NJM2902M

Basic Information Overview

• Category: Integrated Circuit (IC)
• Use: Operational Amplifier
• Characteristics:
  • Low power consumption
  • High gain bandwidth product
  • Wide supply voltage range
  • Rail-to-rail input and output
• Package: SOP-14
• Essence: Quad Operational Amplifier
• Packaging/Quantity: Tape and Reel, 2500 pieces per reel

Specifications

• Supply Voltage Range: ±1.5V to ±7V
• Input Offset Voltage: 3mV (maximum)
• Input Bias Current: 100nA (maximum)
• Gain Bandwidth Product: 1MHz (typical)
• Slew Rate: 0.6V/μs (typical)
• Common Mode Rejection Ratio: 70dB (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The NJM2902M has a total of 14 pins arranged as follows:

```

---

| | --| V+ OUT |-- Pin 1 --| IN- IN+ |-- Pin 2 --| V- NC |-- Pin 3 --| OUT IN- |-- Pin 4 --| IN+ V+ |-- Pin 5 --| NC V- |-- Pin 6 --| IN- OUT |-- Pin 7 --| IN+ IN- |-- Pin 8 --| V+ NC |-- Pin 9 --| OUT IN+ |-- Pin 10 --| IN- V- |-- Pin 11 --| V- OUT |-- Pin 12 --| IN+ NC |-- Pin 13 --| NC V+ |-- Pin 14 |___________| ```

Functional Features

• Low power consumption makes it suitable for battery-powered applications.
• High gain bandwidth product allows for accurate amplification of signals.
• Wide supply voltage range enables operation in various power supply conditions.
• Rail-to-rail input and output capability ensures maximum signal swing.

Advantages and Disadvantages

Advantages: - Low power consumption extends battery life. - High gain bandwidth product provides accurate signal amplification. - Wide supply voltage range allows for versatile applications. - Rail-to-rail input and output ensures maximum signal swing.

Disadvantages: - Limited operating temperature range (-40°C to +85°C). - Input offset voltage may affect precision in some applications.

Working Principles

The NJM2902M is a quad operational amplifier that amplifies the difference between its two input terminals. It operates by using an internal feedback mechanism to maintain a stable output voltage based on the input signal. The low power consumption and high gain bandwidth product make it suitable for a wide range of applications.

Detailed Application Field Plans

The NJM2902M can be used in various applications, including: 1. Audio amplifiers 2. Signal conditioning circuits 3. Active filters 4. Instrumentation amplifiers 5. Voltage regulators

Detailed and Complete Alternative Models

Some alternative models to the NJM2902M are: - LM324 - TL074 - MC34074 - CA3140 - AD822

These models offer similar functionality and can be used as alternatives depending on specific requirements.

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