IRU431-L3TR

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The IRU431-L3TR is a voltage reference in the field of PMIC (Power Management Integrated Circuit). It is designed to provide a constant source of reference voltage under various stressful conditions. It has low output noise and excellent long term stability, making it ideal for many applications.

The IRU431-L3TR is a 3-terminal adjustable precision voltage reference with a wide temperature range. It offers a guaranteed thermally stable, low temperature coefficient voltage reference for applications where accuracy is critical. The specifications are compliant with LM431, with improved output noise, and additional absolute connectors. This makes it perfect for use in high-precision, low-power circuits such as signaling, audio, and power supplies.

The IRU431-L3TR contains a bandgap reference, internal transistor array, and a voltage divider with external calibration circuit. It is designed to provide low thermal resistance to exceed 1%/°C temperature coefficient with a 0.1% initial voltage accuracy. The internal transistor array also provides a low offset and amplify current noise to guarantee excellent long-term stability of the reference voltage.

The IRU431-L3TR is designed with an internal operating temperature range of -40°C to +85°C, providing an accuracy that is independent of the ambient temperature. The device also has an on-chip 1.3V bandgap reference and a 10V adjustable precision voltage reference which can be adjusted by an external voltage divider. This allows for an external low tolerance resistors for fine-tuning, providing excellent accuracy and thermal stability.

The voltage reference can be used to calibrate instruments and sensors, or to provide a steady voltage source for regulators and power supplies. Additionally, it can be used to provide a precision low-voltage reference level for A/D and D/A converters. It is also ideal for providing stable power to voltage-sensitive circuits in automotive, medical, and industrial applications.

The IRU431-L3TR is a reliable and robust solution for applications where precision, low output noise and a wide temperature range are crucial. It offers excellent accuracy, low offset, and excellent long-term stability for a wide range of precision applications and is an ideal choice for use in high-precision, low-power circuits.

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