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LM4810MM from NS,National Semiconductor

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LM4810MM

Manufacturer: NS

LM4810 Dual 105mW Headphone Amplifier with Active-High Shutdown Mode

Partnumber Manufacturer Quantity Availability
LM4810MM NS 29 In Stock

Description and Introduction

LM4810 Dual 105mW Headphone Amplifier with Active-High Shutdown Mode The LM4810MM is a manufacturer by National Semiconductor (NS).  

**Specifications:**  
- **Type:** Audio Power Amplifier  
- **Output Power:** 1.1W per channel into 8Ω (typical)  
- **Supply Voltage Range:** 2.7V to 5.5V  
- **Total Harmonic Distortion (THD):** 1% (typical at 1kHz, 1W output)  
- **Shutdown Current:** 0.1μA (typical)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 10-pin MSOP (Mini Small Outline Package)  

**Descriptions:**  
The LM4810MM is a dual, bridge-tied audio power amplifier designed for portable applications. It operates from a single supply and provides high-quality audio output with low power consumption.  

**Features:**  
- Dual bridge-tied load (BTL) configuration  
- Low shutdown current  
- No output coupling capacitors required  
- Thermal shutdown protection  
- Space-saving MSOP package  

This information is based on the manufacturer's datasheet.

Application Scenarios & Design Considerations

LM4810 Dual 105mW Headphone Amplifier with Active-High Shutdown Mode
Partnumber Manufacturer Quantity Availability
LM4810MM NS 442 In Stock

Description and Introduction

LM4810 Dual 105mW Headphone Amplifier with Active-High Shutdown Mode The LM4810MM is a power amplifier manufactured by National Semiconductor (NS). Here are its specifications, descriptions, and features:

### **Specifications:**
- **Manufacturer:** National Semiconductor (NS)  
- **Part Number:** LM4810MM  
- **Type:** Audio Power Amplifier  
- **Package:** 8-Pin MSOP (Mini Small Outline Package)  
- **Output Power:** 105mW per channel (into 32Ω at 5V)  
- **Number of Channels:** 2 (Stereo)  
- **Supply Voltage Range:** 2.7V to 5.5V  
- **Quiescent Current:** 4mA (typical)  
- **Total Harmonic Distortion (THD):** 0.1% (typical at 1kHz, 80mW output)  
- **Shutdown Current:** 0.1μA (typical)  
- **Gain:** Fixed at 6dB (2V/V)  

### **Descriptions:**
The LM4810MM is a dual, bridge-tied audio power amplifier designed for portable applications. It operates from a single supply voltage and delivers stereo output with low distortion and noise. The device includes an internal thermal shutdown protection mechanism and features a low-power shutdown mode.

### **Features:**
- **Low Voltage Operation (2.7V to 5.5V)** – Suitable for battery-powered devices.  
- **Bridge-Tied Load (BTL) Configuration** – Eliminates the need for output coupling capacitors.  
- **Low Quiescent Current (4mA typical)** – Extends battery life.  
- **Thermal Shutdown Protection** – Prevents damage from overheating.  
- **Low Shutdown Current (0.1μA typical)** – Enhances power efficiency.  
- **Fixed Gain (6dB)** – Simplifies circuit design.  
- **MSOP-8 Package** – Compact footprint for space-constrained applications.  

This information is based solely on the manufacturer's datasheet.

Application Scenarios & Design Considerations

LM4810 Dual 105mW Headphone Amplifier with Active-High Shutdown Mode
Partnumber Manufacturer Quantity Availability
LM4810MM NSC 1000 In Stock

Description and Introduction

LM4810 Dual 105mW Headphone Amplifier with Active-High Shutdown Mode The LM4810MM is a dual bridged audio power amplifier manufactured by National Semiconductor (NSC).  

### **Specifications:**  
- **Output Power:** 1.1W per channel into 8Ω at 5V (THD+N = 10%)  
- **Supply Voltage Range:** 2.7V to 5.5V  
- **Shutdown Current:** 0.6μA (typical)  
- **Quiescent Current:** 3.6mA (typical)  
- **Total Harmonic Distortion + Noise (THD+N):** 1% (typical at 1kHz, 5V, 8Ω)  
- **Gain:** Fixed at 6dB (2V/V)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 10-pin MSOP (MM)  

### **Descriptions:**  
- The LM4810MM is designed for portable audio applications such as mobile phones, PDAs, and portable media players.  
- It features a low-power consumption shutdown mode for power-saving operation.  
- The amplifier is internally configured in a bridge-tied load (BTL) topology, eliminating the need for external coupling capacitors.  

### **Features:**  
- **Dual Bridged Audio Power Amplifier**  
- **No Output Coupling Capacitors Required**  
- **Low Shutdown Current (0.6μA)**  
- **Improved PSRR (Power Supply Rejection Ratio)**  
- **Thermal Shutdown Protection**  
- **Short-Circuit Protection**  
- **Space-Saving MSOP Package**  

This information is sourced from the manufacturer's datasheet.

Application Scenarios & Design Considerations

LM4810 Dual 105mW Headphone Amplifier with Active-High Shutdown Mode

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