AD620 Microvolt/Millivolt Voltage Amplifier Module

AD620 Microvolt/Millivolt Voltage Amplifier Module is a precision instrumentation amplifier module designed for amplifying low-voltage signals with high accuracy. Built around the AD620 IC from Analog Devices, it is ideal for applications requiring precise signal amplification, such as sensor interfacing, medical instrumentation, and industrial measurement systems.

Key Features of AD620 Microvolt/Millivolt Voltage Amplifier Module:

• • High Gain Accuracy: Provides precise amplification of microvolt and millivolt signals.
  • Low Noise: Ensures clean signal amplification for sensitive applications.
  • Wide Supply Voltage Range: Operates from ±2.3V to ±18V.
  • Adjustable Gain: Gain can be set using an external resistor.
  • Compact Design: Small module for easy integration into projects.

Technical Specifications of AD620 Microvolt/Millivolt Voltage Amplifier Module:

• • Amplifier IC: AD620 (Analog Devices)
  • Input Voltage Range: ±10V (maximum)
  • Gain Range: 1 to 1000 (adjustable via external resistor)
  • Bandwidth: 120kHz at G = 100
  • Input Offset Voltage: 50µV (maximum)
  • Input Bias Current: 1.0nA (maximum)
  • Supply Voltage: ±2.3V to ±18V
  • Operating Temperature: -40°C to +85°C

Mechanical Characteristics of AD620 Microvolt/Millivolt Voltage Amplifier Module:

• • Dimensions: 40mm x 20mm x 10mm
  • Weight: Approximately 10 grams
  • Material: FR4 PCB with gold-plated connectors
  • Mounting: 4 x mounting holes for secure installation
  • Color: Green PCB with white silkscreen

Schematic Diagram and Pinout of AD620 Microvolt/Millivolt Voltage Amplifier Module:

• • Pinout:
    • V+: Positive power supply input
    • V-: Negative power supply input
    • IN+: Non-inverting input
    • IN-: Inverting input
    • OUT: Amplified output signal
    • RG: Gain setting resistor connection
    • REF: Reference pin for output offset adjustment
  • Schematic Diagram: Features the AD620 IC as the core, connected to power, input, output, and gain-setting components.

Applications of AD620 Microvolt/Millivolt Voltage Amplifier Module:

• • Sensor Signal Amplification: Amplifies low-voltage signals from sensors like thermocouples and strain gauges.
  • Medical Instrumentation: Used in ECG, EEG, and other medical devices for precise signal processing.
  • Industrial Measurement: Ideal for amplifying signals in industrial control and monitoring systems.
  • Data Acquisition Systems: Enhances signal integrity in DAQ systems.
  • DIY Electronics: Perfect for hobbyists working on precision amplification projects.

Equivalent Models of AD620 Microvolt/Millivolt Voltage Amplifier Module:

• • AD623: A similar instrumentation amplifier with single-supply operation.
  • INA128: Alternative precision amplifier with high gain accuracy.

Datasheet:

• • Download AD620 Datasheet

Keywords for AD620 Microvolt/Millivolt Voltage Amplifier Module:

• • AD620 Amplifier Module
  • Microvolt Amplifier
  • Millivolt Amplifier
  • Instrumentation Amplifier
  • Precision Signal Amplifier

Package Includes:

• • 1 x AD620 Microvolt/Millivolt Voltage Amplifier Module