TLV431BLPRE

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The TLV431BLPRE is a precision programmable shunt regulator designed for use in a variety of applications. The device features an adjustable voltage reference and a current sensing circuit, allowing it to be used as a low current voltage reference, voltage limiter, or current limiter, among other uses. By employing a low-powered reference, the TLV431BLPRE can be configured to maintain a predetermined output voltage over a wide range of input voltages. This makes it suitable for applications where an accurate and reliable voltage reference is required, such as in microcontroller-based power supplies. Additionally, this precision programmable shunt regulator is capable of functioning as a current limiter when connected in series with a load.

The TLV431BLPRE\'s main component is a precision programmable zener diode known as the voltage reference, or the VREF. This component provides an accurately regulated reference voltage which can be adjusted from 1.2V up to 38V with a single external resistor. The VREF is configured with a series input and a shunt output. When a voltage exceeds the threshold of the VREF, the output of the device transitions to a low-impedance mode and the excess voltage is shunted to ground. This provides a protection function, preventing over-voltage conditions from occurring and potentially damaging the connected components.

In addition to the VREF, the TLV431BLPRE is also equipped with a current-sensing circuit. This circuit senses the amount of current flowing through the device and adjusts the output voltage accordingly. When the current exceeds the preset limit, the voltage decreases, preventing excessive current from damaging the system. This makes the TLV431BLPRE a useful component for protecting circuits from overload and excessive current.

The TLV431BLPRE is a versatile component, with applications in a variety of different fields. It can be used to set accurate voltage references in microcontroller-based power supplies, as well as in other voltage-sensitive applications. It can also be used as a current limiter for components in series with the device, preventing excess current from damaging the connected systems. It can also be used in a variety of other applications, such as battery charging, current limiters, and linear regulation.

Overall, the TLV431BLPRE is a precision programmable shunt regulator capable of providing an accurate and reliable voltage reference in a variety of applications. It is also equipped with a current-sensing circuit, allowing it to be used as a low current voltage reference, voltage limiter, or current limiter among other uses. With its wide range of features and versatility, the TLV431BLPRE is a useful component for a variety of applications where a reliable and accurate voltage reference is required.

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