XC6124D433MR-G

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The XC6124D433MR-G is a Low-dropout (LDO) voltage supervisory circuit marketed by Torex Semiconductor. It is designed to monitor voltage levels in a system, and reset the microcontroller when power supply or battery voltage drops below a certain threshold. It has a supply voltage (VIN) range of 1.0V to 5.5V, allowing it to be used for a variety of applications. Additionally, it has an operating temperature range of -40C to 85C, making it suitable for use in extreme environments.

The XC6124D433MR-G is typically used to provide system supervision in microcontroller applications such as battery-operated medical and industrial control systems. It is ideal for use with low-voltage systems, as it has a low operating current and an extremely low-voltage dropout (typical 0.2V). It is also capable of providing precision monitoring and resetting with a variety of external components, allowing it to be used in a wide range of applications.

In operation, the XC6124D433MR-G continuously monitors the supply voltage or battery voltage with an internally regulated reference voltage (1.25V). When the voltage drops below the set threshold, the reset output pin is driven Low. This will reset the microcontroller and restart the system. The reset voltage can be adjusted through the use of one or two external resistors, allowing the system designer to customize the reset threshold.

The XC6124D433MR-G also provides an active-low Power Good (PG) output, allowing the system designer to easily monitor the system\'s power supply. When the supply voltage is above the reset threshold, the PG output will go High, indicating that the system\'s power supply is good. If the voltage drops below the reset threshold, the PG output will go Low, and the system will reset. This feature is especially useful in applications where a secondary power supply is available, and it needs to be monitored for fail-safe operation.

In addition to its voltage monitoring capabilities, the XC6124D433MR-G also has several protections built-in. This includes protections against overvoltage and reverse polarity, and it can detect short circuit and overcurrent conditions. All these features make the XC6124D433MR-G an ideal solution for many power supply and battery monitoring applications.

Overall, the XC6124D433MR-G is a versatile and reliable voltage supervisory circuit, suitable for a wide range of applications. It is easy to configure, has a wide range of protections built-in, and provides precise monitoring and resetting capabilities. Furthermore, its low operating current and low-voltage dropout make it ideal for use in low-voltage systems. With all these features, the XC6124D433MR-G is an excellent choice for many battery-operated and industrial control systems.

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