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AD620ARZ

Name: AD620ARZ
Rating: 4.7 (12 reviews)

IC INST AMP 1 CIRCUIT 8SOIC

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製造商。部分 #AD620ARZ
包 SOIC-8
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規格

Package	Tube
ProductStatus	Active
AmplifierType	Instrumentation
NumberofCircuits	1
SlewRate	1.2V/µs
-3dbBandwidth	1 MHz
Current-InputBias	500 pA
Voltage-InputOffset	30 µV
Current-Supply	900µA
Current-Output/Channel	18 mA
Voltage-SupplySpan(Min)	4.6 V
Voltage-SupplySpan(Max)	36 V
OperatingTemperature	-40°C ~ 85°C
MountingType	Surface Mount
Package/Case	8-SOIC (0.154, 3.90mm Width)

概述

Description

The AD620ARZ is a low-power, instrumentation amplifier designed for high accuracy and low noise applications. It features a gain range of 1 to 1000, selectable through a single external resistor, making it versatile for various signal conditioning tasks. The amplifier offers a low input bias current and high input impedance, which allows it to interface effectively with sensor outputs without loading them.
Key specifications include a typical gain error of less than 0.1% and a noise performance of 0.6 µV (RMS) over a 0.1 Hz to 10 Hz bandwidth. The AD620ARZ operates with a supply voltage range of ±2.3V to ±18V, making it suitable for battery-operated devices and other low-voltage applications.
Its compact package and simple design make it an ideal choice for medical instrumentation, data acquisition systems, and industrial measurements. The AD620ARZ ensures reliable performance in environments requiring precise signal amplification with minimal distortion.

Features

The AD620ARZ is a low-power instrumentation amplifier designed for high-precision applications. Key features include:
1. Low Noise: Offers low input noise, making it suitable for sensitive measurements.
2. High Accuracy: Achieves high common-mode rejection ratio (CMRR) and low offset voltage.
3. Flexible Gain: Allows programmable gain from 1 to 1000 using a single external resistor.
4. Rail-to-Rail Output: Provides output that can swing close to the supply rails, maximizing dynamic range.
5. Wide Supply Voltage Range: Operates with a single supply voltage of 2.3V to 18V or dual supplies.
6. Low Power Consumption: Consumes only 1.2 mA of supply current, making it suitable for battery-operated devices.
7. Compact Package: Available in an 8-lead SOIC and other packages for design flexibility.
8. Fast Response Time: Offers a bandwidth of 1 MHz, suitable for dynamic signals.
These features make the AD620ARZ ideal for applications like medical instrumentation, strain gauge sensors, and data acquisition systems.

Package

The AD620ARZ is packaged in a 8-lead SOIC (Small Outline Integrated Circuit) form factor. This surface-mount package is designed for compact applications and allows for efficient thermal and electrical performance.

Pinout

The AD620ARZ is an instrumentation amplifier with a total of 8 pins. Here’s a brief overview of its pin configuration and functions:
1. Pin 1 (Ref): Reference pin; sets the output voltage reference.
2. Pin 2 (–IN): Inverting input; receives the negative input signal.
3. Pin 3 (GND): Ground; connects to the system ground.
4. Pin 4 (Rgain): Gain-setting resistor connection; adjusts the gain of the amplifier.
5. Pin 5 (+IN): Non-inverting input; receives the positive input signal.
6. Pin 6 (V–): Negative power supply; connects to the negative power source.
7. Pin 7 (V+): Positive power supply; connects to the positive power source.
8. Pin 8 (Out): Output; provides the amplified output signal.
The AD620ARZ operates with a wide supply voltage range and offers low power consumption, making it suitable for various applications such as medical instrumentation and data acquisition systems.

Manufacturer

The AD620ARZ is manufactured by Analog Devices, Inc. Analog Devices is a multinational semiconductor company that specializes in data conversion, signal processing, and various analog and mixed-signal integrated circuits. Founded in 1965, the company focuses on high-performance analog, mixed-signal, and digital signal processing (DSP) technologies. Its products are widely used in industrial, automotive, communications, and consumer electronics applications. The AD620ARZ is an instrumentation amplifier known for its low power consumption and high accuracy, making it suitable for medical devices, sensor applications, and data acquisition systems.

Application

The AD620ARZ is a low-power instrumentation amplifier used in various applications, including medical devices (such as ECG and EEG monitoring), strain gauge sensors, industrial process controls, and data acquisition systems. Its high input impedance and low noise make it ideal for amplifying small differential signals in noisy environments.

Equivalent

Equivalent products to the AD620ARZ include the INA115, INA128, and INA321 from Texas Instruments, as well as the LTC6363 from Analog Devices. These alternatives offer similar instrumentation amplifier functions with varying specifications in terms of gain, bandwidth, and power supply requirements. Always verify compatibility based on your specific application needs.