OPA861IDBVTG4 - English Editing Encyclopedia Entry

Product Overview

Product Name: OPA861IDBVTG4
Category: Integrated Circuit (IC)
Use: Amplifier
Characteristics: High-speed, low-power, voltage feedback operational amplifier
Package: SOT-23-5
Essence: The OPA861IDBVTG4 is a high-performance operational amplifier designed for various applications requiring high-speed signal amplification.
Packaging/Quantity: Tape and Reel, 3000 units per reel

Specifications

• Supply Voltage: ±2.5V to ±6V
• Input Offset Voltage: ±1mV (max)
• Gain Bandwidth Product: 1.8GHz (typ)
• Slew Rate: 1800V/µs (typ)
• Input Bias Current: ±3nA (max)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The OPA861IDBVTG4 has a total of 5 pins arranged as follows:

```

---

| | --| V- OUT |-- Pin 1: Output --| V+ IN- |-- Pin 2: Inverting Input --| NC IN+ |-- Pin 3: Non-Inverting Input --| GND VCC |-- Pin 4: Ground --| NC NC |-- Pin 5: Not Connected |___________| ```

Functional Features

• High-speed operation with a gain bandwidth product of 1.8GHz.
• Low power consumption, making it suitable for battery-powered applications.
• Wide supply voltage range allows flexibility in various circuit designs.
• Rail-to-rail input and output capability ensures maximum dynamic range.

Advantages and Disadvantages

Advantages: - High-speed performance enables accurate signal amplification in fast applications. - Low power consumption extends battery life in portable devices. - Wide supply voltage range provides versatility in circuit design. - Rail-to-rail input and output capability ensures maximum dynamic range.

Disadvantages: - Limited availability of alternative models with similar specifications. - May require additional external components for specific applications.

Working Principles

The OPA861IDBVTG4 is a voltage feedback operational amplifier that amplifies the input signal while maintaining high-speed performance. It operates by comparing the voltage difference between the inverting and non-inverting inputs and producing an amplified output signal. The amplifier's internal circuitry ensures stability, accuracy, and low distortion during operation.

Detailed Application Field Plans

The OPA861IDBVTG4 is suitable for a wide range of applications, including:

1. Communication Systems:

   • High-frequency signal amplification in wireless communication systems.
   • Signal conditioning in data transmission circuits.

2. Test and Measurement Equipment:

   • High-speed signal amplification in oscilloscopes and spectrum analyzers.
   • Precision measurement applications requiring low noise and high bandwidth.

3. Audio Systems:

   • Amplification of audio signals in professional audio equipment.
   • Headphone amplifiers and audio mixers.

4. Medical Devices:

   • Signal amplification in medical imaging equipment.
   • Biomedical signal processing applications.

Detailed and Complete Alternative Models

While the OPA861IDBVTG4 offers unique specifications and features, there are alternative models available with similar characteristics. Some notable alternatives include:

1. OPA836IDBVR
2. OPA847IDBVT
3. OPA860IDBVT
4. OPA862IDBVT

These alternative models provide options for different performance requirements and can be considered based on specific application needs.

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