S-1009N25I-I4T1U

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The S-1009N25I-I4T1U is a type of PMIC (Power Management Integrated Circuit) Supervisors. PMICs are specialized integrated circuits primarily used in electronic equipment to manage a system’s power requirements. While every PMIC contains many components and features, supervisors are typically used for voltage monitoring and related tasks.

The S-1009N25I-I4T1U model is a supervisor IC with built-in power on reset, power detect, and voltage reference. The unit is designed for a wide variety of uses and is suitable for a variety of operating temperatures (including -40°C to +85°C). It has a supply voltage range of 1V to 5.5V and has a 6.2V resettable input. It has an adjustable reset time (up to 5 ms default) and contains many features, such as an active low reset output and an open-drain power detect output.

This IC is typically used to monitor the voltage and power supply in electronic equipment. It is designed to detect when the supply voltage is outside a certain range and to then activate the reset output. In the case of a power outage, the power detect output will activate. The reset output will remain de-activated until the supply voltage is restored. Additionally, the S-1009N25I-I4T1U can be used to detect voltage drifts and to protect the system from transient voltage transients.

The S-1009N25I-I4T1U relies on a variety of operating principles in order to detect and monitor voltage conditions in its operating environment. It uses a voltage reference circuit that allows for an accurate determination of the supply voltage’s peak and valley, as well as any overvoltage and undervoltage occurrences. This reference circuit is also used to reset the reset output during power interruptions. Additionally, the reset output relies on a time delay circuit, which is adjustable via the reset time pin.

The power detect circuit uses a comparator to determine the state of the power supply and activates the open-drain power detect output when the supply voltage drops below a predetermined level. The voltage reference circuit also activates a second comparator, which can be used to determine the state of the reset output. This provides additional fault detection, helping to prevent false positives in the system.

The S-1009N25I-I4T1U has found widespread use in various types of electronic equipment, including cell phones, computing systems, kitchen appliances, and motor control systems. Its range of features, combined with its reliability, have made it an excellent choice for applications requiring reliable and accurate voltage monitoring. With its adjustable reset time, and its numerous features, the S-1009N25I-I4T1U can offer a wide range of utilities to its user.

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