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TPA741D from TI,Texas Instruments

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TPA741D

Manufacturer: TI

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

Partnumber Manufacturer Quantity Availability
TPA741D TI 45 In Stock

Description and Introduction

Mono, Differential Input, Class-AB Audio Amplifier with Active High Shutdown, and Depop The TPA741D is a digital input, stereo audio power amplifier from Texas Instruments (TI).  

### **Specifications:**  
- **Output Power:** 2 W per channel into 4 Ω at 5 V  
- **Supply Voltage Range:** 2.5 V to 5.5 V  
- **Efficiency:** Up to 90% (Class-D operation)  
- **THD+N (Total Harmonic Distortion + Noise):** <0.1% (1 W, 4 Ω)  
- **Signal-to-Noise Ratio (SNR):** >100 dB  
- **Sampling Rate Support:** 8 kHz to 48 kHz  
- **Digital Input Interface:** I²S, left-justified, right-justified, TDM  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 20-pin TSSOP  

### **Descriptions:**  
The TPA741D is a low-power, high-efficiency Class-D audio amplifier designed for portable and battery-powered applications. It supports digital audio input, eliminating the need for an external DAC.  

### **Features:**  
- Integrated digital audio processing  
- Low quiescent current (typ. 4 mA)  
- Pop-and-click suppression circuitry  
- Short-circuit and thermal protection  
- Flexible digital audio interface options  
- Small footprint for space-constrained designs  

This information is based on the official TI datasheet for the TPA741D.

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