OPA820ID

Product Overview

Category

OPA820ID belongs to the category of operational amplifiers (op-amps).

Use

OPA820ID is commonly used in electronic circuits for amplification and signal conditioning purposes.

Characteristics

• High gain: OPA820ID offers a high voltage gain, making it suitable for applications requiring amplification.
• Low noise: The op-amp has low noise characteristics, ensuring minimal interference with the input signal.
• Wide bandwidth: OPA820ID provides a wide frequency response range, enabling it to handle signals across a broad spectrum.
• Low power consumption: This op-amp consumes low power, making it energy-efficient.
• Rail-to-rail input and output: OPA820ID supports rail-to-rail input and output voltage ranges, allowing it to operate with signals close to the supply rails.
• Single-supply operation: It can be powered by a single supply voltage, simplifying circuit design.

Package

OPA820ID is available in a small outline integrated circuit (SOIC) package.

Essence

The essence of OPA820ID lies in its ability to amplify and condition electrical signals accurately and efficiently.

Packaging/Quantity

OPA820ID is typically sold in reels or tubes containing multiple units. The exact quantity may vary depending on the supplier.

Specifications

• Supply Voltage Range: ±2 V to ±18 V
• Input Offset Voltage: 1 mV (maximum)
• Input Bias Current: 10 nA (maximum)
• Gain Bandwidth Product: 20 MHz
• Slew Rate: 10 V/µs
• Output Current: 40 mA (maximum)

Detailed Pin Configuration

OPA820ID features an 8-pin SOIC package with the following pin configuration:

1. Non-inverting Input (+)
2. Inverting Input (-)
3. V-
4. Output
5. Offset Null
6. NC (No Connection)
7. V+
8. NC (No Connection)

Functional Features

• High voltage gain for signal amplification.
• Low noise operation for accurate signal processing.
• Wide bandwidth to handle a broad range of frequencies.
• Rail-to-rail input and output capability for maximum signal swing.
• Single-supply operation simplifies circuit design.

Advantages and Disadvantages

Advantages

• High gain allows for effective signal amplification.
• Low noise ensures minimal interference with the input signal.
• Wide bandwidth enables handling of various frequency ranges.
• Rail-to-rail input and output support provides flexibility in signal processing.
• Single-supply operation simplifies circuit design and reduces component count.

Disadvantages

• Limited output current may restrict its use in applications requiring higher current capabilities.
• The 8-pin SOIC package may not be suitable for all circuit layouts or assembly methods.

Working Principles

OPA820ID operates based on the principles of operational amplifiers. It utilizes differential input stages, gain stages, and output stages to amplify and condition electrical signals. The op-amp's internal circuitry ensures high gain, low noise, and wide bandwidth performance.

Detailed Application Field Plans

OPA820ID finds application in various fields, including but not limited to: 1. Audio amplification: OPA820ID can be used in audio amplifiers to enhance sound quality and volume. 2. Sensor signal conditioning: It is suitable for amplifying and conditioning signals from sensors such as temperature, pressure, or light sensors. 3. Active filters: OPA820ID can be utilized in active filter circuits to process and shape specific frequency components. 4. Instrumentation systems: It is commonly employed in instrumentation systems that require accurate signal amplification and conditioning.

Detailed and Complete Alternative Models

Some alternative models to OPA820ID that offer similar functionality are: - LM358 - TL071 - AD822

These alternatives can be considered based on specific application requirements, availability, and cost considerations.

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