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LA4422

5.8W typ AF Power Amplifier for Car Stereos, Car Radios

Partnumber Manufacturer Quantity Availability
LA4422 77 In Stock

Description and Introduction

5.8W typ AF Power Amplifier for Car Stereos, Car Radios The LA4422 is a monolithic integrated circuit designed for audio power amplification, commonly used in car radios and other audio applications.  

### **Manufacturer Specifications:**  
- **Manufacturer:** Sanyo (now part of ON Semiconductor)  
- **Type:** Audio Power Amplifier IC  
- **Output Power:** 5.5W (typical at 10% THD, 4Ω load, 13.2V supply)  
- **Operating Voltage Range:** 6V to 18V (recommended)  
- **Quiescent Current:** 45mA (typical)  
- **Total Harmonic Distortion (THD):** 0.3% (typical at 1W, 4Ω)  
- **Package Type:** SIP (Single In-line Package) - 5 pins  
- **Operating Temperature Range:** -20°C to +75°C  

### **Descriptions and Features:**  
- **Single-channel audio amplifier** with built-in thermal shutdown protection.  
- **Low external component count** – requires minimal additional circuitry.  
- **No output coupling capacitor** needed (direct speaker drive).  
- **Internal fixed gain** (typically 50dB).  
- **Soft clipping** for improved sound quality at high output levels.  
- **Pin-to-pin compatible** with similar audio amplifier ICs like LA4420 and LA4425.  

This IC is commonly used in automotive audio systems, portable radios, and other low-power audio amplification applications.

Application Scenarios & Design Considerations

5.8W typ AF Power Amplifier for Car Stereos, Car Radios

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