APX803S-29SR-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:	140 ms Minimum
Voltage - Threshold:	2.93V
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

The APX803S-29SR-7 is a device from Analog Parts Inc. that falls under the PMIC - Supervisors category. It is a system-level supervisor that is designed to monitor a microprocessor’s activity. This device is also equipped with watchdog timer, a reset signal, an interval timer, and an external power supply voltage supervisor. Therefore, the APX803S-29SR-7 offers multiple types of protections to a microprocessor, making it an ideal device to use in critical applications.

Application Field

The APX803S-29SR-7 is most commonly used in embedded systems, such as PLCs, IoT (Internet of Things) devices, robotics, and control systems. With its ability to monitor the microprocessor’s activity, the APX803S-29SR-7 can detect and prevent unexpected failures. This helps to provide reliable and consistent performance for the system, even in the toughest of environments. In more specialized applications, the APX803S-29SR-7 can be used in LED lighting systems, automotive applications, video and imaging devices, and communication systems. Its ability to monitor and control the microprocessor’s power supply voltage helps to ensure a stable power source for these applications.

Mode of Operation

The APX803S-29SR-7 works by monitoring the microprocessor’s activity. It uses its built-in watchdog timer and reset signal to detect any activity that might indicate a potential malfunction in the microprocessor. If the APX803S-29SR-7 detects any abnormal activity, it sends out a reset signal to restart or reset the microprocessor. The APX803S-29SR-7 also has an external power supply voltage supervisor that is used to detect if the power supply voltage is too low or too high. If either of these conditions is detected, the APX803S-29SR-7 will send out an interrupt signal to the microprocessor, alerting it to the malfunctioning power source. The APX803S-29SR-7 also comes with an interval timer that can be used to troubleshoot any timing issues in the system. This timer can be set to detect any delays that occur during the system’s operation and can help to identify where the problem may stem from.

Conclusion

The APX803S-29SR-7 from Analog Parts Inc. is a system-level supervisor designed to monitor the microprocessor’s activity. Equipped with a watchdog timer, reset signal, external power supply voltage supervisor, and interval timer, the APX803S-29SR-7 offers multiple layers of protection to the microprocessor. This makes it an ideal device to use in critical applications, such as embedded systems, LED lighting systems, automotive applications, video and imaging devices, and communication systems.

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