X40431S14-CT1

Series:	--
Packaging:	Tape & Reel (TR)
Part Status:	Obsolete
Type:	Multi-Voltage Supervisor
Number of Voltages Monitored:	3
Output:	Open Drain or Open Collector
Reset:	Active Low
Reset Timeout:	Adjustable/Selectable
Voltage - Threshold:	1.7V, 2.2V, 2.9V
Operating Temperature:	0°C ~ 70°C (TA)
Mounting Type:	Surface Mount
Package / Case:	14-SOIC (0.154", 3.90mm Width)
Supplier Device Package:	14-SOIC
Base Part Number:	X40431

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X40431S14-CT1 application field and working principle

Introduction

The X40431S14-CT1 is a supervisor integrated circuit (IC) from the X series of supervisory chips. It is specifically designed to prevent system failures from power-on to power-off. This supervisor IC is characterized by very low current consumption, low power requirements, and high levels of reliability. It is also designed with built-in safety and protection features to guard against overvoltage transient conditions. The X40431S14-CT1 is especially suited for use in industrial and automotive applications, where it can provide protection against overvoltage and undervoltage conditions, as well as complete power and reset control.

Application Fields

The X40431S14-CT1 supervisor IC is typically used in applications such as industrial automation, medical, automotive, and instrumentation. It can provide a complete system solution in these applications, protecting them against power and supply failures, system reset failures, and configurable overvoltage and undervoltage conditions. In industrial automation, the X40431S14-CT1 can prevent system failures from power-on to power-off, guaranteeing reliable operation in industrial equipment and machines. In medical applications, it can help to control system power and reset for medical devices, preventing shutdowns during critical operations. And in automotive applications, the X40431S14-CT1 can help to protect onboard electronics against power and supply failures, as well as transient transients.

Working Principles

The basic function of the X40431S14-CT1 supervisor IC is to monitor two important parameters of the system: power and supply voltages. When either parameter reaches the threshold values, it will generate a reset signal, which is then used to initiate a system reset. The supervisor IC also features overvoltage and undervoltage protection, which will detect and reset the system when either of these parameters falls outside the specified range.In addition to these safety features, the X40431S14-CT1 offers a wide range of configurable functions. It can be configured to handle various types of reset cycles, such as power on reset (POR), manual reset (MR), reset from reset (RF), or supply voltage monitoring reset (VMR). It also offers different delay settings to handle various power-on conditions, such as ramping delays or digital delays. It is further equipped with an open-drain output, an additional reset output, and configurable reset inputs, as well as an optional 3-state ouput.The X40431S14-CT1 supervisor IC also offers a wide range of monitoring functions. It can detect power-good or voltage-good signals, as well as supply voltage, process voltage, and temperature monitoring. It also includes open-drain N-MOSFET output support, filter control, delta time monitoring, monitoring time periods, and various other features.

Conclusion

The X40431S14-CT1 supervisor IC from the X series of supervisory chips is a full-featured and highly reliable solution for industrial, automotive, and medical applications. It is designed to monitor power and supply voltages, detecting and resetting the system when thresholds are exceeded. It also offers a wide range of configurable functions and monitoring features to suit applications ranging from industrial automation to automotive electronic systems.

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