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MAX9713ETJ+T
Product Overview
- Category: Integrated Circuit (IC)
- Use: Audio Amplifier
- Characteristics: High Efficiency, Low Noise, Small Package Size
- Package: 32-Pin Thin QFN
- Essence: Power Amplification for Audio Signals
- Packaging/Quantity: Tape and Reel, 2500 units per reel
Specifications
- Supply Voltage Range: 4.5V to 28V
- Output Power: 2.8W per channel (into 4Ω load)
- Total Harmonic Distortion + Noise (THD+N): 0.03% (at 1kHz, 1W output power)
- Signal-to-Noise Ratio (SNR): 100dB (A-weighted)
- Shutdown Current: 0.1μA (typical)
Pin Configuration
The MAX9713ETJ+T has a total of 32 pins. Here is the detailed pin configuration:
- OUT1: Output Channel 1
- GND: Ground
- IN1-: Negative Input Channel 1
- IN1+: Positive Input Channel 1
- VDD: Positive Supply Voltage
- SHDN: Shutdown Control Input
- BYP: Bypass Capacitor Connection
- NC: No Connection
- NC: No Connection
- NC: No Connection
- NC: No Connection
- NC: No Connection
- NC: No Connection
- NC: No Connection
- NC: No Connection
- NC: No Connection
- NC: No Connection
- NC: No Connection
- NC: No Connection
- NC: No Connection
- NC: No Connection
- NC: No Connection
- NC: No Connection
- NC: No Connection
- NC: No Connection
- NC: No Connection
- NC: No Connection
- IN2+: Positive Input Channel 2
- IN2-: Negative Input Channel 2
- GND: Ground
- OUT2: Output Channel 2
- VDD: Positive Supply Voltage
Functional Features
- High Efficiency: The MAX9713ETJ+T offers high power efficiency, minimizing power consumption and heat dissipation.
- Low Noise: It provides a low noise floor, ensuring clear audio reproduction.
- Small Package Size: The thin QFN package allows for compact designs in space-constrained applications.
Advantages and Disadvantages
Advantages: - High power efficiency - Low noise performance - Compact package size
Disadvantages: - Limited output power compared to higher wattage amplifiers - Requires external components for proper operation
Working Principles
The MAX9713ETJ+T is a class D audio amplifier that utilizes pulse-width modulation (PWM) techniques to amplify audio signals efficiently. It converts the input audio signal into a series of high-frequency pulses, which are then amplified by the power stage. These amplified pulses are then filtered and converted back into an analog audio signal for output.
Detailed Application Field Plans
The MAX9713ETJ+T is suitable for various audio amplification applications, including:
- Portable Audio Devices: Provides efficient power amplification for smartphones, tablets, and portable media players.
- Automotive Audio Systems: Enables high-quality audio playback in car audio systems.
- Home Theater Systems: Enhances the audio performance of home theater setups.
- Multimedia Speakers: Delivers clear and powerful sound in multimedia speaker systems.
- Gaming Consoles: Improves the audio experience in gaming consoles and accessories.
Detailed and Complete Alternative Models
- MAX9712ETJ+T: Similar to the MAX9713ETJ+T, but with a lower output power rating.
- MAX9714ETJ+T: Offers higher output power compared to the MAX9713ETJ+T.
- MAX98357AETE+T: A digital audio amplifier with integrated digital-to-analog conversion.
These alternative models provide options with varying specifications and features to suit different application requirements.
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Перечислите 10 распространенных вопросов и ответов, связанных с применением MAX9713ETJ+T в технических решениях.
Sure! Here are 10 common questions and answers related to the application of MAX9713ETJ+T in technical solutions:
Q: What is the MAX9713ETJ+T? A: The MAX9713ETJ+T is a high-efficiency, mono Class D audio amplifier IC designed for portable devices.
Q: What is the maximum output power of the MAX9713ETJ+T? A: The MAX9713ETJ+T can deliver up to 2.8W of continuous output power into an 8Ω load.
Q: What is the input voltage range of the MAX9713ETJ+T? A: The MAX9713ETJ+T has an input voltage range of 2.7V to 5.5V.
Q: Can the MAX9713ETJ+T operate with a single power supply? A: Yes, the MAX9713ETJ+T can operate with a single power supply, making it suitable for battery-powered applications.
Q: Does the MAX9713ETJ+T require any external components for operation? A: Yes, the MAX9713ETJ+T requires a few external components such as input coupling capacitors, feedback resistors, and output filter components.
Q: What is the efficiency of the MAX9713ETJ+T? A: The MAX9713ETJ+T has a typical efficiency of 87% at 1.4W output power.
Q: Can the MAX9713ETJ+T handle short-circuit conditions? A: Yes, the MAX9713ETJ+T has built-in short-circuit protection to prevent damage to the device.
Q: Is the MAX9713ETJ+T suitable for driving speakers with low impedance? A: Yes, the MAX9713ETJ+T can drive speakers with impedance as low as 4Ω.
Q: Does the MAX9713ETJ+T have thermal protection? A: Yes, the MAX9713ETJ+T has built-in thermal shutdown protection to prevent overheating.
Q: What is the package type of the MAX9713ETJ+T? A: The MAX9713ETJ+T is available in a compact 32-pin TQFN package.
Please note that these answers are general and may vary depending on specific application requirements. It's always recommended to refer to the datasheet and consult with the manufacturer for detailed information.