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MAX8511ETA18+T

MAX8511ETA18+T Description

The MAX8511ETA18+T is a linear voltage regulator designed by Analog Devices Inc./Maxim Integrated, offering a fixed output voltage of 1.8V and capable of delivering up to 120mA of output current. This device is housed in an 8-lead thermally enhanced small outline no-lead (8TDFN) package, making it suitable for surface mount applications. Despite being marked as obsolete, it remains a reliable choice for applications requiring a stable and efficient power supply.

The MAX8511ETA18+T features a maximum input voltage of 6V and a quiescent current of 90 µA, ensuring minimal power consumption even under no-load conditions. It also provides excellent power supply rejection ratio (PSRR) performance, ranging from 72dB at 1kHz to 46dB at 100kHz, which helps in maintaining a clean and stable output voltage under varying input conditions.

MAX8511ETA18+T Features

• Fixed Output Voltage: The MAX8511ETA18+T delivers a precise 1.8V output voltage, making it ideal for applications requiring a stable power supply.
• High Output Current: Capable of providing up to 120mA of output current, it supports a wide range of low-power devices and circuits.
• Low Quiescent Current: With a quiescent current of only 90 µA, it ensures high efficiency and minimal power loss, even when the regulator is not actively driving a load.
• Enable Control: The regulator includes an enable control feature, allowing users to turn the regulator on and off as needed, which is useful for power management in complex systems.
• Protection Features: Over-current and over-temperature protection features ensure the device's reliability and longevity by safeguarding it against potential damage from excessive current or temperature.
• Compliance and Packaging: The MAX8511ETA18+T is REACH unaffected and ROHS3 compliant, making it suitable for environmentally conscious applications. It is also available in a moisture sensitivity level 1 (MSL1) package, which is ideal for long-term storage and handling.

MAX8511ETA18+T Applications

The MAX8511ETA18+T is well-suited for a variety of applications where a stable and efficient power supply is required. Some specific use cases include:

• Low-Power Electronics: Ideal for powering microcontrollers, sensors, and other low-power devices that require a stable 1.8V supply.
• Battery-Powered Devices: Its low quiescent current and high efficiency make it suitable for battery-powered applications where extended battery life is crucial.
• Embedded Systems: The enable control feature allows for easy integration into embedded systems, where power management is essential.
• Industrial Control Systems: The over-current and over-temperature protection features make it robust enough for use in industrial environments where reliability is paramount.

Conclusion of MAX8511ETA18+T

The MAX8511ETA18+T is a versatile and reliable linear voltage regulator that offers a fixed 1.8V output with a maximum input voltage of 6V and an output current capability of 120mA. Its low quiescent current, enable control, and protection features make it an excellent choice for a wide range of applications, particularly in low-power and battery-powered devices. Despite being marked as obsolete, its performance and reliability continue to make it a valuable component for designers and engineers in the electronics industry.