LM833DR2G

Product Overview

Category: Integrated Circuit (IC)

Use: The LM833DR2G 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 LM833DR2G has a low input noise voltage, making it suitable for high-quality audio applications. - High gain bandwidth product: With a high gain bandwidth product of 10 MHz, the LM833DR2G can handle a wide range of audio frequencies. - Wide supply voltage range: It operates on a supply voltage range of ±2.5V to ±18V, providing flexibility in various audio systems. - Low distortion: The LM833DR2G offers low total harmonic distortion (THD) and intermodulation distortion (IMD), ensuring accurate audio reproduction. - Stable operation: It has excellent stability characteristics, even when driving capacitive loads.

Package: SOIC-8 (Small Outline Integrated Circuit)

Essence: The LM833DR2G is an essential component in audio systems, providing amplification and signal processing capabilities.

Packaging/Quantity: The LM833DR2G is typically sold in reels or tubes, with a quantity of 2500 units per reel or 98 units per tube.

Specifications

• Supply Voltage Range: ±2.5V to ±18V
• Input Offset Voltage: 3 mV (maximum)
• Input Bias Current: 200 nA (maximum)
• Gain Bandwidth Product: 10 MHz
• Slew Rate: 7 V/µs
• Total Harmonic Distortion (THD): 0.003% (typical)
• Operating Temperature Range: -40°C to +85°C

Pin Configuration

The LM833DR2G has a standard dual operational amplifier pin configuration:

+-----------------+ IN1 -|1 5|- V- IN2 -|2 LM833 6|- OUT V+ -|3 7|- V+ V- -|4 8|- NC +-----------------+

Functional Features

• Dual Operational Amplifier: The LM833DR2G consists of two independent operational amplifiers in a single package, allowing for versatile audio circuit designs.
• High Input Impedance: It has a high input impedance, minimizing the loading effect on the preceding stages.
• Low Output Impedance: The LM833DR2G provides a low output impedance, enabling it to drive various loads efficiently.
• Unity-Gain Stable: It remains stable even at unity gain, ensuring reliable performance in different audio applications.
• Internal Frequency Compensation: The internal compensation network eliminates the need for external components, simplifying circuit design.

Advantages and Disadvantages

Advantages: - Low noise and distortion for high-quality audio reproduction. - Wide supply voltage range allows for flexibility in system design. - Stable operation, even with capacitive loads. - Compact SOIC-8 package for space-saving designs.

Disadvantages: - Limited availability of alternative models from other manufacturers. - Higher cost compared to some generic operational amplifiers.

Working Principles

The LM833DR2G operates based on the principles of operational amplifiers. It amplifies the difference between its two input voltages and produces an output voltage proportional to this difference. The internal circuitry ensures stability, low noise, and accurate amplification.

Application Field Plans

The LM833DR2G is widely used in various audio applications, including: - Audio amplifiers - Mixers - Active filters - Equalizers - Audio recording and playback systems - Musical instruments

Alternative Models

While the LM833DR2G is a popular choice for audio applications, there are alternative models available from other manufacturers. Some notable alternatives include: - NE5532 - TL072 - OPA2134 - NJM4580

These alternatives offer similar performance characteristics and can be used as substitutes depending on specific requirements.

In conclusion, the LM833DR2G is a versatile dual operational amplifier designed for audio applications. Its low noise, wide bandwidth, and stable operation make it suitable for high-quality audio systems. While it has some limitations in terms of availability and cost, there are alternative models that can be considered.