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LM4834MS

Boomer 1.75W Audio Power Amplifier with DC Volume Control and Microphone Preamp

Partnumber Manufacturer Quantity Availability
LM4834MS 32 In Stock

Description and Introduction

Boomer 1.75W Audio Power Amplifier with DC Volume Control and Microphone Preamp The LM4834MS is a stereo audio power amplifier with digital volume control, manufactured by Texas Instruments.  

### **Specifications:**  
- **Supply Voltage Range:** 2.7V to 5.5V  
- **Output Power:**  
  - 1.1W per channel into 8Ω at 5V (THD+N = 10%)  
  - 325mW per channel into 32Ω at 3.3V (THD+N = 1%)  
- **Digital Volume Control:** 32-step attenuation (0.5dB per step)  
- **THD+N (Total Harmonic Distortion + Noise):** 0.1% (typical)  
- **Signal-to-Noise Ratio (SNR):** 95dB (typical)  
- **Shutdown Current:** 0.1μA (typical)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 16-pin SOIC (MSOP)  

### **Descriptions:**  
The LM4834MS is a low-voltage, stereo audio power amplifier with an integrated digital volume control. It is designed for portable audio applications such as smartphones, MP3 players, and other battery-powered devices. The device features a low-power shutdown mode and operates efficiently from a single supply voltage.  

### **Features:**  
- Stereo Bridge-Tied Load (BTL) audio power amplifier  
- Digital volume control with 32 steps (0.5dB per step)  
- Low quiescent current (4.5mA typical)  
- Thermal and short-circuit protection  
- Pop-and-click suppression circuitry  
- No output coupling capacitors required  
- Space-saving MSOP package  

This information is sourced from the manufacturer's datasheet.

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