NCP803SN120T1G

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PMIC devices, or power management integrated circuits (PMICs), are microelectronic circuits that are designed to manage the entire power system of a given device or system. The NCP803SN120T1G is one such PMIC device, specifically designed for supervising a variety of built-in device power supplies. This paper will provide an overview of the NCP803SN120T1G, detailing its application fields and working principle.

The NCP803SN120T1G is a voltage supervisor that is designed to monitor the output voltage of any built-in device and provide an accurate, reliable power supply that is resistant to noise and other electrical interference. The device is intended to be used in automotive applications, as well as in consumer and industrial applications where reliable power sources are needed. The supervisor operates in two stages: first, it detects the voltage of the supplied power source and then it compares that voltage with its own set threshold level. If the voltage is too low or too high, the supervisor signals an output signal, which can either reset the system or shut it down. The supervisor also provides an adjustable reset timeout period, allowing the system to remain in the reset state for a predetermined amount of time.

The NCP803SN120T1G is a versatile supervisor IC that is capable of operating with a wide range of voltages. The device operates over an input supply voltage range of 2.5V to 6.0V, with a typical operating supply current of 2uA. The device includes a voltage sensing accuracy of +3% and an accuracy over temperature of -2.5% at 85°C. The supervisor\'s operating temperature ranges from -40°C to +120°C.

At the heart of the NCP803SN120T1G is its silicon gate CMOS technology, which offers superior performance for voltage supervisor applications. This technology has enabled the supervisor to be used in a wide range of applications, such as automotive power systems, mobile phones, laptops, and other embedded applications. The NCP803SN120T1G is also compatible with a wide range of logic families, offering maximum design flexibility.

The NCP803SN120T1G voltage supervisor is easy to integrate into system designs, requiring minimal external components. The device includes an active-low open-drain open-collector output, allowing the supervisor to be used in both active-low and active-high applications. The output is compatible with a wide range of logic families and features internal logic gates that provide flexibility in the logic levels. Additionally, the supervisor features an internal 0.2V precision bandgap, which allows the device to maintain accurate voltage levels at extreme temperatures.

The NCP803SN120T1G is a small, inexpensive, and efficient solution for any embedded application that requires a reliable power source. The supervisor\'s low operating current and small package size make it an ideal solution for today\'s increasingly space-restricted designs. The NCP803SN120T1G is an excellent power management solution for automotive, consumer, and industrial applications where reliable power is a necessity.

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