NJU7081M

Product Overview

• Category: Integrated Circuit (IC)
• Use: Signal Amplification and Processing
• Characteristics: Low Power Consumption, High Gain, Small Package Size
• Package: SOP-8 (Small Outline Package)
• Essence: Operational Amplifier
• Packaging/Quantity: Tape and Reel, 2500 units per reel

Specifications

• Supply Voltage: ±2.5V to ±18V
• Input Offset Voltage: 1mV (maximum)
• Input Bias Current: 10nA (maximum)
• Slew Rate: 0.5V/µs (typical)
• Gain Bandwidth Product: 1MHz (typical)
• Output Current: 20mA (typical)

Detailed Pin Configuration

The NJU7081M IC has a SOP-8 package with the following pin configuration:

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

Functional Features

• Low power consumption makes it suitable for battery-powered devices.
• High gain allows for amplification of weak signals.
• Small package size enables space-saving designs.

Advantages and Disadvantages

Advantages: - Low power consumption extends battery life. - High gain amplifies weak signals accurately. - Small package size saves board space.

Disadvantages: - Limited output current may not be suitable for high-power applications. - Relatively low slew rate may limit its use in high-speed signal processing.

Working Principles

The NJU7081M is an operational amplifier that amplifies and processes input signals. It operates on a dual power supply ranging from ±2.5V to ±18V. The non-inverting and inverting inputs allow for differential signal amplification. The output voltage is proportional to the difference between the two inputs, amplified by the gain of the IC.

Detailed Application Field Plans

The NJU7081M can be used in various applications, including:

1. Audio Amplifiers: It can amplify audio signals with low distortion.
2. Sensor Signal Conditioning: It can process and amplify weak sensor signals for further analysis.
3. Active Filters: It can be used in active filter circuits to shape frequency response.
4. Instrumentation Amplifiers: It can provide high gain and accurate amplification for precise measurements.

Detailed and Complete Alternative Models

1. LM358: Dual operational amplifier with similar specifications.
2. TL072: Low-noise JFET-input operational amplifier suitable for audio applications.
3. AD822: Precision instrumentation amplifier with high common-mode rejection ratio.

These alternative models offer similar functionality and can be considered as substitutes for the NJU7081M in different applications.

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