S-80945CNPF-G9FTFU

Series:	S-809xxC
Packaging:	Tape & Reel (TR)
Part Status:	Active
Type:	Voltage Detector
Number of Voltages Monitored:	1
Output:	Open Drain or Open Collector
Reset:	Active Low
Reset Timeout:	20 ms Minimum
Voltage - Threshold:	4.5V
Operating Temperature:	-40°C ~ 85°C (TA)
Mounting Type:	Surface Mount
Package / Case:	4-SMD, Flat Leads
Supplier Device Package:	SNT-4A

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Introduction

The PMIC - Supervisors category of devices is important for any application, as such devices are designed to provide critical power supply protection against over-voltages and over-currents. The S-80945CNPF-G9FTFU is a programmable power-over-voltage monitor (POVM) and reset supervisor IC suitable for a wide range of applications. It provides a programmable reset signal, along with other features that make it a suitable choice for many different systems.

Application Field

The S-80945CNPF-G9FTFU can be used as a reset supervisor in many different designs. It is suitable for applications such as computing, embedded systems, communications systems, and industrial applications. Due to its robust integrated features and programmable reset signal, it can be used in many different system designs. One of the most common applications for the S-80945CNPF-G9FTFU is in computing systems. Many modern systems have an inherent dynamic power management system, and the reset supervisor can help to control the system\'s current draw within acceptable limits. The S-80945CNPF-G9FTFU provides a adjustable reset threshold, enabling the system to easily regulate its power usage.The S-80945CNPF-G9FTFU is also suitable for designs within the embedded systems field. It can be used to reset a microcontroller quickly and reliably due to its programmable reset signal. This signal can be set so that the microcontroller is reset when the voltage is too low or too high, or a current draw is too high. In addition, the S-80945CNPF-G9FTFU can also be used in communication systems. The reset signal can be used to reset a transceiver quickly when a certain voltage or current draw is exceeded. This helps to ensure that the transceiver is operating within acceptable parameters and is protected from damage. Finally, the S-80945CNPF-G9FTFU can also be used in industrial applications. This device can help to ensure that equipment operating in benign environments is not damaged due to a sudden input of power or a large current draw.

Working Principle

The S-80945CNPF-G9FTFU is equipped with a programmable reset signal that can be used to reset a microcontroller, transceiver, or equipment. It works by monitoring the system’s voltage and current draw, and when the input exceeds the programmed level, it will activate the reset signal. This reset signal can be triggered either by a high voltage input or a high current draw. The S-80945CNPF-G9FTFU also has an integrated watchdog timer that can be used for fault tolerance and system reliability. This timer can be programmed to trigger a reset if the system isn’t responding properly, providing an extra layer of protection from fault condition. The S-80945CNPF-G9FTFU is also equipped with integrated protection from over-voltage situations. When the voltage exceeds the programmed limit, the device will shut down and wait for the voltage to come back within the acceptable range. Once this happens, the device will restart and continue working. This ensures that the system is not damaged by over-voltage or short circuits. Finally, the S-80945CNPF-G9FTFU also features adjustable failsafe detection. This will detect when the system is stuck in an abnormal state, such as an infinite loop, and will trigger a reset. This helps to ensure that the system is always under control and working properly.

Conclusion

The S-80945CNPF-G9FTFU is an ideal choice for many systems due to its integrated features, programmable reset signal, watchdog timer, over-voltage protection, and adjustable failsafe detection. It is suitable for use in diverse applications such as computing, embedded systems, communications systems, and industrial applications. The S-80945CNPF-G9FTFU allows for reliable power supply protection and helps to ensure the performance and reliability of the system.

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