LM833DR

Product Overview

Category: Integrated Circuit (IC)

Use: LM833DR is a dual operational amplifier that is widely used in audio applications. It is specifically designed for high-performance audio systems, such as audio mixers, amplifiers, and active filters.

Characteristics: - High gain bandwidth product - Low input offset voltage - Low noise - Wide supply voltage range - High output current capability

Package: LM833DR is available in an 8-pin SOIC (Small Outline Integrated Circuit) package.

Essence: The essence of LM833DR lies in its ability to provide high-quality audio amplification and signal processing with low distortion and noise.

Packaging/Quantity: LM833DR is typically sold in reels containing 2500 units per reel.

Specifications

• Supply Voltage Range: ±2V to ±18V
• Input Offset Voltage: 5mV (maximum)
• Input Bias Current: 200nA (maximum)
• Gain Bandwidth Product: 10MHz (typical)
• Slew Rate: 7V/µs (typical)
• Output Current: 40mA (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

LM833DR has a total of 8 pins arranged as follows:

1. Non-Inverting Input 1 (+IN1)
2. Inverting Input 1 (-IN1)
3. V- (Negative Power Supply)
4. Output 1 (OUT1)
5. V+ (Positive Power Supply)
6. Output 2 (OUT2)
7. Inverting Input 2 (-IN2)
8. Non-Inverting Input 2 (+IN2)

Functional Features

• Dual operational amplifier in a single package
• High open-loop gain
• Low input offset voltage and bias current
• Wide bandwidth for accurate audio reproduction
• High output current capability for driving low impedance loads
• Internal frequency compensation for stability

Advantages and Disadvantages

Advantages: - High-quality audio amplification - Low distortion and noise - Wide supply voltage range allows flexibility in system design - Suitable for various audio applications - Compact package size

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

Working Principles

LM833DR operates based on the principles of operational amplifiers. It uses a differential input stage to amplify the voltage difference between its inputs, and then provides a high-gain output signal. The internal circuitry ensures stability and accuracy in amplification.

Detailed Application Field Plans

LM833DR finds extensive use in the following audio applications:

1. Audio Mixers: LM833DR can be used in audio mixers to amplify and process multiple audio signals simultaneously.
2. Amplifiers: It is suitable for designing audio amplifiers that require high fidelity and low distortion.
3. Active Filters: LM833DR can be utilized in active filter circuits to shape the frequency response of audio signals.

Detailed and Complete Alternative Models

While LM833DR is a popular choice for audio applications, there are alternative models available with similar specifications. Some notable alternatives include:

1. NE5532: Dual operational amplifier with low noise and high gain bandwidth product.
2. TL072: Dual JFET-input operational amplifier with low noise and wide supply voltage range.
3. OPA2134: Dual audio operational amplifier with low distortion and high output current capability.

These alternative models can be considered based on specific requirements and availability.

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