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TPA731DGNR from TI,Texas Instruments

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TPA731DGNR

Manufacturer: TI

Mono, Differential Input, Class-AB Audio Amplifier with Active High Shutdown

Partnumber Manufacturer Quantity Availability
TPA731DGNR TI 4119 In Stock

Description and Introduction

Mono, Differential Input, Class-AB Audio Amplifier with Active High Shutdown The TPA731DGNR is a stereo audio power amplifier manufactured by Texas Instruments (TI).  

### **Specifications:**  
- **Output Power:**  
  - 1.1W per channel into 8Ω at 5V  
  - 2W per channel into 4Ω at 5V  
- **Supply Voltage Range:** 2.5V to 5.5V  
- **Quiescent Current:** 2.3mA (typical)  
- **Total Harmonic Distortion + Noise (THD+N):** 0.1% (typical at 1kHz, 1W into 8Ω)  
- **Signal-to-Noise Ratio (SNR):** 100dB (typical)  
- **Shutdown Current:** 0.1µA (typical)  
- **Gain:** Fixed at 6dB (2V/V)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 8-pin MSOP (DGNR)  

### **Descriptions:**  
The TPA731DGNR is a low-voltage, stereo Class-AB audio amplifier designed for portable applications. It operates efficiently within a wide voltage range and features thermal and short-circuit protection.  

### **Features:**  
- **Low Quiescent Current:** Optimized for battery-powered devices.  
- **Thermal & Short-Circuit Protection:** Enhances reliability.  
- **No Output Coupling Capacitors Needed:** Reduces component count.  
- **Click-and-Pop Suppression:** Minimizes noise during power-up/down.  
- **Unity-Gain Stable:** Works without external components.  
- **Space-Saving MSOP Package:** Suitable for compact designs.  

This information is sourced from TI's official documentation.

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