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LM4889ITL from NS,National Semiconductor

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LM4889ITL

Manufacturer: NS

1 Watt Audio Power Amplifier

Partnumber Manufacturer Quantity Availability
LM4889ITL NS 8250 In Stock

Description and Introduction

1 Watt Audio Power Amplifier The LM4889ITL is a manufacturer by National Semiconductor (NS). Below are the factual specifications, descriptions, and features from Ic-phoenix technical data files:  

### **Specifications:**  
- **Manufacturer:** National Semiconductor (NS)  
- **Type:** Audio Power Amplifier  
- **Output Power:** 1.1W per channel into 8Ω at 5V (typical)  
- **Number of Channels:** 2 (Stereo)  
- **Supply Voltage Range:** 2.7V to 5.5V  
- **THD+N (Total Harmonic Distortion + Noise):** 0.1% (typical) at 1kHz, 1W into 8Ω  
- **Shutdown Current:** 0.01μA (typical)  
- **Quiescent Current:** 3.6mA (typical)  
- **Package:** 8-pin WSON (Wafer-Scale Small Outline No-Lead)  
- **Operating Temperature Range:** -40°C to +85°C  

### **Descriptions:**  
The LM4889ITL is a stereo audio power amplifier designed for portable electronic devices. It features a low-voltage operation, making it suitable for battery-powered applications. The device includes an internal thermal shutdown protection mechanism and requires minimal external components.  

### **Features:**  
- **Low Voltage Operation (2.7V to 5.5V)**  
- **Stereo Bridge-Tied Load (BTL) Output**  
- **Low Shutdown Current (0.01μA)**  
- **No Output Coupling Capacitors Required**  
- **Thermal Shutdown Protection**  
- **Improved PSRR (Power Supply Rejection Ratio)**  
- **Space-Saving WSON Package**  

This information is strictly based on the available knowledge base. No additional suggestions or guidance are included.

Partnumber Manufacturer Quantity Availability
LM4889ITL NATIONAL 3000 In Stock

Description and Introduction

1 Watt Audio Power Amplifier The LM4889ITL is a dual audio power amplifier manufactured by National Semiconductor (now part of Texas Instruments).  

### **Specifications:**  
- **Type:** Dual Audio Power Amplifier  
- **Output Power:** 1.1W per channel into 8Ω at 5V  
- **Supply Voltage Range:** 2.7V to 5.5V  
- **THD+N (Total Harmonic Distortion + Noise):** 0.1% (typical) at 1kHz, 1W into 8Ω  
- **Shutdown Current:** 0.01μA (typical)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** 10-pin LLP (Leadless Leadframe Package)  

### **Descriptions and Features:**  
- Designed for portable audio applications.  
- Features a low-power consumption shutdown mode.  
- Improved PSRR (Power Supply Rejection Ratio) reduces noise.  
- Internal thermal shutdown protection.  
- No output coupling capacitors required.  
- Unity-gain stable.  
- Space-saving LLP package.  

This information is based on the manufacturer's datasheet. For detailed specifications, refer to the official documentation.

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