OP42EJ

Product Overview

• Category: Integrated Circuit (IC)
• Use: Amplifier
• Characteristics:
  • High-speed operational amplifier
  • Low input bias current
  • Wide bandwidth
  • Low noise
• Package: Dual Inline Package (DIP)
• Essence: The OP42EJ is a high-performance operational amplifier designed for various applications requiring precision amplification.
• Packaging/Quantity: Available in tubes or reels, with 25 units per tube/reel.

Specifications

• Supply Voltage: ±5V to ±18V
• Input Offset Voltage: 0.5mV (maximum)
• Input Bias Current: 20nA (maximum)
• Slew Rate: 10V/µs (typical)
• Gain Bandwidth Product: 8MHz (typical)
• Input Noise Voltage: 7nV/√Hz (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The OP42EJ has a total of 8 pins arranged as follows:

```

---

| | --| IN- OUT |-- Pin 1: Non-Inverting Input (-) --| IN+ V- |-- Pin 2: Inverting Input (+) --| V+ NC |-- Pin 3: Positive Power Supply --| NC V+ |-- Pin 4: Negative Power Supply --| NC IN+ |-- Pin 5: Non-Inverting Input (+) --| V- OUT |-- Pin 6: Output --| OUT IN- |-- Pin 7: Inverting Input (-) |___________| ```

Functional Features

• High-speed amplification suitable for signal conditioning and processing.
• Low input bias current minimizes loading effects on the signal source.
• Wide bandwidth allows for accurate amplification of high-frequency signals.
• Low noise ensures minimal interference in sensitive applications.

Advantages and Disadvantages

Advantages: - High-speed operation - Low input bias current - Wide bandwidth - Low noise

Disadvantages: - Limited supply voltage range (±5V to ±18V) - Relatively low gain bandwidth product compared to some specialized amplifiers

Working Principles

The OP42EJ is based on a differential amplifier configuration, utilizing a combination of active devices and passive components to amplify input signals. It operates by comparing the voltages at its non-inverting and inverting inputs, producing an amplified output proportional to the difference between these inputs.

Detailed Application Field Plans

The OP42EJ is commonly used in various applications, including but not limited to: - Audio amplification - Signal conditioning - Instrumentation amplifiers - Active filters - Data acquisition systems - Precision measurement equipment

Detailed and Complete Alternative Models

Some alternative models that can be considered as alternatives to the OP42EJ include: - OP27EJ - OP37EJ - OP97EJ - LT1115CN8 - AD8671ARZ

These models offer similar characteristics and performance, providing flexibility in choosing the most suitable operational amplifier for specific applications.

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