MAX9725BEBC+T

Product Overview

• Category: Integrated Circuit (IC)
• Use: Audio Amplifier
• Characteristics: High-performance, low-power stereo audio amplifier
• Package: 10-WLP (1.63mm x 1.63mm)
• Essence: Compact and efficient audio amplification solution
• Packaging/Quantity: Tape and Reel, 3000 pieces per reel

Specifications

• Supply Voltage Range: 2.7V to 5.5V
• Output Power: 2 x 160mW into 32Ω at 3.3V supply
• THD+N: 0.03% at 1kHz, 160mW into 32Ω
• Shutdown Current: < 1µA
• Gain Settings: 6dB, 12dB, 18dB, or 24dB
• Operating Temperature Range: -40°C to +85°C

Detailed Pin Configuration

The MAX9725BEBC+T features a 10-ball wafer-level package (WLP) with the following pin configuration:

1. VDD: Power supply input
2. GND: Ground reference
3. SD: Shutdown control input
4. INL: Left channel audio input
5. INR: Right channel audio input
6. GAIN: Gain selection input
7. OUTL: Left channel audio output
8. OUTR: Right channel audio output
9. BYP: Bypass capacitor connection
10. NC: No connection

Functional Features

• Low quiescent current consumption for extended battery life
• Wide supply voltage range allows flexibility in power source selection
• Four selectable gain settings for optimal audio performance
• Shutdown mode for power-saving when not in use
• Short-circuit and thermal protection for enhanced reliability

Advantages and Disadvantages

Advantages: - Compact package size enables space-constrained designs - High output power for driving a wide range of headphones or speakers - Low distortion and noise for high-quality audio reproduction - Flexible gain settings to accommodate different audio sources

Disadvantages: - Limited pin count may restrict additional functionality integration - Sensitive to external noise due to small package size

Working Principles

The MAX9725BEBC+T is a stereo audio amplifier that operates by amplifying the input audio signals received from the left and right channels. It utilizes a low-power architecture, allowing it to deliver high-quality audio while consuming minimal power. The gain settings can be adjusted to match the requirements of the audio source, ensuring optimal performance. The device also features shutdown mode, which reduces power consumption when the amplifier is not in use.

Detailed Application Field Plans

The MAX9725BEBC+T is suitable for various applications, including but not limited to:

1. Portable Audio Devices: Provides amplified audio output for smartphones, tablets, and portable media players.
2. Headphone Amplifiers: Enhances the audio experience by driving high-quality headphones with sufficient power.
3. Multimedia Systems: Enables clear and powerful audio playback in laptops, desktop computers, and gaming consoles.
4. Automotive Infotainment: Delivers amplified audio signals for in-car entertainment systems.
5. Wearable Devices: Supports audio playback in smartwatches, fitness trackers, and other wearable gadgets.

Detailed and Complete Alternative Models

1. MAX9724AEBCT+: Similar to MAX9725BEBC+T, but with a different pin configuration.
2. MAX9726AEBC+T: Higher output power variant of MAX9725BEBC+T.
3. MAX9727AEBC+T: Lower power consumption version with reduced THD+N.
4. MAX9728AEBC+T: Dual-mode audio amplifier with integrated volume control.

These alternative models offer similar functionality and can be considered as alternatives to the MAX9725BEBC+T based on specific application requirements.

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