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LM4890LDX from NS,National Semiconductor

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LM4890LDX

Manufacturer: NS

1 Watt Audio Power Amplifier

Partnumber Manufacturer Quantity Availability
LM4890LDX NS 12774 In Stock

Description and Introduction

1 Watt Audio Power Amplifier The LM4890LDX is a manufacturer by National Semiconductor (NS).  

**Specifications:**  
- **Type:** Audio Power Amplifier  
- **Output Power:** 1.1W (into 8Ω at 5V)  
- **Supply Voltage Range:** 2.7V to 5.5V  
- **Shutdown Current:** 0.01μA (typical)  
- **Quiescent Current:** 2.7mA (typical)  
- **THD+N (Total Harmonic Distortion + Noise):** 0.2% (typical at 1kHz, 1W into 8Ω)  
- **Package:** 8-pin LLP (Leadless Leadframe Package)  

**Descriptions:**  
The LM4890LDX is a mono, bridged audio power amplifier designed for portable applications. It features low power consumption and a shutdown mode for power-saving operation.  

**Features:**  
- **BTL (Bridge-Tied Load) Output Configuration**  
- **Low Quiescent Current**  
- **Improved PSRR (Power Supply Rejection Ratio)**  
- **Thermal Shutdown Protection**  
- **Short-Circuit Protection**  
- **Space-Saving LLP Package**  

This information is based solely on factual data from Ic-phoenix technical data files.

Application Scenarios & Design Considerations

1 Watt Audio Power Amplifier

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