APX803-46SAG-7

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The APX803-46SAG-7 is a Microchip Technology PMIC and Supervisor that play an important role in protecting circuits from damage and performance issues due to unstable power supply. This PMIC is a core power management solution with multiple supply monitoring and sequencing on-chip, resulting in ease of integration and shorter time to market. In this article, we will discuss the application fields and working principles of the APX803-46SAG-7.

Application Fields

The APX803-46SAG-7 is suitable for a wide range of microcontroller-based applications, including consumer, industrial, and automotive applications. In consumer applications, this PMIC is ideal for consumer tools, consumer electronic devices, take-bike electronics, and small consumer appliance. It is also suitable for industrial applications where efficient power management is important, such as for industrial automation and process control. The automotive applications that are suitable for this PMIC include body electronics, infotainment, instrument clusters, and gateways.

Working Principle

The APX803-46SAG-7 integrates the necessary power management components and a supervisor into a single solution, allowing an efficient power design. The core operating principle of this PMIC is based on the use of current sensing and voltage monitoring. In other words, it monitors the output current and voltage of the power supply and then adjusts the output voltage and current accordingly to ensure that the power supply is operating at its optimal parameters.

The APX803-46SAG-7 also features an advanced power sequencing capability that allows multiple supplies to be efficiently sequenced for optimal power delivery. It supports up to 6 supplies and can be used for power sequencing for up to 8 subsystems. This ensures that the power supply is stable regardless of loading changes and makes the APX803-46SAG-7 particularly suitable for applications that require high uptime and/or reliability.

This PMIC also features a variety of integrated protection features that help to protect circuits from damage due to electro-static discharge (ESD), over-voltage, and short circuits. The integrated protection circuits are designed to prevent damage and ensure the circuit remains operational even during an unexpected event.

The APX803-46SAG-7 is an ideal solution for any application where reliable and efficient power management is essential. It helps to protect circuits from damage and performance issues due to unstable power supply, and the integrated power sequencing and robust protection features make the APX803-46SAG-7 a reliable and safe choice for any type of demanding application.

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