S-80940CLPF-G7ATFU

Series:	S-809xxC
Packaging:	Tape & Reel (TR)
Part Status:	Active
Type:	Voltage Detector
Number of Voltages Monitored:	1
Output:	Push-Pull, Totem Pole
Reset:	Active Low
Reset Timeout:	18 ms Minimum
Voltage - Threshold:	4V
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 S-80940CLPF-G7ATFU is a power management integrated circuit (PMIC) designed to meet the power management needs of electronic systems. It belongs to the family of PMIC Supervisors, providing an array of features to ensure efficient, reliable and low-power operation in systems from consumer to automotive applications.

Application Field

The S-80940CLPF-G7ATFU application field includes consumer, automotive, communications and industrial electronics. In consumer electronics, the device can provide system level power management functions, such as voltage regulation, temperature monitoring and system reset. In automotive systems, it can be used to provide reliable power, temperature monitoring and system reset capabilities. In communications, it can be used to provide low-power system management functionality and improved system reliability. Finally, in industrial systems, it can be used to facilitate cost-effective power management and system reset solutions.

Working Principle

The S-80940CLPF-G7ATFU integrates a number of features to support efficient system power management. At the core of the device is a low power supervisor, which provides a portable and reliable power reset solution for system level operations. A temperature monitor and the capability to generate a number of system reset signals is also integrated. System level control is possible through the presence of adjustable voltage regulators, providing voltage control up to 4.5V. In addition to the physical reset capabilities, the device includes a software reset function, which allows system level reset through I2C or SPI bus commands. The device can also feature adjustable power on reset delay and an adjustable watchdog timer to provide added system level protection.The device also features low power sleep modes, which can be used to reduce active system power consumption when idle. The device integrates an integrated voltage detect and soft start circuit, which helps reduce current surge during start-up, resulting in improved system efficiency and reliability. The soft start circuit also features adjustable current limit functionality to protect the system against over-current scenarios.

Conclusion

In conclusion, the S-80940CLPF-G7ATFU provides an integrated PMIC Supervisors solution for a range of applications from consumer to automotive and industrial electronics. It offers system level power management functions such as voltage regulation, temperature monitoring and system reset. It also provides adjustable voltage regulators, software reset, sleep modes, adjustable power on reset delay and adjustable watchdog timer for improved system performance and reliability. Finally, its integrated voltage detect and soft start circuit helps reduce current surge during start-up, resulting in improved system efficiency and reliability.

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