AD621ARZ-R7

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AD621ARZ-R7

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IC INST AMP 1 CIRCUIT 8SOIC

  • FabricanteAnalog Devices Inc.

  • Peça do Fabricante #AD621ARZ-R7

  • Ficha Técnica AD621ARZ-R7 DataSheet

  • Em Estoque5036

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Especificações

Atributo Valor
Part Status Active
Base Product Number AD621
Amplifier Type Instrumentation
Number of Circuits 1
Slew Rate 1.2V/µs
Current - Input Bias 500 pA
Voltage - Input Offset 75 µV
Supply Current 900µA
Voltage - Supply Span (Min) 4.6 V
Voltage - Supply Span (Max) 36 V
Operating Temperature -40°C ~ 85°C
Mounting Type Surface Mount
Package / Case 8-SOIC (0.154", 3.90mm Width)
Supplier Device Package 8-SOIC
Packaging Cut Tape (CT), Tape & Reel (TR)
-3 dB Bandwidth 800 kHz
Current - Output / Channel 18 mA

Visão Geral

Description

The AD621ARZ-R7 is a precision instrumentation amplifier produced by Analog Devices. It is designed to amplify small differential signals in the presence of large common-mode voltages, making it ideal for applications such as sensor signal conditioning, data acquisition, and industrial process controls. This model offers high accuracy with a low offset voltage and a low offset voltage drift, ensuring precise performance over a range of temperatures. The AD621ARZ-R7 provides a fixed gain of 10 or 100, selectable via a single external resistor, facilitating ease of use in various circuit designs.
The device features a low noise level and excellent common-mode rejection ratio (CMRR), enhancing the quality and reliability of measurements. It operates on a single or dual power supply, accommodating a wide range of input voltages. The AD621ARZ-R7 comes in a compact SOIC-8 package, making it suitable for space-constrained applications. Its robustness and performance characteristics make it well-suited for precision instrumentation tasks where stability and accuracy are paramount.

Equivalent

The AD621ARZ-R7 is an instrumentation amplifier from Analog Devices. Equivalent products include:
1. INA128 from Texas Instruments
2. MAX4198 from Maxim Integrated
3. LT1167 from Analog Devices (formerly Linear Technology)
These products offer similar functionalities, such as high input impedance, low offset voltage, and high common-mode rejection ratio, making them suitable alternatives for precision signal conditioning applications. Always check specifications to ensure they meet your exact requirements.

Features

The AD621ARZ-R7 is a high-precision instrumentation amplifier from Analog Devices designed for accurate signal conditioning. Key features include:
1. High Accuracy: Offers low offset voltage, drift, and noise for precise measurements.
2. Gain Settable: Provides easy gain setting with two options: a fixed gain of 10 or an externally set gain of 100.
3. Low Power Consumption: Optimized for low power usage, making it suitable for battery-operated devices.
4. Wide Supply Range: Compatible with dual power supplies ranging from ±2.3 V to ±18 V.
5. High CMRR: Exhibits high Common-Mode Rejection Ratio for improved noise rejection.
6. Wide Bandwidth: Suitable for applications requiring wide frequency response.
7. Compact Package: Available in a small SOIC package, ideal for space-constrained designs.
These features make the AD621ARZ-R7 suitable for various applications like medical instrumentation, data acquisition systems, and industrial process controls that demand precision and reliability.

Pinout

The AD621ARZ-R7 is an instrumentation amplifier produced by Analog Devices. It is available in an 8-pin SOIC (Small Outline Integrated Circuit) package. The pin functions are as follows:
1. Ref (Pin 1): Reference voltage input. It allows the output to be level-shifted.
2. -IN (Pin 2): Inverting input.
3. +IN (Pin 3): Non-inverting input.
4. -VS (Pin 4): Negative power supply voltage.
5. Rg (Pin 5): Gain-setting resistor connection.
6. Output (Pin 6): Amplifier output.
7. +VS (Pin 7): Positive power supply voltage.
8. Rg (Pin 8): Gain-setting resistor connection.
The AD621 is known for its low power consumption, high precision, and its capability of providing high gain accuracy, making it suitable for various precision applications such as sensor signal conditioning and data acquisition systems.

Manufacturer

The AD621ARZ-R7 is manufactured by Analog Devices, Inc. Analog Devices is a multinational company specializing in the design and manufacturing of a wide range of analog, mixed-signal, and digital signal processing integrated circuits. These products are used in various applications including telecommunications, industrial automation, instrumentation, healthcare, and consumer electronics. Analog Devices is well-regarded for its innovation and high-quality products in the electronics industry.

Application

The AD621ARZ-R7 is a precision instrumentation amplifier designed for accurate and stable signal amplification. Key application areas include:
1. Industrial Process Controls: It is used for sensor signal conditioning in environments requiring high precision and reliability.
2. Medical Instrumentation: Supports applications in ECG and other diagnostic equipment, benefiting from its low noise and high accuracy.
3. Weigh Scales: Provides precision amplification of load cell signals for accurate weight measurement.
4. Data Acquisition Systems: Enhances signal integrity and accuracy in data collection and analysis.
5. Strain Gauge Applications: Ideal for pressure and force measurement systems due to its high input impedance and low offset voltage.
These applications benefit from the AD621ARZ-R7's low power consumption and high gain accuracy.

Package

The AD621ARZ-R7 is an instrumentation amplifier from Analog Devices. It comes in an SOIC-8 (Small Outline Integrated Circuit) package, which is a surface-mount type. The "R7" indicates that it is supplied on a reel, typically for use in automated assembly processes.

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