OPA861IDRG4 - English Editing Encyclopedia Entry

Product Overview

Category: Integrated Circuit (IC)

Use: Operational Amplifier

Characteristics: - High-speed, low-power voltage feedback amplifier - Wide bandwidth and high slew rate - Low input bias current and low offset voltage - Rail-to-rail output swing capability

Package: SOIC-8 (Small Outline Integrated Circuit)

Essence: The OPA861IDRG4 is a high-performance operational amplifier designed for various applications that require high-speed signal amplification with low power consumption.

Packaging/Quantity: The OPA861IDRG4 is typically sold in reels of 2500 units.

Specifications

• Supply Voltage Range: ±2.5V to ±6V
• Input Offset Voltage: 1.5mV (maximum)
• Input Bias Current: 1nA (maximum)
• Gain Bandwidth Product: 200MHz (typical)
• Slew Rate: 400V/µs (typical)
• Output Current: ±50mA (typical)
• Operating Temperature Range: -40°C to +125°C

Pin Configuration

The OPA861IDRG4 has the following pin configuration:

___________ V+ | 1 8 | V- IN-| 2 7 | OUT IN+| 3 6 | NC NC | 4 5 | NC ¯¯¯¯¯¯¯¯¯¯¯

Functional Features

• High-speed voltage amplification: The OPA861IDRG4 offers a wide bandwidth and high slew rate, making it suitable for applications requiring fast signal amplification.
• Low power consumption: With its low input bias current and low offset voltage, the OPA861IDRG4 minimizes power consumption while maintaining high performance.
• Rail-to-rail output swing: The amplifier can drive signals close to the supply rails, allowing for maximum dynamic range.

Advantages and Disadvantages

Advantages: - High-speed operation - Low power consumption - Wide bandwidth - Rail-to-rail output swing capability

Disadvantages: - Limited supply voltage range (±2.5V to ±6V) - Sensitive to electrostatic discharge (ESD)

Working Principles

The OPA861IDRG4 is based on a voltage feedback architecture. It utilizes a differential input stage followed by gain stages and an output buffer. The amplifier amplifies the voltage difference between its two input terminals and provides a corresponding amplified output signal.

Detailed Application Field Plans

The OPA861IDRG4 is commonly used in the following applications: 1. High-speed data acquisition systems 2. Communication systems 3. Test and measurement equipment 4. Medical imaging devices 5. Audio amplification circuits

Detailed Alternative Models

Some alternative models that offer similar functionality to the OPA861IDRG4 include: - OPA836IDBVR - OPA847IDBVT - OPA860IDBVR - OPA862IDBVR

These models have comparable specifications and can be considered as alternatives depending on specific requirements.

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