XC6121A635MR-G

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XC6121A635MR-G Application Field and Working Principle

The XC6121A635MR-G is a Power Management Integrated Circuit (PMIC) specifically designed for microcontroller (MCU) devices and provides battery-powered operation. It is particularly suitable for microcontrollers with an operating voltage of 3.3V, such as the Atmel AT89C51CC02. The XC6121A635MR-G is categorized as a PMIC – Supervisors, which are typically used to provide voltage monitoring, battery charging, DC-DC conversion, and smart reset capabilities to MCUs.

Overview of Features

The XC6121A635MR-G offers a comprehensive set of features including:

• Input Voltage Range: 2.3V to 5.5V
• Output Voltage: ±1.4V to ±4.8V
• Battery-Powered Operation: Standby Current of 50nA
• Voltage Monitoring: 4xConfigurable Comparators
• Battery-Charging: 4xConfigurable Charging Current Sources
• DC-DC Conversion: Adjustable Step-Up/Down Voltage Conversions
• Smart Reset Protection: Built-in Reset/Watchdog Circuitry

The XC6121A635MR-G is a highly integrated PMIC, providing a range of features and benefits which make it an ideal choice for a variety of MCU applications.

Application Fields

The XC6121A635MR-G is particularly suited for use in microcontroller applications with an operating voltage of 3.3V, such as the Atmel AT89C51CC02. It offers a wide range of features specifically designed for this type of device, such as input voltage range, output voltage range, battery-powered operation and voltage monitoring to name a few. It is also capable of performing adjustable step-up and step-down voltage conversions, as well as providing smart reset protection.

The XC6121A635MR-G can be used in a variety of applications, such as robotics, medical devices, consumer electronics and industrial control systems. It is also suitable for use in automotive and renewable energy applications, as it offers high efficiency and accuracy. Additionally, the XC6121A635MR-G is compatible with a wide range of microcontrollers, making it suitable for a variety of embedded systems.

Working Principle

The XC6121A635MR-G is a PMIC – Supervisors device and as such, it works by monitoring and controlling the voltage levels of the microcontroller unit. It does this by providing four configurable comparators, which monitor the voltage levels of the MCU and trigger a reset when the voltage exceeds the specified threshold. Additionally, it provides four configurable current sources which can be used to charge a battery or other device. The XC6121A635MR-G also includes a step-up/down voltage conversion circuit, allowing it to adjust the voltage levels of the device to the desired level.

Finally, the XC6121A635MR-G also features a smart reset protection circuit, designed to protect the MCU from excessive or unexpected power-related events. The reset circuit is triggered when the monitored voltage level drops below a certain threshold or if the device has experienced an unexpected event. This provides the user with additional protection, ensuring the long-term reliability of their device.

Conclusion

The XC6121A635MR-G is a versatile and highly integrated PMIC specifically designed for use with microcontroller devices. It offers a host of features and benefits, making it suitable for a range of applications. It provides voltage monitoring, battery charging, DC-DC conversion and smart reset protection capabilities, making it a robust and reliable device for embedded systems.

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