LM833M/NOPB

Product Overview

Category: Integrated Circuit (IC)

Use: The LM833M/NOPB is a dual operational amplifier designed for audio applications. It is commonly used in audio amplification circuits, mixers, and other audio processing equipment.

Characteristics: - Low noise: The LM833M/NOPB has a low input noise voltage, making it suitable for high-fidelity audio applications. - High gain bandwidth product: With a high gain bandwidth product of 10 MHz, the LM833M/NOPB can handle a wide range of audio frequencies. - Low distortion: This operational amplifier offers low total harmonic distortion, ensuring accurate audio reproduction. - Wide supply voltage range: The LM833M/NOPB operates from a single power supply voltage ranging from ±2V to ±18V.

Package: The LM833M/NOPB is available in an 8-pin SOIC (Small Outline Integrated Circuit) package.

Essence: The LM833M/NOPB is a key component in audio systems, providing amplification and signal processing capabilities.

Packaging/Quantity: The LM833M/NOPB is typically sold in reels containing 2500 units per reel.

Specifications

• Supply Voltage Range: ±2V to ±18V
• Input Offset Voltage: 3 mV (maximum)
• Input Bias Current: 200 nA (maximum)
• Input Noise Voltage: 4.5 nV/√Hz (typical)
• Gain Bandwidth Product: 10 MHz (typical)
• Slew Rate: 7 V/µs (typical)
• Total Harmonic Distortion: 0.003% (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The LM833M/NOPB features the following pin configuration:

___________ V+ | 1 8 | V- + | 2 7 | Output B In A | 3 6 | Input B Out A | 4 5 | Offset Null -----------

Functional Features

• Dual operational amplifier: The LM833M/NOPB consists of two independent op-amps in a single package, allowing for flexible circuit design.
• High input impedance: The op-amp offers a high input impedance, minimizing the loading effect on the preceding stages.
• Rail-to-rail output swing: The output voltage can swing close to the supply rails, maximizing the dynamic range of the audio signal.
• Unity-gain stable: The LM833M/NOPB remains stable even at unity gain, simplifying circuit design.

Advantages and Disadvantages

Advantages: - Low noise and distortion for high-quality audio reproduction. - Wide supply voltage range allows for versatile applications. - Small package size enables space-efficient designs. - High gain bandwidth product ensures accurate signal amplification across a wide frequency range.

Disadvantages: - Limited availability of alternative models with similar specifications. - May require additional external components for specific applications.

Working Principles

The LM833M/NOPB operates based on the principles of operational amplifiers. It amplifies the difference between its two input terminals and produces an output voltage proportional to this difference. By adjusting the feedback network, the gain and characteristics of the amplifier can be tailored to suit specific requirements.

Application Field Plans

The LM833M/NOPB is widely used in various audio applications, including: - Audio amplifiers - Mixers and audio consoles - Active filters - Tone control circuits - Musical instruments - Public address systems

Alternative Models

While the LM833M/NOPB is a popular choice for audio applications, there are alternative models available with similar specifications. Some notable alternatives include: - NE5532 - TL072 - OPA2134

These alternatives offer comparable performance and can be used as substitutes depending on the specific requirements of the application.

In conclusion, the LM833M/NOPB is a versatile dual operational amplifier designed for audio applications. With its low noise, high gain bandwidth product, and wide supply voltage range, it provides excellent performance in audio amplification circuits and other audio processing equipment.