF stands out as a versatile and high-performance linear voltage regulator, offering a combination of adjustable output voltage, low dropout, high PSRR, and comprehensive protection features. Its low quiescent current and compliance with environmental standards further enhance its appeal. Whether used in power supplies, battery-operated devices, medical equipment, industrial systems, or consumer electronics, the LT3089IR#PBF delivers reliable and efficient performance, making it a preferred choice for designers seeking a robust and flexible solution.