OPA2137EA/250

Basic Information Overview

• Category: Operational Amplifier (Op-Amp)
• Use: Signal amplification and processing in various electronic circuits
• Characteristics:
  • High precision and low noise
  • Wide bandwidth and high slew rate
  • Low input offset voltage and low input bias current
• Package: 8-pin SOIC (Small Outline Integrated Circuit)
• Essence: Precision operational amplifier
• Packaging/Quantity: Available in tape and reel packaging, with a quantity of 250 units per reel

Specifications

• Supply Voltage Range: ±2.5V to ±18V
• Input Offset Voltage: 0.25mV (maximum)
• Input Bias Current: 1nA (maximum)
• Gain Bandwidth Product: 8MHz (typical)
• Slew Rate: 20V/µs (typical)
• Common Mode Rejection Ratio: 90dB (typical)
• Operating Temperature Range: -40°C to +125°C

Detailed Pin Configuration

The OPA2137EA/250 has the following pin configuration:

```

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| | --| IN- VCC |-- --| IN+ OUT |-- --| V- NC |-- --| V+ /NC |-- --| OUT /NC |-- --| NC VEE |-- |___________| ```

Functional Features

• High precision: The OPA2137EA/250 offers excellent accuracy and stability, making it suitable for applications that require precise signal amplification.
• Low noise: With a low noise floor, this op-amp ensures minimal interference and distortion in sensitive circuits.
• Wide bandwidth: The wide bandwidth allows for accurate amplification of high-frequency signals.
• Low input offset voltage: The op-amp has a low input offset voltage, minimizing errors in signal processing.
• Low input bias current: The low input bias current reduces the impact of loading effects on the input signal.

Advantages and Disadvantages

Advantages: - High precision and accuracy - Low noise performance - Wide bandwidth for high-frequency applications - Low input offset voltage and bias current

Disadvantages: - Limited supply voltage range compared to some other op-amps - Relatively higher cost compared to standard op-amps

Working Principles

The OPA2137EA/250 is based on a differential amplifier configuration. It amplifies the difference between the voltages at its non-inverting and inverting inputs. By adjusting the feedback network, the gain and characteristics of the amplifier can be tailored to specific requirements.

Detailed Application Field Plans

The OPA2137EA/250 is commonly used in various applications, including: 1. Audio amplifiers and preamplifiers 2. Instrumentation amplifiers 3. Active filters 4. Data acquisition systems 5. Precision measurement equipment 6. Signal conditioning circuits

Detailed and Complete Alternative Models

Some alternative models that can be considered as replacements for the OPA2137EA/250 include: - TL072: A general-purpose dual JFET-input operational amplifier with similar characteristics. - AD8675: A precision operational amplifier with ultra-low offset voltage and low noise performance. - LM4562: A high-performance audio operational amplifier known for its excellent sound quality.

These alternative models offer comparable features and can be suitable substitutes depending on the specific application requirements.

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