MAX974ESE-T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Audio Amplifier
• Characteristics: High-performance, stereo Class D audio power amplifier
• Package: 16-pin narrow SOIC package
• Essence: Efficiently amplifies audio signals with low distortion and high fidelity
• Packaging/Quantity: Tape and reel packaging, 2500 units per reel

Specifications

• Power Supply Voltage: 10V to 28V
• Output Power: 25W per channel (at 10% THD+N into a 4Ω load)
• Total Harmonic Distortion + Noise: 0.1% (at 1kHz, 1W output power)
• Signal-to-Noise Ratio: 100dB (A-weighted)
• Shutdown Current: 0.5μA (typical)

Pin Configuration

The MAX974ESE-T has the following pin configuration:

1. VDD - Power supply voltage
2. GND - Ground
3. SD - Shutdown control input
4. INL+ - Left channel non-inverting input
5. INL- - Left channel inverting input
6. BYP - Bypass capacitor connection
7. OUTL - Left channel output
8. PVDD - Power supply voltage for output stage
9. PGND - Ground for output stage
10. OUTR - Right channel output
11. INR- - Right channel inverting input
12. INR+ - Right channel non-inverting input
13. MUTE - Mute control input
14. VREF - Reference voltage output
15. AGND - Analog ground
16. VCC - Positive supply voltage

Functional Features

• High-efficiency Class D operation
• Wide power supply voltage range
• Low distortion and high fidelity audio amplification
• Shutdown control for power saving
• Mute control for audio muting

Advantages and Disadvantages

Advantages: - High-performance audio amplification - Efficient power usage - Wide power supply voltage range allows flexibility in system design - Low distortion ensures high-quality audio output

Disadvantages: - Requires external components for proper operation - Limited output power compared to some other amplifiers

Working Principles

The MAX974ESE-T is a stereo Class D audio power amplifier. It operates by using pulse-width modulation (PWM) to convert the input audio signal into a series of pulses with varying widths. These pulses are then amplified and filtered to produce the final audio output. The Class D operation ensures high efficiency, minimizing power wastage and heat generation.

Detailed Application Field Plans

The MAX974ESE-T is suitable for various audio amplification applications, including:

1. Home theater systems
2. Car audio systems
3. Portable speakers
4. Multimedia devices
5. Gaming consoles

Alternative Models

Here are some alternative models that can be considered as alternatives to the MAX974ESE-T:

1. TPA3116D2 - 50W Stereo Class D Audio Amplifier
2. LM3886 - High-Performance Audio Power Amplifier
3. TAS5630B - 300W Stereo Class D Audio Amplifier
4. STA540 - 4x13W Quad Bridge Audio Amplifier

These alternative models offer different features and specifications, providing options for various audio amplification requirements.

In conclusion, the MAX974ESE-T is a high-performance stereo Class D audio power amplifier. With its efficient operation, low distortion, and wide power supply voltage range, it is suitable for a range of audio amplification applications. However, it requires external components and has limited output power compared to some other amplifiers.