OPA861IDR

Product Overview

Category: Integrated Circuit (IC)

Use: The OPA861IDR is a high-speed operational amplifier designed for use in various applications that require wide bandwidth and low distortion. It is commonly used in audio and video equipment, communication systems, and instrumentation.

Characteristics: - Wide bandwidth: The OPA861IDR offers a bandwidth of up to 1 GHz, making it suitable for high-frequency applications. - Low distortion: With a low total harmonic distortion (THD) of less than 0.01%, this operational amplifier ensures accurate signal reproduction. - High slew rate: The OPA861IDR has a high slew rate of 2000 V/µs, enabling it to handle fast voltage changes effectively. - Low input bias current: It features a low input bias current of 2 nA, minimizing the impact on the input signal.

Package: The OPA861IDR comes in an 8-pin SOIC (Small Outline Integrated Circuit) package, which provides ease of handling and compatibility with standard PCB (Printed Circuit Board) designs.

Essence: This operational amplifier is designed to amplify and process analog signals with high precision and minimal distortion.

Packaging/Quantity: The OPA861IDR is typically available in reels containing 2500 units per reel.

Specifications

• Supply Voltage Range: ±5V to ±15V
• Input Offset Voltage: 1 mV (maximum)
• Input Bias Current: 2 nA (maximum)
• Bandwidth: 1 GHz
• Slew Rate: 2000 V/µs
• Total Harmonic Distortion (THD): < 0.01%
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The OPA861IDR has the following pin configuration:

1. V- (Negative Power Supply)
2. V+ (Positive Power Supply)
3. Output
4. Non-Inverting Input (+)
5. Inverting Input (-)
6. NC (No Connection)
7. NC (No Connection)
8. GND (Ground)

Functional Features

• High-speed amplification: The OPA861IDR offers a wide bandwidth and high slew rate, allowing it to amplify high-frequency signals accurately.
• Low distortion: With its low THD, this operational amplifier ensures faithful signal reproduction.
• Low input bias current: The low input bias current minimizes the impact on the input signal, making it suitable for applications requiring high input impedance.

Advantages and Disadvantages

Advantages: - Wide bandwidth for high-frequency applications - Low distortion for accurate signal reproduction - High slew rate for fast voltage changes - Low input bias current for minimal impact on the input signal

Disadvantages: - Limited availability in alternative packages - Relatively higher power consumption compared to some other operational amplifiers

Working Principles

The OPA861IDR operates based on the principles of differential amplification. It amplifies the voltage difference between its non-inverting and inverting inputs, producing an amplified output signal. The high-speed characteristics of this operational amplifier allow it to handle rapid voltage changes with minimal distortion.

Detailed Application Field Plans

The OPA861IDR finds applications in various fields, including: 1. Audio and video equipment: It is used in audio amplifiers, mixers, and video signal processing circuits. 2. Communication systems: The OPA861IDR is employed in high-speed data transmission systems, optical communication devices, and wireless communication equipment. 3. Instrumentation: It is utilized in precision measurement instruments, oscilloscopes, and signal generators.

Detailed and Complete Alternative Models

Some alternative models to the OPA861IDR include: - OPA836IDBVT - OPA847IDBVT - OPA860IDBVR - OPA862IDBVR

These alternative models offer similar characteristics and functionality, providing options for different design requirements.

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