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MAX9729ETI+ from MAXIM,MAXIM - Dallas Semiconductor

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MAX9729ETI+

Manufacturer: MAXIM

Stereo Headphone Amplifier with BassMax, Volume Control, and Input Mux

Partnumber Manufacturer Quantity Availability
MAX9729ETI+ MAXIM 22 In Stock

Description and Introduction

Stereo Headphone Amplifier with BassMax, Volume Control, and Input Mux The MAX9729ETI+ is a high-performance, low-power, stereo headphone amplifier manufactured by Maxim Integrated. Below are its key specifications, descriptions, and features:

### **Specifications:**  
- **Manufacturer:** Maxim Integrated  
- **Part Number:** MAX9729ETI+  
- **Type:** Stereo Headphone Amplifier  
- **Package:** 28-TQFN (5x5mm)  
- **Operating Voltage:** 2.7V to 5.5V  
- **Output Power:** 80mW per channel into 32Ω (5V supply)  
- **THD+N (Total Harmonic Distortion + Noise):** 0.01% (typical)  
- **Signal-to-Noise Ratio (SNR):** 100dB (typical)  
- **Gain:** Fixed 6dB or externally adjustable  
- **Shutdown Current:** 0.1μA (typical)  
- **Operating Temperature Range:** -40°C to +85°C  

### **Descriptions:**  
The MAX9729ETI+ is a high-fidelity, stereo headphone amplifier designed for portable audio applications. It features a low-noise architecture, high output power, and low power consumption, making it suitable for battery-powered devices such as smartphones, tablets, and portable media players.  

### **Features:**  
- **Low Power Consumption:** Optimized for battery-operated devices.  
- **Click-and-Pop Suppression:** Reduces audible noise during power-up/down.  
- **Short-Circuit and Thermal Protection:** Enhances reliability.  
- **DirectDrive® Technology:** Eliminates the need for DC-blocking capacitors.  
- **Space-Saving Package:** 28-pin TQFN (5mm x 5mm) for compact designs.  
- **Low Shutdown Current:** Extends battery life.  

This information is sourced from Maxim Integrated's official documentation.

Application Scenarios & Design Considerations

Stereo Headphone Amplifier with BassMax, Volume Control, and Input Mux

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