LMH6321MRX

Product Overview

Category: Integrated Circuit (IC)

Use: LMH6321MRX is a high-performance audio operational amplifier designed for use in professional audio applications. It is specifically tailored for driving headphones and other high-impedance loads.

Characteristics: - High output current capability - Low distortion and noise - Wide bandwidth - Rail-to-rail input and output swing - Unity-gain stable

Package: The LMH6321MRX comes in a small outline package (SOP) with 8 pins.

Essence: This IC is designed to provide high-quality audio amplification with low distortion and noise, making it suitable for professional audio equipment.

Packaging/Quantity: The LMH6321MRX is typically sold in reels containing 250 units per reel.

Specifications

• Supply Voltage Range: ±2.5V to ±17V
• Input Voltage Range: -0.1V to +0.1V
• Output Current: ±150mA
• Bandwidth: 3MHz
• Total Harmonic Distortion: 0.00003%
• Input Noise Voltage: 2.7nV/√Hz
• Slew Rate: 20V/µs

Pin Configuration

The LMH6321MRX has the following pin configuration:

```

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| | --| V- OUT+ |-- --| V+ OUT- |-- --| IN- VCC |-- --| IN+ GND |-- --| NC NC |-- --| NC NC |-- |___________| ```

Functional Features

• High output current capability allows driving of low-impedance loads.
• Low distortion and noise ensure high-quality audio reproduction.
• Wide bandwidth enables accurate signal amplification across a range of frequencies.
• Rail-to-rail input and output swing allows for maximum utilization of the supply voltage range.
• Unity-gain stable ensures stability even at unity gain configuration.

Advantages and Disadvantages

Advantages: - High-quality audio amplification - Low distortion and noise - Wide bandwidth - Versatile rail-to-rail operation - Stable at unity gain

Disadvantages: - Limited output current compared to some specialized audio amplifiers - Higher power consumption compared to low-power audio amplifiers

Working Principles

The LMH6321MRX operates as a voltage amplifier, taking an input audio signal and amplifying it to drive high-impedance loads such as headphones. It utilizes a combination of internal circuitry and feedback mechanisms to achieve low distortion, low noise, and wide bandwidth performance.

Detailed Application Field Plans

The LMH6321MRX is commonly used in various professional audio applications, including: - Headphone amplifiers - Audio mixers - Audio recording equipment - Studio monitors - Musical instruments

Detailed and Complete Alternative Models

Some alternative models that offer similar functionality to the LMH6321MRX include: - OPA1612 - AD8397 - NJM4556A - TPA6120A2

These alternatives can be considered based on specific requirements and design considerations.

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