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MAX9755ETI+ from MAXIM,MAXIM - Dallas Semiconductor

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MAX9755ETI+

Manufacturer: MAXIM

2.6W Stereo Audio Power Amplifiers and DirectDrive® Headphone Amplifiers

Partnumber Manufacturer Quantity Availability
MAX9755ETI+,MAX9755ETI MAXIM 30 In Stock

Description and Introduction

2.6W Stereo Audio Power Amplifiers and DirectDrive® Headphone Amplifiers The MAX9755ETI+ is a high-efficiency, Class D audio amplifier manufactured by Maxim Integrated.  

### **Key Specifications:**  
- **Manufacturer:** Maxim Integrated  
- **Part Number:** MAX9755ETI+  
- **Type:** Class D Audio Amplifier  
- **Output Power:** Up to 2.5W per channel (into 8Ω at 5V)  
- **Number of Channels:** 2 (Stereo)  
- **Supply Voltage Range:** 2.7V to 5.5V  
- **Efficiency:** Up to 90%  
- **THD+N (Total Harmonic Distortion + Noise):** 0.03% (typical)  
- **Signal-to-Noise Ratio (SNR):** 95dB (typical)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 28-pin TQFN  

### **Descriptions and Features:**  
- **High Efficiency:** Class D architecture ensures minimal power dissipation.  
- **Low EMI (Electromagnetic Interference):** Spread-spectrum modulation reduces EMI.  
- **Integrated Click-and-Pop Suppression:** Minimizes audible noise during power-up/down.  
- **Short-Circuit and Thermal Protection:** Enhances reliability.  
- **Low Quiescent Current:** 4.5mA (typical) for power efficiency.  
- **No External LC Filter Required:** Simplifies design and reduces BOM cost.  
- **Wide Supply Voltage Range:** Suitable for battery-powered applications.  

The MAX9755ETI+ is commonly used in portable audio devices, smartphones, tablets, and other battery-operated applications requiring efficient audio amplification.

Application Scenarios & Design Considerations

2.6W Stereo Audio Power Amplifiers and DirectDrive® Headphone Amplifiers
Partnumber Manufacturer Quantity Availability
MAX9755ETI+,MAX9755ETI MAXIN 207 In Stock

Description and Introduction

2.6W Stereo Audio Power Amplifiers and DirectDrive® Headphone Amplifiers The **MAX9755ETI+** is a high-efficiency, Class D audio amplifier from **Maxim Integrated** (now part of Analog Devices). Below are its key specifications, descriptions, and features based on factual data:  

### **Manufacturer:** Maxim Integrated (MAXIN)  
### **Part Number:** MAX9755ETI+  

### **Description:**  
The MAX9755ETI+ is a **mono, 2.4W Class D audio amplifier** designed for portable and space-constrained applications. It operates from a **2.5V to 5.5V supply**, making it suitable for battery-powered devices. The amplifier features **low EMI (Electromagnetic Interference)** and high efficiency, reducing power consumption and heat dissipation.  

### **Key Features:**  
- **Output Power:**  
  - **2.4W into 4Ω (5V supply, THD+N ≤ 1%)**  
  - **1.6W into 8Ω (5V supply, THD+N ≤ 1%)**  
- **Supply Voltage Range:** **2.5V to 5.5V**  
- **Efficiency:** **Up to 90%** (reduces power loss)  
- **Low Quiescent Current:** **2.5mA (typical)**  
- **Low EMI Spread-Spectrum Modulation** (minimizes interference)  
- **Shutdown Current:** **<1µA** (ultra-low power when inactive)  
- **Thermal and Short-Circuit Protection** (enhances reliability)  
- **No External LC Filter Required** (simplifies design)  
- **Fixed Gain (6dB or 12dB selectable)**  
- **Small Package:** **28-pin TQFN (5mm x 5mm)**  

### **Applications:**  
- Portable audio devices  
- Mobile phones  
- Tablets  
- Notebook PCs  
- Gaming systems  

This information is strictly based on the manufacturer's datasheet and technical specifications.

Application Scenarios & Design Considerations

2.6W Stereo Audio Power Amplifiers and DirectDrive® Headphone Amplifiers

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