X4045S8I-2.7

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The X4045S8I-2.7 is a voltage supervisor integrated circuit (IC) designed to maintain power distribution system reliability. It is a general purpose device and provides a regulated output voltage of regulated voltage, a low current quiescent operating current and a wide operating temperature range. The X4045S8I-2.7 also features a fast response time, low operating current under load and low standby current to ensure continuous power system performance.

Designed for automotive, industrial, and consumer applications, the X4045S8I-2.7 is a high reliability, fault-tolerant voltage-supervisor IC for use in and around the primary power supply. It has an active-low open-drain reset assertion active-high open-drain reset, an active-low open-drain reset assertion active-high open-drain reset, an active-low open-drain reset assertion active-high open-drain reset and an active-low open-drain reset assertion active-high open-drain reset.

The X4045S8I-2.7 works by comparing the voltage at its input pin to a reference voltage, and when the input voltage remains above the reference threshold for a preset amount of time, a reset condition is triggered, causing the active-low reset output to go low. The output will return to high once the voltage is brought back within acceptable limits again. To prevent false triggering, it includes hysteresis, which requires the voltage to be within the hysteresis range before the reset output returns. The X4045S8I-2.7 also features a low current operating state, and a low standby current to minimize power consumption when it is not in use.

The X4045S8I-2.7 also offers overvoltage protection (OVP), and undervoltage lockout (UVLO) features to protect against power supply overvoltage and undervoltage conditions. When the voltage at its input is higher than the overvoltage set point, the X4045S8I-2.7 will immediately shut down, safeguarding the system against potential damage from high voltages. Similarly, when the voltage at its input is lower than the undervoltage set point, the X4045S8I-2.7 will immediately shut down, protecting the system from low power levels. It also includes an input linear regulator which helps to prevent overshoot of the reset output voltage when the device is powered up.

In summary, the X4045S8I-2.7 provides a reliable and energy efficient solution for applications that require fast response times, a wide operating temperature range, and a low quiescent current. It is well suited for automotive, industrial and consumer applications, as it offers performance and protection features that help to maximize system reliability and safety. As such, it is a safe and cost effective solution for voltage supervisor applications.

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