2.4W, Single-Supply, Class G Power Amplifier The MAX9730ETI is a Class D audio amplifier manufactured by Maxim Integrated. Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:
### **Specifications:**
- **Manufacturer:** Maxim Integrated
- **Part Number:** MAX9730ETI
- **Type:** Class D Audio Amplifier
- **Output Power:** Up to 20W per channel (stereo)
- **Supply Voltage Range:** 4.5V to 14V
- **Efficiency:** Up to 87%
- **THD+N (Total Harmonic Distortion + Noise):** 0.04% (typical)
- **Signal-to-Noise Ratio (SNR):** 100dB (typical)
- **Package:** 28-pin TQFN-EP
- **Operating Temperature Range:** -40°C to +85°C
### **Descriptions:**
- The MAX9730ETI is a high-efficiency, Class D audio amplifier designed for stereo or mono applications.
- It integrates a boost converter to generate a higher supply voltage, allowing increased output power.
- The device features spread-spectrum modulation to reduce EMI emissions.
- It includes built-in protection features such as thermal shutdown and overcurrent protection.
### **Features:**
- **Stereo/Mono Operation:** Configurable for stereo or mono (bridged) output.
- **Integrated Boost Converter:** Enables higher output power without requiring an external supply.
- **Spread-Spectrum Modulation:** Reduces EMI interference.
- **Low Quiescent Current:** Enhances efficiency in battery-powered applications.
- **Short-Circuit & Thermal Protection:** Safeguards the amplifier and speakers.
- **Pop-and-Click Suppression:** Minimizes audible noise during power-up/down.
- **I²C Control Interface:** Allows digital volume control and configuration.
This information is strictly based on the manufacturer's datasheet and technical documentation.
