ADR4525BRZ

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ADR4525BRZ

+BOM

IC VREF SERIES 0.02% 8SOIC

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Specifications

Attribute Value
Package Tube
ProductStatus Active
ReferenceType Series
OutputType Fixed
Voltage-Output(Min/Fixed) 2.5V
Current-Output 10 mA
Tolerance ±0.02%
TemperatureCoefficient 2ppm/°C
Noise-01Hzto10Hz 1.25µVp-p
Voltage-Input 3V ~ 15V
Current-Supply 950µA
OperatingTemperature -40°C ~ 125°C (TA)
MountingType Surface Mount
Package/Case 8-SOIC (0.154, 3.90mm Width)

Overview

Description

ADR4525BRZ refers to a specific voltage reference device manufactured by Analog Devices. It is part of the ADR45xx series, known for providing high precision and low noise voltage references. The "BRZ" in the name typically indicates a particular package type and temperature stability grade.
The ADR4525, in particular, offers a 2.5V output voltage and is designed to deliver excellent performance with low noise and high accuracy, making it suitable for precision applications in analog-to-digital converters (ADCs), digital-to-analog converters (DACs), and other high-performance data acquisition systems.
These devices are characterized by low temperature drift, low power consumption, and robust line and load regulation. They also feature a low dropout voltage and are typically used in industrial, instrumentation, and communications applications where precision voltage reference is critical.
In summary, the ADR4525BRZ is a precision voltage reference ideal for applications requiring high accuracy and low noise performance.

Equivalent

The ADR4525BRZ is a precision voltage reference from Analog Devices. Equivalent products from other manufacturers include the REF5025 from Texas Instruments, the LM4120-2.5 from Texas Instruments, and the LT6656-2.5 from Analog Devices (formerly Linear Technology). These alternatives offer similar voltage reference functionality with comparable precision and stability characteristics. Always verify electrical specifications and package compatibility before substitution.

Features

The ADR4525BRZ is a high-performance voltage reference from Analog Devices. It offers a precise output voltage of 2.5V with low noise and high stability, making it suitable for a variety of applications that require precision and reliability. Key features include:
1. Low Noise: The ADR4525BRZ has a low noise performance of 1.25 µV p-p (0.1 Hz to 10 Hz), which is critical for sensitive applications.
2. High Accuracy: It offers initial accuracy of ±0.02% and excellent temperature coefficient specifications, ensuring minimal drift over temperature variations.
3. Low Temperature Drift: With a typical temperature coefficient of 2 ppm/°C, it maintains precision across a wide temperature range.
4. Wide Supply Range: The device operates effectively with a supply voltage range of 3.3V to 15V.
5. Output Current: It can source or sink up to 10 mA, which is useful for driving loads directly.
6. Long-Term Stability: The device provides long-term stability of 25 ppm/√kHr, making it reliable over extended periods.
These features make the ADR4525BRZ suitable for use in precision measurement, instrumentation, and data acquisition systems.

Pinout

The ADR4525BRZ is a high-precision voltage reference from Analog Devices. It comes in an 8-pin Small Outline Package (SOIC).
Here is a brief description of its pin functions:
1. Pin 1 (NC) - No Connect.
2. Pin 2 (VIN) - Input voltage pin to power the device.
3. Pin 3 (GND) - Ground reference for the circuit.
4. Pin 4 (TRIM/NR) - Trimming/Noise Reduction pin for fine adjustments and noise reduction.
5. Pin 5 (NC) - No Connect.
6. Pin 6 (VOUT) - Output pin providing the precision reference voltage.
7. Pin 7 (NC) - No Connect.
8. Pin 8 (NC) - No Connect.
The ADR4525BRZ outputs a precise 2.5V reference voltage, making it suitable for high-accuracy applications like data acquisition systems, digital voltmeters, and precision power supplies.

Manufacturer

The ADR4525BRZ is manufactured by Analog Devices, Inc. Analog Devices is a company that specializes in the design and production of analog, mixed-signal, and digital signal processing (DSP) integrated circuits. They provide products and solutions for a wide range of industries, including telecommunications, industrial automation, automotive, healthcare, and consumer electronics. Analog Devices is known for its high-performance components and systems that are integral in converting, conditioning, and processing real-world phenomena such as temperature, pressure, sound, and light into electrical signals that can be utilized by digital systems.

Application

The ADR4525BRZ is a high-precision voltage reference used in various applications requiring stable voltage outputs. Its main application areas include data acquisition systems, where it ensures accurate analog-to-digital converter (ADC) performance, and precision instrumentation, where stable reference voltages are crucial for measurement accuracy. It's also used in industrial process controls for maintaining consistent operation conditions and in medical equipment, where reliable and precise voltages are critical. Additionally, it supports communication systems by providing stable voltage references for signal processing and conditioning. Its low noise and drift characteristics make it ideal for any application demanding high precision and reliability.

Package

The ADR4525BRZ is a precision voltage reference from Analog Devices, and it comes in an 8-lead Small Outline Package (SOIC).

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