ZRC250A03STOB

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The ZRC250A03STOB is a voltage reference IC from Richtek Technology Corporation designed for applications that require a stable reference voltage. It is an integrated circuit (IC) having a wide dynamic range of operation and excellent accuracy, making it suitable for use in a variety of areas. It is a monolithic type IC with a few external parts which makes it suitable for compact designs. ZRC250A03STOB has a quiescent current of only 150uA, making it one of the most efficient voltage reference ICs in the market.

The ZRC250A03STOB can be used in DC-DC converters, power supply circuits and voltage regulator circuits. It provides a precision reference voltage of 0.25V with a very low temperature coefficient and high accuracy over the temperature range from -40°C to +125°C. It has a power supply voltage of 4.5V to 18V and a wide load regulation range of 0.1V/mA for low current applications. It also has a wide dynamic range that offers a wide selection of voltage references from 0.25V to 1.0V.

The working principle of the ZRC250A03STOB is quite simple. It is based on a band-gap circuit with two diodes connected in series, which produces the desired reference voltage. A small current is passed through the series combination to compensate for the temperature variation in the output voltage. As the temperature increases, the voltage will increase accordingly and can be adjusted to maintain a constant voltage. The output voltage can be adjusted using external resistors which can be adjusted to get the desired reference voltage. A feedback loop is provided which keeps the output voltage of the device stable and accurate.

Since its launch, the ZRC250A03STOB has become the voltage reference IC of choice for several applications. Some of the main application fields are AC-DC power supplies, battery charging systems, DC-DC converters, voltage regulators and other similar applications. The ZRC250A03STOB has been used successfully in projects ranging from industrial and automotive application to portable products.

In conclusion, the ZRC250A03STOB from Richtek Technology Corporation is a reliable, accurate and efficient voltage reference IC. It is suitable for a wide range of applications and has a wide dynamic range and excellent accuracy over the temperature range from -40°C to +125°C. It is easy to use, with only a few external components required and a wide load regulation range. Therefore, the ZRC250A03STOB is an ideal solution for all your voltage reference needs.

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