TL1431VTDB2

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TL1431VTDB2 is a type of voltage reference designed specifically for power management integrated circuit (PMIC) applications. It is an integrated low-power precision voltage reference device that is suitable for both digital and linear applications. TL1431VTDB2 is targeted for voltage regulation in PMIC applications such as industrial and home automation systems, telecommunications, bridges, and other applications. It is also suited for other smart digital and linear applications wherein a precise voltage reference is needed.

The TL1431VTDB2 operates from a wide input voltage range of 1.5V to 5.5V, making it suitable for a variety of low cost and energy efficient applications. The device can deliver up to 200mA of output current and offers an extremely precise 0.3% (1.6mV) initial accuracy on the output voltage with a 1.2V nominal voltage. The TL1431VTDB2 features a very low dropout voltage (150mV typical) and an excellent temperature coefficient of 0.04%. It also features an over-temperature protection circuit and is capable of detecting an externally connected temperaturesensor.

TL1431VTDB2\'s working principle is based on a reference voltage voltage divider circuit which, along with an active current sink, provides a precise output voltage over the range of 1.5V to 5.5V, in steps of 0.02V. The output voltage is set by a trim potentiometer, which can be tuned to the desired output voltage. The active current sink ensures that the output voltage is accurately regulated, even under varying load conditions. The low output impedance of this voltage reference ensures that the voltage is maintained within specified parameters.

TL1431VTDB2 is an ideal solution for industrial and home automation systems, telecommunications and bridges as it offers precise voltage references in low cost and energy efficient applications. Additionally, its low dropout voltage and temperature coefficient make it suitable for applications where a precise and stable voltage reference is needed. The device also incorporates an over-temperature protection circuit, which ensures that the output voltage is maintained even in extreme conditions.

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