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TPA302DG4 from TI,Texas Instruments

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TPA302DG4

Manufacturer: TI

350-mW Stereo Class-AB Audio Amplifier 8-SOIC

Partnumber Manufacturer Quantity Availability
TPA302DG4 TI 3 In Stock

Description and Introduction

350-mW Stereo Class-AB Audio Amplifier 8-SOIC The TPA302DG4 is a Class-D audio amplifier manufactured by Texas Instruments (TI).  

### **Specifications:**  
- **Output Power:** 3.2W per channel into 4Ω at 5V (10% THD+N)  
- **Supply Voltage Range:** 2.5V to 5.5V  
- **Efficiency:** Up to 90% (Class-D operation)  
- **THD+N:** 0.1% (typical at 1W, 4Ω, 5V)  
- **Signal-to-Noise Ratio (SNR):** 95dB (A-weighted)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 20-pin HTSSOP (PowerPAD™)  

### **Descriptions and Features:**  
- **Class-D Architecture:** Provides high efficiency with low heat dissipation.  
- **Low Quiescent Current:** 4mA (typical) for power-saving operation.  
- **Differential Inputs:** Reduces noise pickup and improves audio quality.  
- **Short-Circuit & Thermal Protection:** Built-in safeguards for reliability.  
- **Pop & Click Suppression:** Minimizes audible noise during power-up/down.  
- **Wide Supply Range:** Suitable for battery-powered applications.  

This amplifier is commonly used in portable audio devices, gaming systems, and other compact audio applications.  

(Source: Texas Instruments datasheet for TPA302DG4.)

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