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TPA751DR from TI,Texas Instruments

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TPA751DR

Manufacturer: TI

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

Partnumber Manufacturer Quantity Availability
TPA751DR TI 1191 In Stock

Description and Introduction

Mono, Differential Input, Class-AB Audio Amplifier with Active Low Shutdown The TPA751DR is a low-voltage audio power amplifier manufactured by Texas Instruments (TI).  

### **Specifications:**  
- **Supply Voltage Range:** 2.5V to 5.5V  
- **Output Power:** 1.1W into 8Ω at 5V  
- **THD+N (Total Harmonic Distortion + Noise):** 0.3% (typical) at 1kHz, 1W into 8Ω  
- **Quiescent Current:** 2.5mA (typical)  
- **Shutdown Current:** 0.1µA (typical)  
- **Gain:** Fixed at 6dB  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** SOIC-8  

### **Descriptions:**  
The TPA751DR is a mono, bridge-tied load (BTL) audio amplifier designed for low-voltage applications such as portable electronics. It features a low quiescent current and shutdown mode for power efficiency.  

### **Features:**  
- **Low-Voltage Operation:** Works efficiently from 2.5V to 5.5V.  
- **Thermal & Short-Circuit Protection:** Built-in safeguards for reliability.  
- **Minimal External Components:** Requires few external parts for operation.  
- **Shutdown Mode:** Reduces power consumption when not in use.  
- **Improved PSRR (Power Supply Rejection Ratio):** Reduces noise from power supply variations.  

This amplifier is commonly used in portable audio devices, gaming accessories, and other battery-powered applications.  

(Source: Texas Instruments Datasheet)

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