LME49740MAX/NOPB

Product Overview

Category: Integrated Circuit (IC)

Use: Audio Amplifier

Characteristics: - High-performance audio operational amplifier - Low distortion and noise - Wide bandwidth - High slew rate - Excellent dynamic range

Package: SOIC (Small Outline Integrated Circuit)

Essence: The LME49740MAX/NOPB is a high-performance audio operational amplifier designed for professional audio applications.

Packaging/Quantity: Available in tape and reel packaging with 2500 units per reel.

Specifications

• Supply Voltage Range: ±2.5V to ±17V
• Input Offset Voltage: 1.5mV (maximum)
• Input Bias Current: 10nA (maximum)
• Input Noise Voltage: 4.5nV/√Hz (typical)
• Output Voltage Swing: ±13V
• Gain Bandwidth Product: 55MHz
• Slew Rate: 20V/µs
• Total Harmonic Distortion: 0.00003% (typical)

Pin Configuration

The LME49740MAX/NOPB has a standard 8-pin SOIC package with the following pin configuration:

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

Functional Features

• High voltage gain
• Low output impedance
• Unity-gain stable
• Thermal shutdown protection
• Short-circuit protection

Advantages and Disadvantages

Advantages: - High-quality audio reproduction - Low distortion and noise - Wide frequency response - Stable performance under varying load conditions - Protection features ensure device longevity

Disadvantages: - Relatively high power consumption - Requires external components for proper operation

Working Principles

The LME49740MAX/NOPB is a voltage feedback operational amplifier that amplifies audio signals with high fidelity. It utilizes a differential input stage, followed by a gain stage and an output buffer. The amplifier operates in class AB, providing low distortion and high output current capability.

Detailed Application Field Plans

The LME49740MAX/NOPB is commonly used in various professional audio applications, including: - High-end audio systems - Studio recording equipment - Musical instruments - Home theater systems - Automotive audio systems

Detailed and Complete Alternative Models

1. OPA1612IDR - Texas Instruments
2. AD797ANZ - Analog Devices
3. LT1358CN8#PBF - Linear Technology
4. NJM2068DD - New Japan Radio
5. NE5532P - Texas Instruments

These alternative models offer similar performance and can be used as substitutes for the LME49740MAX/NOPB in audio amplifier applications.

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