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LM4875M from NSC,National Semiconductor

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15.625ms

LM4875M

Manufacturer: NSC

750mW Audio Power Amplifier with DC Volume Control and Headphone Switch

Partnumber Manufacturer Quantity Availability
LM4875M NSC 20 In Stock

Description and Introduction

750mW Audio Power Amplifier with DC Volume Control and Headphone Switch The LM4875M is a 2.5W audio power amplifier manufactured by National Semiconductor (NSC).  

### **Specifications:**  
- **Output Power:** 2.5W (into 4Ω at 5V, THD+N = 10%)  
- **Supply Voltage Range:** 2.0V to 5.5V  
- **Quiescent Current:** 2.5mA (typical)  
- **Shutdown Current:** 0.01μA (typical)  
- **THD+N:** 0.2% (typical at 1W, 4Ω, 5V)  
- **PSRR:** 70dB (at 217Hz)  
- **Gain:** Fixed at 6dB  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 8-pin SOIC  

### **Descriptions and Features:**  
- Single-chip bridge-tied load (BTL) audio amplifier  
- Optimized for low-voltage operation (2V to 5.5V)  
- No output coupling capacitors required  
- Thermal shutdown and short-circuit protection  
- Improved pop-and-click suppression  
- Space-saving surface-mount package (SOIC-8)  
- Suitable for portable audio applications  

The LM4875M is designed for use in battery-powered devices such as mobile phones, portable media players, and other compact audio systems.

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