OPA1654AIPWR

Overview

Category: Operational Amplifier
Use: Audio applications, professional audio equipment
Characteristics: High-performance, low-distortion, low-noise operational amplifier
Package: TSSOP-14
Essence: Precision audio operational amplifier
Packaging/Quantity: Tape and reel, 2500 units per reel

Specifications

• Supply Voltage Range: ±2.25V to ±18V
• Input Offset Voltage: 1.5mV (maximum)
• Input Bias Current: 1nA (maximum)
• Gain Bandwidth Product: 20MHz
• Slew Rate: 10V/µs
• Total Harmonic Distortion: 0.00006% (typical)
• Output Current: 50mA (maximum)

Pin Configuration

The OPA1654AIPWR has a TSSOP-14 package with the following pin configuration:

___________ V+ | 1 14 | V- IN+| 2 13 | OUT IN-| 3 12 | NC VCC | 4 11 | NC VEE | 5 10 | NC NC | 6 9 | NC NC | 7 8 | NC |___________|

Functional Features

• Low distortion and noise for high-quality audio reproduction
• Wide supply voltage range allows flexibility in various applications
• High output current capability for driving different loads
• Stable operation under varying temperature conditions
• Excellent common-mode rejection ratio for rejecting unwanted signals

Advantages

• High performance with low distortion and noise
• Versatile supply voltage range for compatibility with different systems
• Robust design for reliable operation in various environments
• Suitable for professional audio equipment and high-fidelity audio applications

Disadvantages

• Relatively higher cost compared to standard operational amplifiers
• Limited availability in certain regions or markets
• Requires careful consideration of power supply requirements for optimal performance

Working Principles

The OPA1654AIPWR is a precision audio operational amplifier designed for high-performance audio applications. It utilizes advanced circuitry to achieve low distortion, low noise, and high output current capability. The amplifier operates within a wide supply voltage range, allowing it to be used in various audio systems.

The device employs a differential input stage followed by a gain stage and an output buffer. This configuration ensures accurate signal amplification with minimal distortion and noise. The OPA1654AIPWR also features excellent common-mode rejection ratio, which helps reject unwanted common-mode signals.

Detailed Application Field Plans

The OPA1654AIPWR is commonly used in the following audio applications:

1. Professional audio equipment, such as mixing consoles, audio interfaces, and studio monitors.
2. High-fidelity audio systems, including preamplifiers, power amplifiers, and headphone amplifiers.
3. Audio recording and playback devices, such as digital audio recorders and media players.
4. Musical instruments, such as guitar amplifiers and synthesizers.
5. Automotive audio systems, providing high-quality sound reproduction in vehicles.

Detailed and Complete Alternative Models

1. OPA1642: Dual-channel precision audio operational amplifier with similar characteristics and package.
2. NJM2068: Low-noise dual operational amplifier suitable for audio applications.
3. LT1358: Precision operational amplifier with low distortion and noise performance.
4. AD8620: Ultra-low noise, low-distortion operational amplifier for high-fidelity audio applications.
5. LM4562: High-performance audio operational amplifier with excellent signal fidelity.

These alternative models offer similar features and can be considered as substitutes for the OPA1654AIPWR in various audio applications.

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