MAX6133A25+T

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The MAX6133A25+T is a member of the Power Management Integrated Circuit (PMIC) series that performs the function of Voltage Reference. This application note will explain the application field of MAX6133A25+T and its working principle.

Application Field of MAX6133A25+T

The MAX6133A25+T is a low power, high accuracy voltage reference offering excellent temperature stability and robust performance. It is designed to provide a precise reference voltage to analog systems such as industrial, automotive or telecommunications applications. The current output of the device makes it suitable for voltage line test and on-board calibration of analog to digital converters (ADCs) and digital to analog converters (DACs). Additionally, MAX6133A25+T is a low power solution for oscillators and oscillator buffers as well as advanced timing solutions.

Working Principle of MAX6133A25+T

The MAX6133A25+T uses an advanced low-dropout (LDO) regulator topology, with a low noise comparator making it a low power voltage reference device. Its typical voltage reference is 1.25V which allows the device to operate from a single +3V to +5V supply.

The device features a enable/disable option, which allows for simple control of the output voltage by using an active high or active low logic. This allows for the device to be powered down during inactive states, thus reducing the device\'s power consumption.

The device also features a trim pin that can be used to trim the output voltage to ensure accuracy and accuracy stability. This pin can be used to finely adjust the output voltage with a 0.5% accuracy and a ±1% temperature coefficient.

The MAX6133A25+T is designed to offer low-noise performance due to an advanced compensation network and an internal bandgap reference. Additionally, the low-noise nature of the device makes it suitable for use in low-noise and low-power applications.

Conclusion

The MAX6133A25+T is a versatile voltage reference device that is suitable for various applications such as analog systems, ADCs, DACs, oscillators and oscillator buffers. Its features, including low power consumption, enable/disable option and trim pin, make it an excellent device for providing accurate and stable voltage references.

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