OPA2131UA/2K5G4

Product Overview

Category:

The OPA2131UA/2K5G4 belongs to the category of operational amplifiers (op-amps).

Use:

It is commonly used in audio applications, precision instrumentation, and other high-fidelity analog circuits.

Characteristics:

• High precision and low noise
• Wide bandwidth
• Low distortion
• High output drive capability

Package:

The OPA2131UA/2K5G4 is available in a small outline IC (SOIC) package.

Essence:

This op-amp is essential for achieving high-quality signal processing and amplification in various electronic systems.

Packaging/Quantity:

It is typically supplied in reels of 2500 units.

Specifications

• Supply Voltage: ±2.5V to ±18V
• Input Offset Voltage: 0.3mV (max)
• Input Bias Current: 0.6nA (max)
• Gain Bandwidth Product: 8MHz
• Slew Rate: 20V/µs
• Operating Temperature Range: -40°C to 85°C

Detailed Pin Configuration

The OPA2131UA/2K5G4 has a standard 8-pin SOIC package with the following pin configuration: 1. Non-inverting input (+IN) 2. Inverting input (-IN) 3. Output (OUT) 4. V- 5. Offset Null 6. Compensation 7. V+ 8. NC (No Connection)

Functional Features

• High precision and accuracy
• Low noise and distortion
• Wide operating voltage range
• High output drive capability

Advantages and Disadvantages

Advantages

• Excellent audio performance
• Suitable for precision instrumentation
• Versatile and widely used in various applications

Disadvantages

• Relatively higher cost compared to general-purpose op-amps
• Limited availability from certain suppliers

Working Principles

The OPA2131UA/2K5G4 operates based on the principles of differential amplification and feedback control. It provides high gain and accurate signal amplification while minimizing noise and distortion.

Detailed Application Field Plans

Audio Applications

The OPA2131UA/2K5G4 is ideal for use in audio preamplifiers, equalizers, and headphone amplifiers due to its low noise and high fidelity characteristics.

Precision Instrumentation

In precision measurement and sensor interface circuits, this op-amp ensures accurate signal conditioning and amplification, making it suitable for data acquisition systems and test equipment.

Active Filters

Its wide bandwidth and low distortion make it well-suited for active filter designs, including low-pass, high-pass, and band-pass filters in various electronic systems.

Detailed and Complete Alternative Models

• OPA2134
• OPA227
• AD797
• LT1115

In conclusion, the OPA2131UA/2K5G4 is a high-performance operational amplifier with versatile applications in audio, instrumentation, and other precision analog circuits. Its combination of precision, low noise, and wide bandwidth makes it an essential component in many electronic systems. While it may have a higher cost and limited availability from some suppliers, its advantages in audio performance and precision instrumentation make it a preferred choice for demanding applications.

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