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TPA3111D1 from TI,Texas Instruments

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TPA3111D1

Manufacturer: TI

10-W Mono Class-D Audio Power Amplifier with SpeakerGuard™ (TPA3111) 28-HTSSOP -40 to 85

Partnumber Manufacturer Quantity Availability
TPA3111D1 TI 16 In Stock

Description and Introduction

10-W Mono Class-D Audio Power Amplifier with SpeakerGuard™ (TPA3111) 28-HTSSOP -40 to 85 The TPA3111D1 is a Class-D audio amplifier manufactured by Texas Instruments (TI).  

### **Specifications:**  
- **Output Power:**  
  - 10W into 4Ω at 10% THD+N (12V supply)  
  - 15W into 3Ω at 10% THD+N (12V supply)  
- **Supply Voltage Range:** 4.5V to 26V  
- **Efficiency:** Up to 90%  
- **THD+N:** 0.1% (1W into 4Ω)  
- **Signal-to-Noise Ratio (SNR):** 102dB (A-weighted)  
- **Operating Temperature Range:** -40°C to 85°C  
- **Package:** 32-HTSSOP  

### **Descriptions:**  
- Single-chip Class-D amplifier with integrated power MOSFETs  
- Fixed gain (32dB)  
- Differential inputs reduce common-mode noise  
- Pop-and-click suppression for smooth power-on/off transitions  
- Short-circuit and thermal protection  

### **Features:**  
- **Advanced EMI Suppression:** Reduces interference with other devices.  
- **Low Quiescent Current:** 13mA (typical) for power efficiency.  
- **Self-Protection Features:** Includes overcurrent, undervoltage, and thermal shutdown.  
- **Filterless Operation:** Eliminates the need for an output filter.  
- **Wide Supply Range:** Supports operation from a single power supply.  

This amplifier is commonly used in portable speakers, soundbars, and other audio applications requiring efficient, high-quality amplification.

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