ZRC250A02STOB

Due to market price fluctuations, if you need to purchase or consult the price. You can contact us or emial to us:   sales@allicdata.com

A PMIC (power management integrated circuit) is a device that combines several power supply regulation components into a single integrated circuit. It provides an efficient, convenient, and cost-effective way of controlling power in a wide range of applications. Voltage references (ZRC250A02STOB) are one type of PMIC that help to maintain steady voltages within devices. They are digital voltage sources used to measure and stabilize voltages for integrated circuits (ICs), digital signal processors (DSPs), and Field Programmable Gate Arrays (FPGAs). This article will examine the ZRC250A02STOB\'s application field and working principle.

ZRC250A02STOB is a basic low-power voltage reference for establishing highly accurate reference voltage for digital and analog circuits. It is capable of providing up to 10mA output current and ensuring stable accuracy and output voltage over a wide range of operating conditions and temperatures. The ZRC250A02STOB has a wide range of applications including over voltage protection, battery chargers, reference voltage, DAC and ADCs (Digital-to-Analog and Analog-to-Digital converters) as well as many others.

The ZRC250A02STOB reference voltage is 1.227V and the component operates on a single 2.5V supply or 1.8V supply which can be achieved through a standard linear regulator. It is compatible with both CMOS and TTL processes, and includes ESD (electrostatic discharge) protection, making it suitable for various digital and analog circuits where low cost and high accuracy is desired. The component has a temperature stability of 0.04%/°C thanks to its thick film chip resistors and offers high output impedance to minimize loading effects.

The ZRC250A02STOB is designed to operate in a specified range of input voltages, usually determined by the device\'s voltage reference, which can be adjusted through an external resistive divider. The reference voltage is generated by a Voltage Reference Cell (VRC) which is constructed from a number of basic components. These components include diffused junction diodes, a resistor string, and a capacitor network. The VRC, along with the external resistive divider, makes it possible to set the reference voltage so that it accurately matches the intended application.

The ZRC250A02STOB is designed to accurately regulate the output voltage, even under changing environmental conditions. It does this by incorporating a temperature-compensated error amplifier to match and compensate for the changes in output due to temperature fluctuations. This error amplifier adjusts the reference voltage as temperature changes and inputs this adjusted voltage to the adjustable resistive divider. With this, the output voltage remains stable even with changing temperature.

The ZRC250A02STOB is made up of a Voltage Reference Circuit (VRC) and a temperature compensation circuit. The VRC consists of a resistor string and diode string connected in series. The resistor string is connected between the two power supplies and the diode string is connected between the supply voltage and ground. The resistor string is then connected to the adjustable resistor divider which varies the reference point. The temperature compensation circuit is connected to the VRC and adjusts the operation of the VRC in response to temperature changes.

In conclusion, the ZRC250A02STOB is a versatile and accurate voltage reference for a variety of applications. It features high temperature stability, low power consumption, low output impedance, and low voltage dropout. It is easy to use and cost effective, making it a great choice for many industrial and consumer electronics applications.

The specific data is subject to PDF, and the above content is for reference