OPA691IDR

Product Overview

Category

OPA691IDR belongs to the category of operational amplifiers (op-amps).

Use

The OPA691IDR op-amp is commonly used in various electronic circuits for amplification and signal conditioning purposes.

Characteristics

• High gain: The OPA691IDR offers a high voltage gain, making it suitable for applications requiring precise amplification.
• Wide bandwidth: With a wide bandwidth range, this op-amp can handle high-frequency signals effectively.
• Low noise: The OPA691IDR has low input and output noise levels, ensuring accurate signal processing.
• Low power consumption: This op-amp operates efficiently with low power requirements.

Package

The OPA691IDR is available in a small outline integrated circuit (SOIC) package.

Essence

The essence of the OPA691IDR lies in its ability to provide high-performance amplification and signal conditioning in a compact form factor.

Packaging/Quantity

The OPA691IDR is typically packaged in reels or tubes, containing a specific quantity of op-amps per package. The exact packaging and quantity may vary depending on the supplier.

Specifications

• Supply Voltage Range: ±2.5V to ±18V
• Input Offset Voltage: 1mV (maximum)
• Input Bias Current: 10nA (maximum)
• Gain Bandwidth Product: 50MHz
• Slew Rate: 20V/µs
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The OPA691IDR op-amp features an 8-pin SOIC package with the following pin configuration:

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

Functional Features

• High voltage gain: The OPA691IDR provides a high open-loop voltage gain, allowing for precise amplification of input signals.
• Rail-to-rail output swing: This op-amp can drive signals close to the supply voltage rails, maximizing the dynamic range.
• Unity-gain stable: The OPA691IDR remains stable even at unity gain, making it suitable for various applications.
• Low distortion: With low harmonic distortion, this op-amp ensures accurate signal reproduction.

Advantages and Disadvantages

Advantages

• High gain and wide bandwidth enable accurate signal amplification.
• Low noise levels ensure minimal interference in signal processing.
• Compact SOIC package allows for space-efficient circuit design.
• Low power consumption contributes to energy efficiency.

Disadvantages

• Limited availability of alternative models with similar specifications.
• Relatively higher cost compared to some other op-amps in the market.

Working Principles

The OPA691IDR operates based on the principles of differential amplification. It amplifies the voltage difference between its inverting and non-inverting inputs, providing an amplified output signal that is a linear function of the input voltage.

Detailed Application Field Plans

The OPA691IDR finds applications in various fields, including: 1. Audio amplification: It can be used in audio systems to amplify weak audio signals. 2. Sensor signal conditioning: The op-amp can process and amplify signals from sensors such as temperature or pressure sensors. 3. Communication systems: It plays a crucial role in signal conditioning and amplification in communication circuits. 4. Test and measurement equipment: The OPA691IDR can be utilized in precision measurement instruments for accurate signal processing.

Detailed and Complete Alternative Models

While the OPA691IDR offers unique characteristics, there are alternative op-amp models available in the market with similar specifications. Some notable alternatives include: - OPA690IDR - OPA692IDR - LT1677IS8 - AD8628ARZ

These alternative models can be considered based on specific application requirements and availability.

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