MAX6719UTSYD3+T

Series:	--
Packaging:	Strip
Part Status:	Active
Type:	Multi-Voltage Supervisor
Number of Voltages Monitored:	3
Output:	Open Drain or Open Collector
Reset:	Active Low
Reset Timeout:	140 ms Minimum
Voltage - Threshold:	2.188V, 2.925V, Adj
Operating Temperature:	-40°C ~ 85°C (TA)
Mounting Type:	Surface Mount
Package / Case:	SOT-23-6
Supplier Device Package:	SOT-23-6
Base Part Number:	MAX6719

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MAX6719UTSYD3+T Applications and Working Principle

The MAX6719UTSYD3+T is a versatile multi-use PMIC supervisor that offers superior power management and durability. It is designed to provide reliable supervision of industrial, medical, and automotive control systems. The MAX6719UTSYD3+T is a sophisticated IC that is capable of both voltage and temperature monitoring, providing excellent coverage of potential errors and malfunctions.

Applications

The MAX6719UTSYD3+T has a wide range of applications, particularly in industries that require reliable power management. It is suitable for single and hot-swap applications, providing a full range of power supervision and protection. The integrated temperature sensor and watchdog timers additionally allow the IC to provide superior protection from short-circuits, over-voltages, and over-temperature conditions. Additionally, its versatility allows it to be used in applications that require a system reset on certain conditions, such as when the ambient temperature crosses a threshold.In automotive applications, the MAX6719UTSYD3+T can be used to provide a reliable monitoring system for engine control, such as for temperature and voltage. Its ability to detect over-voltage, over-temperature, and undervoltage conditions make it an ideal choice for ECU designs. Its accurate voltage monitor allows it to detect voltage droop conditions, as well as reduce ECU power consumption by accurately sensing low supply voltages.

Working Principle

The MAX6719UTSYD3+T is an integrated IC that contains multiple ICs, including two operational amplifiers, a voltage supervisor circuit, and an integrated temperature sensor. The operational amplifiers provide buffering for the voltage supervisor circuit, allowing it to accurately detect potential errors and malfunctions.The voltage supervisor circuit is responsible for detecting under-voltage, over-voltage, and/or over-temperature conditions. It compares the input voltage with a reference voltage that is preset using a separate voltage setting pin. If the input voltage is outside the range of preset parameters, then the output of the IC goes low, triggering a reset signal.The IC also contains a built-in temperature sensor, allowing it to accurately detect high temperatures. If the temperature exceeds a pre-set threshold, then the output signal will go low, triggering a reset signal.

Conclusion

The MAX6719UTSYD3+T is a versatile and reliable PMIC supervisor that offers superior power management and durability. Its wide range of applications, ranging from single and hot-swap applications to automotive control systems, make it an ideal choice for various industries. Its sophisticated design is able to accurately detect voltage droops, over-voltages, under-voltages, and over-temperature conditions. Additionally, its integrated temperature sensor and watchdog timers provide reliable protection from short-circuits and other malfunctions.

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