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LM4808M/NOPB from NS,National Semiconductor

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15.625ms

LM4808M/NOPB

Manufacturer: NS

LM4808 Dual 105 mW Headphone Amplifier 8-SOIC -40 to 85

Partnumber Manufacturer Quantity Availability
LM4808M/NOPB,LM4808MNOPB NS 1029 In Stock

Description and Introduction

LM4808 Dual 105 mW Headphone Amplifier 8-SOIC -40 to 85 The LM4808M/NOPB is a dual audio power amplifier manufactured by Texas Instruments (NS).  

### **Specifications:**  
- **Type:** Dual Audio Power Amplifier  
- **Output Power:** 105mW per channel into 16Ω at 5V  
- **Supply Voltage Range:** 2.7V to 5.5V  
- **THD+N (Total Harmonic Distortion + Noise):** 0.1% (typical)  
- **Shutdown Current:** 0.1μA (typical)  
- **Operating Current:** 3.6mA (typical)  
- **Gain:** Internally fixed at 1 or -1 (inverting/non-inverting)  
- **Package:** 8-pin SOIC (M)  
- **Operating Temperature Range:** -40°C to +85°C  

### **Descriptions:**  
The LM4808M/NOPB is a dual audio power amplifier designed for portable applications. It operates from a single supply and delivers 105mW per channel into a 16Ω load. It features a low-power shutdown mode and requires minimal external components.  

### **Features:**  
- **Dual-channel operation**  
- **Low quiescent current (3.6mA typical)**  
- **Ultra-low shutdown current (0.1μA typical)**  
- **No output coupling capacitors required**  
- **Improved PSRR (Power Supply Rejection Ratio)**  
- **Thermal shutdown protection**  
- **Short-circuit protection**  

This amplifier is suitable for applications such as mobile phones, PDAs, and portable audio devices.

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