LME49990MAX/NOPB

Product Overview

• Category: Integrated Circuit (IC)
• Use: Audio Operational Amplifier
• Characteristics: High-performance, low-distortion, low-noise audio amplifier
• Package: Small Outline Package (SOP)
• Essence: Precision audio amplification
• Packaging/Quantity: Available in reels of 2500 units

Specifications

• Supply Voltage: ±2.5V to ±17V
• Input Offset Voltage: 0.3mV (maximum)
• Input Bias Current: 1nA (maximum)
• Gain Bandwidth Product: 55MHz (typical)
• Slew Rate: 20V/µs (typical)
• Total Harmonic Distortion: 0.00003% (typical)
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The LME49990MAX/NOPB has a total of 8 pins arranged as follows:

___________ | | NC | 1 8 | V+ IN- | 2 7 | OUT IN+ | 3 6 | V- NC | 4 5 | NC |___________|

Functional Features

• Ultra-low distortion and noise for high-fidelity audio applications
• Wide bandwidth for accurate reproduction of audio signals
• High slew rate enables fast signal response
• Low input bias current minimizes loading effects on the source
• Stable operation over a wide range of supply voltages

Advantages and Disadvantages

Advantages: - Exceptional audio performance with low distortion and noise - Versatile operating voltage range - Compact SOP package for space-constrained designs - Wide temperature range for various environments

Disadvantages: - Relatively higher cost compared to standard audio amplifiers - Requires careful PCB layout and grounding for optimal performance

Working Principles

The LME49990MAX/NOPB is a precision audio operational amplifier designed to provide high-fidelity audio amplification. It utilizes advanced circuitry and manufacturing techniques to achieve low distortion, low noise, and accurate signal reproduction.

The amplifier operates by receiving an input audio signal through the IN+ and IN- pins. The signal is then amplified and outputted through the OUT pin. The supply voltage, V+, and V-, powers the amplifier and determines its operating range.

Detailed Application Field Plans

The LME49990MAX/NOPB is widely used in various audio applications that require high-quality sound reproduction. Some of the common application fields include:

1. High-end audio systems
2. Professional audio equipment
3. Studio recording and mixing consoles
4. Audiophile-grade headphone amplifiers
5. Hi-Fi stereo systems
6. Instrumentation and measurement equipment requiring precise audio amplification

Detailed and Complete Alternative Models

1. AD797 - Precision, Low-Noise Operational Amplifier
2. OPA1612 - SoundPlus™ High-Performance Audio Operational Amplifier
3. LT1028 - Ultra-Low Noise Precision High-Speed Op Amp
4. NJM2068 - Dual Low-Noise Operational Amplifier
5. TPA6120A2 - High-Fidelity Stereo Headphone Amplifier

These alternative models offer similar characteristics and performance to the LME49990MAX/NOPB and can be considered as alternatives based on specific requirements and design considerations.

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