OPA4137UAG4

Product Overview

Category: Operational Amplifier
Use: Signal amplification and conditioning
Characteristics: High precision, low noise, wide bandwidth
Package: SOIC-8
Essence: Precision operational amplifier
Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

• Supply Voltage: ±2.5V to ±18V
• Input Offset Voltage: 0.25mV (maximum)
• Input Bias Current: 1nA (maximum)
• Input Noise Voltage: 6nV/√Hz (typical)
• Gain Bandwidth Product: 36MHz (typical)
• Slew Rate: 20V/µs (typical)
• Output Current: ±30mA (typical)

Detailed Pin Configuration

The OPA4137UAG4 is an SOIC-8 package with the following pin configuration:

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

Functional Features

• High precision: The OPA4137UAG4 offers excellent accuracy and stability, making it suitable for applications requiring precise signal amplification.
• Low noise: With a low input noise voltage, this operational amplifier ensures minimal interference and distortion in sensitive circuits.
• Wide bandwidth: The high gain bandwidth product allows for amplification of signals with frequencies up to 36MHz, making it suitable for high-frequency applications.
• High output current: The OPA4137UAG4 can deliver a high output current, enabling it to drive loads with ease.

Advantages and Disadvantages

Advantages: - High precision and accuracy - Low noise performance - Wide bandwidth for high-frequency applications - High output current capability

Disadvantages: - Limited availability in certain package options - Relatively higher cost compared to some alternatives

Working Principles

The OPA4137UAG4 is a precision operational amplifier that amplifies and conditions input signals. It operates based on the principles of differential amplification, where the difference between the non-inverting and inverting inputs determines the output voltage. The internal circuitry of the OPA4137UAG4 ensures accurate amplification with minimal distortion and noise.

Detailed Application Field Plans

The OPA4137UAG4 finds applications in various fields, including:

1. Audio Amplification: The low noise and high precision characteristics make it suitable for audio amplifiers, ensuring faithful reproduction of sound.
2. Instrumentation: The high accuracy and stability of the OPA4137UAG4 make it ideal for precise measurement and control systems.
3. Communication Systems: With its wide bandwidth and low distortion, this operational amplifier can be used in communication circuits for signal conditioning and amplification.
4. Sensor Interfaces: The OPA4137UAG4's low noise performance makes it suitable for amplifying weak signals from sensors, enhancing their sensitivity and accuracy.

Detailed and Complete Alternative Models

1. OPA2134: A dual operational amplifier with similar characteristics, available in DIP-8 and SOIC-8 packages.
2. LM4562: A high-performance audio operational amplifier with low distortion and noise, available in DIP-8 and SOIC-8 packages.
3. AD8620: A precision operational amplifier with low offset voltage and low noise, available in SOT-23 and SOIC-8 packages.

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