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MAX9763ETI+T
Product Overview
- Category: Integrated Circuit (IC)
- Use: Audio Amplifier
- Characteristics: High-performance, Class D amplifier
- Package: 28-pin TQFN (Thin Quad Flat No-Lead) package
- Essence: Power-efficient audio amplification
- Packaging/Quantity: Tape and reel packaging, 2500 units per reel
Specifications
- Supply Voltage Range: 4.5V to 14V
- Output Power: Up to 20W per channel
- Efficiency: Up to 92%
- Total Harmonic Distortion + Noise (THD+N): <0.1%
- Signal-to-Noise Ratio (SNR): >100dB
- Operating Temperature Range: -40°C to +85°C
Detailed Pin Configuration
The MAX9763ETI+T has a total of 28 pins. The pin configuration is as follows:
- SDN: Shutdown control input
- GND: Ground
- INL+: Left channel differential input positive
- INL-: Left channel differential input negative
- VDD: Positive supply voltage
- PVDD: Power supply for the output stage
- OUTL: Left channel output
- 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
- INR-: Right channel differential input negative
- INR+: Right channel differential input positive
- OUTR: Right channel output
Functional Features
- High-efficiency Class D amplifier architecture
- Low quiescent current consumption
- Integrated thermal and short-circuit protection
- Shutdown control for power management
- Differential inputs for improved noise rejection
- Wide supply voltage range for flexibility in system design
Advantages and Disadvantages
Advantages: - High power efficiency - Low distortion and noise - Integrated protection features - Flexible supply voltage range
Disadvantages: - Limited output power compared to some other amplifiers - Requires careful PCB layout for optimal performance
Working Principles
The MAX9763ETI+T is a Class D audio amplifier that utilizes pulse-width modulation (PWM) techniques to achieve high power efficiency. It operates by rapidly switching the output stage transistors between fully on and fully off states, minimizing power dissipation. The input audio signal is converted into a PWM waveform, which is then amplified and filtered to produce the final audio output.
Detailed Application Field Plans
The MAX9763ETI+T is suitable for various audio amplification applications, including:
- Portable Bluetooth speakers
- Home theater systems
- Automotive audio systems
- Multimedia soundbars
- Gaming consoles
- Musical instruments amplification
Detailed and Complete Alternative Models
- TPA3116D2: Similar Class D audio amplifier with higher output power capability.
- TAS5630B: Class D amplifier with advanced digital audio processing features.
- LM3886: Class AB amplifier with excellent audio performance and low distortion.
- STA540: Dual bridge amplifier with integrated volume control and tone control.
- TDA7498E: High-power Class D amplifier with multiple protection features.
These alternative models offer different features and performance characteristics, allowing designers to choose the most suitable amplifier for their specific application requirements.
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10 domande e risposte comuni relative all'applicazione di MAX9763ETI+T nelle soluzioni tecniche
Sure! Here are 10 common questions and answers related to the application of MAX9763ETI+T in technical solutions:
Q: What is the MAX9763ETI+T? A: The MAX9763ETI+T is a high-power Class D audio amplifier IC designed for driving speakers in various applications.
Q: What is the maximum power output of the MAX9763ETI+T? A: The MAX9763ETI+T can deliver up to 20W per channel into an 8-ohm load.
Q: Can the MAX9763ETI+T operate with a single power supply? A: Yes, the MAX9763ETI+T can operate with a single power supply ranging from 8V to 28V.
Q: Does the MAX9763ETI+T require any external components for operation? A: Yes, the MAX9763ETI+T requires a few external components such as input coupling capacitors, feedback resistors, and output filter components.
Q: Can the MAX9763ETI+T be used in battery-powered applications? A: Yes, the MAX9763ETI+T can be used in battery-powered applications as it has low quiescent current and supports low-voltage operation.
Q: Is the MAX9763ETI+T suitable for driving subwoofers? A: No, the MAX9763ETI+T is not specifically designed for driving subwoofers. It is more suitable for mid-range and high-frequency speakers.
Q: Does the MAX9763ETI+T have built-in thermal protection? A: Yes, the MAX9763ETI+T has built-in thermal protection that prevents the IC from overheating.
Q: Can the MAX9763ETI+T be used in automotive applications? A: Yes, the MAX9763ETI+T is suitable for automotive applications as it can operate over a wide temperature range and has built-in short-circuit protection.
Q: What is the typical efficiency of the MAX9763ETI+T? A: The typical efficiency of the MAX9763ETI+T is around 90%, making it an energy-efficient choice for audio amplification.
Q: Are there any evaluation boards or reference designs available for the MAX9763ETI+T? A: Yes, Maxim Integrated provides evaluation boards and reference designs for the MAX9763ETI+T, which can help with the implementation and testing of the IC in various applications.
Please note that these answers are general and may vary depending on specific application requirements. It is always recommended to refer to the datasheet and application notes provided by the manufacturer for detailed information.