MAX6315US29D2-T

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Active
Type:	Simple Reset/Power-On Reset
Number of Voltages Monitored:	1
Output:	Open Drain or Open Collector
Reset:	Active Low
Reset Timeout:	20 ms Minimum
Voltage - Threshold:	2.93V
Operating Temperature:	-40°C ~ 125°C (TA)
Mounting Type:	Surface Mount
Package / Case:	TO-253-4, TO-253AA
Supplier Device Package:	SOT-143-4
Base Part Number:	MAX6315

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Introduction to MAX6315US29D2-T Application Field and Working Principle

PMIC - Supervisors - MAX6315US29D2-T is a multi-channel supervisor on a single chip that safely monitors and resets multiple power domains. It offers ±10% input tolerance on RESET_IN input and 5V logical level translator on RESET_OUT output.The MAX6315US29D2-T is designed to help system designers increase system integrity and robustness. It helps to address the needs of a wide variety of applications, ranging from consumer electronics and office equipment, to industrial, telecommunications, automotive and more.

Applications of MAX6315US29D2-T

The MAX6315US29D2-T is designed to monitor multiple power domains in any system, including embedded systems and general purpose applications. MAX6315US29D2-T’s built-in adjustable voltage detectors, manual reset and power-good status flags provide users with reliable and flexible monitoring solutions for all kinds of systems.The MAX6315US29D2-T can be applied to a variety of embedded systems or industrial applications, such as medical, automotive, communications, aviation, and aerospace. It can provide a safe and reliable resetting and monitoring solution due to its multiple channel architecture, adjustable voltage thresholds, manual reset buttons and power-good status flags.

Features of MAX6315US29D2-T

* Wide input voltage range: 2.4V to 5.5V* under-voltage lock out (UVLO)* User adjustable reset thresholds: ±10% accuracy* Manual reset input* 5V logic-level translator on RESET_OUT* Supply current as low as 0.5μA/channel* Open drain RESET_OUT output* Power-good status flags per channel* Adjustable low power threshold* Adjustable reset time delay* -40°C to +85°C temperature range* Socket/DIP, QFN/TQFN, LAA packages

Working Principles of MAX6315US29D2-T

MAX6315US29D2-T is a multi-channel supervisor that reliably detects and monitors a condition of the power supply. It provides an adjustable reset threshold, manual reset input, power-good status flag, low power threshold and a user-adjustable reset timeout delay.The MAX6315US29D2-T monitors the voltage levels of the power supply when RESET_IN input is enabled. If it finds that any of the power supply levels drops below the reset threshold, it sets the RESET_OUT output low, indicating a reset condition. Once the power returns to the proper level, the MAX6315US29D2-T switches the RESET_OUT output back high, indicating a power-on condition and providing a power-good status flag.If the power does not come back up, the reset timeout delay feature can prevent the RESET_OUT output from going high for a predetermined time, allowing for extra time to recover from downstream issues or any other power glitches.The manual reset input provides an option to reset the system manually by forcing the RESET_OUT output low. Once the system is operational and the manual reset input is disabled, the RESET_OUT output returns high, again indicating a power-on condition and providing a power-good status flag.The MAX6315US29D2-T also provides an adjustable low power threshold feature. This feature is designed to reduce system power consumption by setting the RESET_OUT output low below a certain power supply threshold.

Conclusion

The MAX6315US29D2-T is a multi-channel supervisor designed to increase system integrity and robustness. Its features, such as adjustable reset threshold, manual reset input, power-good status flag, and adjustable low power threshold, make it ideal for a variety of embedded systems and industrial applications. It offers a reliable and flexible monitoring solution for critical systems, due to its fast response time, wide input voltage range, low power consumption and open drain RESET_OUT output.

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