ADR525BKSZ-REEL7 Integrated Circuits (ICs)

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The ADR525BKSZ-REEL7 is a precision single-channel voltage reference integratedcircuit (IC) designed for high precision and low noise operation in industrial, commercial and military applications. It is part of Analog Devices’ Voltage Reference family of PMIC products, providing accurate and stable output voltages with low power consumption.

The ADR525BKSZ-REEL7 voltage reference uses a series-based architecture to accurately reference a voltage across a wide range of VDD conditions, providing true 10V-level accuracy. With a high output impedance, the device is designed to provide low noise and good transient response, making it suitable for a variety of applications. This IC incorporates a special circuit to reject input-voltage offsets, creating virtually no drift with load changes.

The ADR525BKSZ-REEL7 device operates over a wide range of supply voltages, from 2.5V up to 16V, with temperature range from -40°C to +85°C. Its small 6-pin SOT-23 package ensures space and weight savings on PCB designs. The device is RoHS and Pb-free compliant.

The ADR525BKSZ-REEL7 is ideal for use in a variety of industrial, military, and home applications, such as automotive Engine Control Unit (ECU), multimeter, medical device, start-up power supply, DC/DC converter, audio amplifiers and current sourcing.

Typical applications for the ADR525BKSZ-REEL7 device include system calibration, digital thermometer, battery-powered devices, and programmable logic controllers (PLCs). The ADR525BKSZ-REEL7 can also be used to compare two different signals or provide a single reference voltage for multiple components. It can also be used to create a regulated output from an inverter or rectifier.

The working principle of the ADR525BKSZ-REEL7 voltage reference is based on the use of a band-gap reference circuit. The circuit generates a reference voltage at its output by using a stabilized voltage source, such as a zener diode, in a combination with temperature-stable resistors and capacitors. The output voltage of the circuit is a precise value of the input voltage, and is independent of temperature and ambient conditions.

The IC employs a unique output stage design which includes an external capacitor, an NPN transistor and an N-channel MOSFET. This circuit is used to drive the output voltage, allowing the IC to accurately reference voltages over a wide range of operational conditions. The output is designed to provide accurate level shifting and low noise even under critical operating conditions.

In summary, the ADR525BKSZ-REEL7 precision single-channel voltage reference is an ideal device for use in applications that demand high accuracy and low noise operation. With a wide supply range and a robust output stage, the IC can enable accurate performance in a variety of settings. It is suitable for use in automotive, medical, audio, and industrial applications.

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