VRE104CA

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PMIC – Voltage Reference is a type of integrated circuit (IC) designed to provide multiple reference voltages to circuits used in a wide variety of applications. One example of such PMICs is the VRE104CA voltage reference module. This article will explain the application field and working principle of the VRE104CA.

Application Field

The VRE104CA is designed specifically for computer systems and microprocessors requiring multiple low-noise precision voltage sources. Its applications include memory supplies, test equipment, instrumentation and peripheral devices.

It is also used for: microprocessor and processor voltage-controlled oscillator (VCO) circuits; voltage-controlled amplifiers (VCA); linear regulators; bias supplies; current reference circuits; low-noise audio pre-amplifiers; voltage regulation; integrated circuit (IC) protection circuits; power monitoring and measurement; and a variety of analog/mixed signal applications.

Working Principle

The VRE104CA voltage reference module is a low-noise, precision voltage reference with a wide range of input and output voltages. It is a two-terminal integrated circuit device consisting of a bandgap reference, a bias current stabilizing device, and an output amplifier. Its output is a stable and accurate voltage reference, typically 0.1V higher than its nominal value. This output provides consistent accuracy over a wide temperature range.

The VRE104CA digital voltage reference module consists of a monolithic bipolar bandgap reference integrated circuit. This circuit creates a stable reference voltage that is accurate over a wide range of temperature and operating voltages. The reference voltage is self-adjusting to compensate for process variations, temperature coefficients and device aging, so there is no need for manual calibration. The module also includes a built-in current source to stabilize the output voltage and a stable amplifier to buffer the output.

The input voltage for the VRE104CA voltage reference module is typically between 4.5V and 12V DC. Its output is a stable and accurate voltage reference (typically 0.1V higher than its nominal value). It can also be used with a wide variety of analog and digital circuits and systems, making it suitable for a wide range of applications.

The overall level of accuracy of the module is determined by how close the output voltage is to the reference voltage. This module is designed to provide an output voltage which is nearly equal to the reference voltage and is accurate to within 1.0% over a wide range of temperatures and operating voltages.

Conclusion

The VRE104CA voltage reference module is a low-noise and precision voltage reference, designed specifically for computer system and microprocessor applications. It is capable of providing a stable and accurate reference voltage, which is1.0% over a wide range of temperatures and operating voltages, and is reliable and easy to use. This module is suitable for a variety of analog and digital circuit applications, making it a popular choice for engineers and designers in need of a reliable voltage reference.

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