LME49720HA/NOPB

Product Overview

Category

LME49720HA/NOPB belongs to the category of integrated circuits (ICs).

Use

This product is commonly used in audio applications, specifically for high-performance audio amplification.

Characteristics

• High-fidelity audio reproduction
• Low distortion and noise levels
• Wide frequency response range
• High output current capability
• Excellent channel separation

Package

LME49720HA/NOPB is available in a small outline package (SOP) with 8 pins.

Essence

The essence of LME49720HA/NOPB lies in its ability to provide superior audio amplification with minimal distortion and noise.

Packaging/Quantity

This product is typically sold in reels or tubes, containing a specified quantity of ICs per package.

Specifications

• Supply Voltage: ±2.5V to ±17V
• Input Voltage Range: ±13V
• Output Current: 50mA
• Gain Bandwidth Product: 55MHz
• Total Harmonic Distortion: 0.00003% (typical)
• Input Noise Voltage: 2.7nV/√Hz (typical)

Detailed Pin Configuration

1. OUT1: Output 1
2. V+: Positive Power Supply
3. IN+: Non-Inverting Input
4. IN-: Inverting Input
5. V-: Negative Power Supply
6. NC: No Connection
7. OUT2: Output 2
8. GND: Ground

Functional Features

• High slew rate for accurate signal reproduction
• Wide bandwidth for faithful audio reproduction
• Low output impedance for driving various loads
• Built-in thermal shutdown protection
• Short-circuit and overvoltage protection

Advantages and Disadvantages

Advantages

• Exceptional audio quality
• Low distortion and noise levels
• Versatile power supply range
• Robust protection features

Disadvantages

• Relatively higher cost compared to some alternatives
• Requires careful PCB layout for optimal performance

Working Principles

LME49720HA/NOPB operates as a voltage amplifier, utilizing a differential input stage followed by a high-gain output stage. The differential input stage provides excellent common-mode rejection, while the output stage ensures low output impedance and high current capability.

Detailed Application Field Plans

LME49720HA/NOPB finds extensive use in various audio applications, including: 1. High-end audio amplifiers 2. Professional audio equipment 3. Home theater systems 4. Musical instrument amplifiers 5. Audio mixers and consoles

Detailed and Complete Alternative Models

1. OPA1612: Similar high-performance audio amplifier IC with lower power consumption.
2. AD8397: Audio amplifier IC with adjustable gain and wide supply voltage range.
3. TPA6120A2: High-fidelity audio amplifier IC with integrated mute and standby functions.

These alternative models offer similar functionality and can be considered based on specific requirements and design constraints.

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