X5168S8IT1

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Type:	Simple Reset/Power-On Reset
Number of Voltages Monitored:	1
Output:	Open Drain or Open Collector
Reset:	Active Low
Reset Timeout:	100 ms Minimum
Voltage - Threshold:	4.38V
Operating Temperature:	-40°C ~ 85°C (TA)
Mounting Type:	Surface Mount
Package / Case:	8-SOIC (0.154", 3.90mm Width)
Supplier Device Package:	8-SOIC
Base Part Number:	X5168

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Introduction

X5168S8IT1 is a high-performance integrated power supply supervisory circuit (PMIC Supervisors). It provides comprehensive power supply monitoring and sequencing while reducing component count, board space and cost of power supply design. This paper will discuss the application field and working principle of X5168S8IT1.

Application Fields

X5168S8IT1 is versatile power supply supervisor with a high protection performance and control flexibility, so it can be applied in many cases.For example, the X5168S8IT1 can be used in multi-rail power supplies, auxiliary power supplies, LED backlight systems, automotive power distributions, ATX power supplies and power system design.The X5168S8IT1 can also be used in smart home applications, such as security systems, home theater systems, and surveillance systems. These applications benefit from the advanced power monitoring and sequencing functions of the X5168S8IT1.In addition, the X5168S8IT1 can be used in industrial applications such as factory automation, robots, and advanced control systems. The complex protection functions of X5168S8IT1 provide a robust and reliable solution for these more demanding applications.Finally, X5168S8IT1 can also be used for medical equipment, telecommunications systems, and IT equipment. The high-intelligence monitoring and control features of the X5168S8IT1 make it a perfect choice for highly sensitive applications.

Working Principle

The X5168S8IT1 is an integrated power supply supervisory circuit with two main components: a microcontroller (MCU) and a power multiplexer. The microcontroller is responsible for monitoring and controlling the system, while the power multiplexer enables the connection between the various power supplies and external components. The MCU and power multiplexer are linked together through a data interface.The MCU comprises several hardware blocks, including an 80-bit, 8-level hardware monitor, a Brown-out detect circuit, an adjustable watchdog timer, and a 2-wire serial interface. The power multiplexer contains several voltage selectors, delay-on controllers and interrupt-on controllers. This allows the X5168S8IT1 to control up to four power supplies and two external components.The X5168S8IT1 also features two LED drivers, two LED tri-states, two LED protectors, a power-fail comparator and an auto power reset circuit (APRC). The X5168S8IT1 has a wide operating voltage range of 4.5V to 18V. This allows the chip to be used in a wide range of applications and allows for flexibility in terms of power delivery. The X5168S8IT1 features a power-fail comparator that can detect power failure on any of the four power rails and can generate an interrupt signal to the system. Additionally, the APRC can generate an emergency reset signal in the event of a power failure.The X5168S8IT1 also features an adjustable watchdog timer that can generate an interrupt signal or reset signal to the system. This can be used to monitor the performance of running applications and reset the system if necessary.Finally, the X5168S8IT1 has an 80-bit, 8-level hardware monitor that can detect the voltage level on each of the four power rails. It can adjust the voltage on power rails to ensure a stable power supply.

Conclusion

X5168S8IT1 is a highly integrated power supply supervisory circuit with advanced protection functions and control flexibility. It can be used in a wide range of applications including multi-rail power supplies, LED backlight systems, automotive power distributions, and industrial equipment. The X5168S8IT1 features multiple monitoring and control features, including a power-fail comparator, adjustable watchdog timer, 80-bit 8-level hardware monitor, and an auto power reset circuit. The X5168S8IT1 has a wide operating voltage range of 4.5V to 18V and can be used in a variety of power system design requirements.

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