APX803S00-44SR-7

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:	1 ms Minimum
Voltage - Threshold:	4.38V
Operating Temperature:	-40°C ~ 85°C (TA)
Mounting Type:	Surface Mount
Package / Case:	TO-236-3, SC-59, SOT-23-3
Supplier Device Package:	SOT-23

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Introduction

PMIC - Supervisors are a type of system regulator specifically designed to suit microcontroller applications. They are used to monitor the system voltage, detect any voltage drop, and initiate orderly shutdown when needed. Among the many PMIC - Supervisors available in the market, the APX803S00-44SR-7 is a popular microcontroller supervisor. It is designed to monitor the voltage level of microcontrollers and make sure they stay within a safe range. This article aims to discuss the application field and working principle of the APX803S00-44SR-7.

Application Field

The APX803S00-44SR-7 is typically used in a wide range of microcontroller-based applications. It is particularly suitable for automotive applications, due to its low operating current consumption and fast start-up time. It has a low power reset threshold of 1.65V, making it an ideal choice for systems with a low power budget. It also offers other features such as adjustable reset delay and threshold value.The APX803S00-44SR-7 can be used in a variety of applications, ranging from cell phones and microcontroller-based appliances to industrial-grade equipment. Its highly accurate monitoring and protection circuits make it suitable for use in precision-controlled equipment. It is also suitable for use in embedded systems that require uninterrupted power.

Working Principle

The APX803S00-44SR-7 operates on a power monitoring and protection principle. When the voltage level of the microcontroller system decreases below the reset threshold, the APX803S00-44SR-7 will initiate a reset cycle, which will bring the system back to the safe operating voltage level. In addition, the APX803S00-44SR-7 is equipped with a power down detector, which can detect when the system is being shut down and initiate an orderly shutdown process.Furthermore, the APX803S00-44SR-7 includes an adjustable reset delay and a programmable reset threshold, allowing users to customize the reset cycle for their specific application. It also supports multiple reset modes, such as short reset, pulse-width reset, and push-button reset.

Conclusion

In conclusion, the APX803S00-44SR-7 is a type of PMIC - Supervisors specifically designed to suit microcontroller applications. It operates on a power monitoring and protection principle, and can be used in a wide range of automotive, embedded, and industrial applications. It offers several features such as adjustable reset delay and programmable reset threshold, as well as multiple reset modes. In short, the APX803S00-44SR-7 is an ideal choice for microcontroller-based projects that require reliable system monitoring and protection.

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