AD8202WYRZ

Product Overview

Category: Integrated Circuit (IC)

Use: The AD8202WYRZ is a precision, low power, zero-drift operational amplifier designed for use in various applications that require high accuracy and stability. It is commonly used in instrumentation amplifiers, medical devices, data acquisition systems, and other precision measurement equipment.

Characteristics: - Low offset voltage and drift - Low input bias current - High common-mode rejection ratio - Rail-to-rail input and output operation - Wide supply voltage range - Low power consumption

Package: The AD8202WYRZ comes in a small outline integrated circuit (SOIC) package, which provides ease of handling and compatibility with standard PCB manufacturing processes.

Essence: The essence of the AD8202WYRZ lies in its ability to provide accurate and stable amplification of signals with minimal distortion and noise.

Packaging/Quantity: The AD8202WYRZ is typically available in reels or tubes, with a quantity of 2500 units per reel/tube.

Specifications

• Supply Voltage Range: ±1.8 V to ±18 V
• Input Offset Voltage: 5 µV maximum
• Input Bias Current: 10 nA maximum
• Common-Mode Rejection Ratio: 120 dB minimum
• Gain Bandwidth Product: 1 MHz typical
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The AD8202WYRZ has a total of 8 pins arranged as follows:

```

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| | --| IN- OUT+ |-- Pin 1: Non-Inverting Input (+) --| IN+ OUT- |-- Pin 2: Inverting Input (-) --| V- V+ |-- Pin 3: Power Supply --| GND NC |-- Pin 4: Ground (Reference) |___________| ```

Functional Features

• Zero-drift architecture ensures high precision and stability over time and temperature.
• Rail-to-rail input and output operation allows for maximum dynamic range and signal fidelity.
• Low power consumption makes it suitable for battery-powered applications.
• Wide supply voltage range enables flexibility in various system designs.
• High common-mode rejection ratio minimizes the impact of common-mode noise on the amplified signal.

Advantages and Disadvantages

Advantages: - High accuracy and stability - Low power consumption - Wide supply voltage range - Rail-to-rail operation

Disadvantages: - Limited gain bandwidth product compared to some other operational amplifiers - Higher cost compared to general-purpose amplifiers

Working Principles

The AD8202WYRZ utilizes a zero-drift architecture, which employs auto-zeroing techniques to continuously measure and compensate for any offset voltage and drift. This results in extremely low offset voltage and drift, ensuring accurate amplification of small signals over time and temperature variations.

Detailed Application Field Plans

The AD8202WYRZ finds extensive use in the following application fields:

1. Instrumentation Amplifiers: The precision and stability of the AD8202WYRZ make it ideal for use in instrumentation amplifiers, which are commonly used in measurement and control systems.

2. Medical Devices: The low power consumption and high accuracy of the AD8202WYRZ make it suitable for medical devices such as patient monitoring systems, electrocardiographs, and blood pressure monitors.

3. Data Acquisition Systems: The AD8202WYRZ can be used in data acquisition systems to amplify and condition analog signals before digitization, ensuring accurate and reliable measurements.

4. Precision Measurement Equipment: The high precision and stability of the AD8202WYRZ make it suitable for various precision measurement equipment, including temperature sensors, strain gauges, and pressure transducers.

Detailed and Complete Alternative Models

• AD8221: Precision, low power, rail-to-rail output instrumentation amplifier.
• AD8605: Low power, zero-drift operational amplifier with rail-to-rail input and output.
• AD8421: High precision, low noise instrumentation amplifier with excellent common-mode rejection ratio.

These alternative models offer similar functionality and performance characteristics to the AD8202WYRZ and can be considered as alternatives based on specific application requirements.

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