OPA4705UA

Basic Information Overview

• Category: Operational Amplifier
• Use: Signal amplification and conditioning in various electronic circuits
• Characteristics:
  • High gain and bandwidth
  • Low input offset voltage and bias current
  • Rail-to-rail input and output
  • Low noise and distortion
• Package: SOIC (Small Outline Integrated Circuit)
• Essence: Operational amplifier for precision signal processing
• Packaging/Quantity: Available in reels of 2500 units

Specifications

• Supply Voltage Range: ±2.25V to ±18V
• Input Offset Voltage: 150µV (maximum)
• Input Bias Current: 1nA (maximum)
• Gain Bandwidth Product: 10MHz
• Slew Rate: 7V/µs
• Output Current: 40mA
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The OPA4705UA operational amplifier has a standard pin configuration as follows:

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

Functional Features

• High precision signal amplification and conditioning
• Wide supply voltage range allows flexibility in various applications
• Rail-to-rail input and output capability enables maximum dynamic range
• Low noise and distortion ensure accurate signal reproduction
• High output current capability for driving capacitive loads

Advantages and Disadvantages

Advantages: - High gain and bandwidth for precise signal processing - Low input offset voltage and bias current for accurate measurements - Rail-to-rail input and output for maximum dynamic range - Low noise and distortion for high-fidelity signal reproduction

Disadvantages: - Limited output current compared to specialized power amplifiers - Higher cost compared to basic operational amplifiers

Working Principles

The OPA4705UA operates based on the principles of operational amplifiers. It utilizes differential input stages, gain stages, and output stages to amplify and condition input signals. The internal circuitry ensures high gain, low noise, and low distortion characteristics. The rail-to-rail input and output capability allows the amplifier to handle signals close to the supply rails.

Detailed Application Field Plans

The OPA4705UA is suitable for a wide range of applications, including: 1. Precision measurement instruments 2. Audio amplifiers and preamplifiers 3. Sensor signal conditioning circuits 4. Active filters and equalizers 5. Data acquisition systems 6. Industrial control systems 7. Medical equipment

Detailed and Complete Alternative Models

1. OPA4705EA: Similar specifications and features, available in different package (PDIP)
2. OPA4705PA: Similar specifications and features, available in different package (TSSOP)
3. OPA4705RA: Similar specifications and features, available in different package (QFN)

These alternative models provide flexibility in choosing the appropriate package for specific application requirements while maintaining similar performance characteristics.

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