TPS3779CQDBVRQ1

Series:	Automotive, AEC-Q100
Packaging:	Tape & Reel (TR)
Part Status:	Active
Type:	Multi-Voltage Supervisor
Number of Voltages Monitored:	2
Output:	Push-Pull, Totem Pole
Reset:	Active Low
Reset Timeout:	--
Voltage - Threshold:	Adjustable/Selectable
Operating Temperature:	-40°C ~ 125°C (TJ)
Mounting Type:	Surface Mount
Package / Case:	SOT-23-6
Supplier Device Package:	SOT-23-6

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Introduction

The TPS3779CQDBVRQ1 is a supervisor offering advanced features for board-level monitoring and protection of low-power/voltage systems. It monitors system voltage ports, providing special features for remote voltage monitoring and power sequencing, as well as offering improved reliability and accuracy.

Application Field

TPS3779CQDBVRQ1 is perfect for applications requiring precise voltage monitoring with superior accuracy. This device is also suited well to low-power systems/circuits requiring precise power sequencing. With its advanced features, TPS3779CQDBVRQ1 can offer better reliability, better accuracy and more robust system protection. TPS3779CQDBVRQ1 can be used for monitoring and controlling critical application power domains in devices such as healthcare monitors, automotive and industrial controllers, modems, and microcontrollers. Whether it is for precise voltage monitoring for precise power sequencing, the TPS3779CQDBVRQ1 can do it all.In addition, as a low-power/Voltage monitoring circuit, it also can be used in applications such as mobile device protection, wireless modules, and communication systems.

Features

The TPS3779CQDBVRQ1 has numerous features which make it superior to other voltage monitoring circuits. These features include:- 2:1 differential voltage monitoring- Programmable reset and watchdog output signals- Low quiescent current (1.5 μA)- Internal precision voltage reference- Internal comparator - Programmable watchdog and reset timeout- Programmable temperature compensation- Differential, temperature, and remote voltage monitoring

Working Principle

TPS3779CQDBVRQ1 works by monitoring a differential voltage input to the device and comparing it to a reference voltage. If a voltage fault occurs, the device first counters any excessive current draw from the voltage source and then output a reset or watchdog signal depending on the configured settings. The device also has internal precision voltage reference and comparator that can be set to monitor a wide range of voltages, from 0.3V to 36V, thus allowing for high accuracy. In addition, the temperature compensation feature allows for accurate voltage readings across temperature ranges of -40°C to +125°C. The device also includes programmable reset and watchdog output signals. The device further has integrated logic that enables advanced power sequencing. This provides flexibility in terms of configurable tolerance and inrush current protection.

Conclusion

The TPS3779CQDBVRQ1 is a supervisor offering advanced features for board-level monitoring and protection of low-power/voltage systems. By combining precision voltage monitoring with advanced power sequencing, this supervisor offers superior accuracy and reliability. In addition, the temperature compensation and remote voltage monitoring features make it ideal for applications such as mobile devices protection, wireless modules, and communication systems. Overall, the TPS3779CQDBVRQ1 is an excellent choice for all your voltage monitoring needs.

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