AP431IBRTR-G1 Integrated Circuits (ICs)

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AP431IBRTR-G1 Voltage Reference DeviceThe AP431IBRTR-G1 is a voltage reference device from Texas Instruments. It is a voltage reference that provides a stable, more efficient power source for high power industrial, automotive and consumer applications. The AP431IBRTR-G1 operates in a wide range of applications and offers a wide range of features, including an adjustable voltage operation range from 2.5 V to 14 V, wide temperature range (-65 °C to +125 °C), high precision, low drift, and wide voltage monitoring range.Application FieldsThe AP431IBRTR-G1 is ideally suited for use in power supply systems, such as AC/DC, DC/DC, and DC/AC, in a variety of industrial, automotive, consumer and medical applications. In addition, the device may be used to provide a stable, accurate and reliable voltage reference in battery chargers, voltage regulators, or safety-critical systems, including those under harsh environmental conditions. Furthermore, the device can be integrated into systems to accurately and efficiently measure voltage, current, temperature, and other system parameters.Working PrincipleThe AP431IBRTR-G1 is an adjustable voltage reference device that is used to maintain an accurate and stable voltage across power systems. The device is built on a proprietary CMOS process, which provides a high performance, wide operating range and low quiescent current. The device is designed to be powered from a single supply voltage. The output voltage of the device is adjustable from 2.5 V to 14 V. It also offers a wide operational temperature range from -65 °C to +125 °C. The AP431IBRTR-G1 also offers high precision and low drift, with a typical accuracy of ± 2 mV and low drift of ± 1 ppm/°C. Additionally, the device has a wide voltage monitoring range of 0.2 V to VDD and is rated for an operating current up to 12 mA. The device is designed using an analog test circuit to maintain the reference voltage in combination with a digital calibration block that contains a 15-bit DAC and internal reference. This  allows the device to be calibrated over a wide range of temperatures and output voltage without the need for additional external components.ConclusionThe AP431IBRTR-G1 device from Texas Instruments is an adjustable voltage reference product ideal for use in a variety of industrial, automotive, consumer and medical applications. The device provides a stable, accurate and reliable voltage reference and is designed for operation from a single supply voltage. The device offers a wide operational temperature range, high precision and low drift, and a wide voltage monitoring range. The device is calibrated over a wide temperature range and voltage output without the need for additional external components, making it a highly efficient and reliable solution for power supply systems.

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