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TDA8551 from PHILIPS

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TDA8551

Manufacturer: PHILIPS

1 W BTL audio amplifier with digital volume control

Partnumber Manufacturer Quantity Availability
TDA8551 PHILIPS 250 In Stock

Description and Introduction

1 W BTL audio amplifier with digital volume control The TDA8551 is a mono audio amplifier manufactured by PHILIPS (now NXP Semiconductors).  

### **Specifications:**  
- **Type:** Mono BTL (Bridge-Tied Load) audio amplifier  
- **Output Power:** 1 W (typical) into an 8 Ω load at 5 V supply  
- **Supply Voltage Range:** 2.7 V to 5.5 V  
- **Quiescent Current:** 4 mA (typical)  
- **Gain Control:** Adjustable via external resistors  
- **THD (Total Harmonic Distortion):** Low distortion levels  
- **Package:** SO8 (Small Outline 8-pin package)  
- **Operating Temperature Range:** -40°C to +85°C  

### **Descriptions and Features:**  
- Designed for portable audio applications  
- Requires minimal external components  
- Built-in mute function  
- Short-circuit and thermal protection  
- Low power consumption  
- Suitable for battery-powered devices  

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

Application Scenarios & Design Considerations

1 W BTL audio amplifier with digital volume control
Partnumber Manufacturer Quantity Availability
TDA8551 PHI 48 In Stock

Description and Introduction

1 W BTL audio amplifier with digital volume control The TDA8551 is a mono audio amplifier manufactured by Philips (PHI).  

### **Specifications:**  
- **Type:** Mono BTL (Bridge-Tied Load) audio amplifier  
- **Output Power:** 1 W (typical at 5 V, 8 Ω, THD = 10%)  
- **Supply Voltage Range:** 2.7 V to 5.5 V  
- **Quiescent Current:** 4 mA (typical)  
- **Gain:** Fixed at 20 dB  
- **THD (Total Harmonic Distortion):** < 0.2% (typical at 1 W, 1 kHz)  
- **Package:** SO8 (Small Outline 8-pin)  

### **Descriptions and Features:**  
- Designed for battery-powered portable applications  
- No external components required for operation (minimal external circuitry)  
- Standby mode for power saving  
- Short-circuit and thermal protection  
- Low quiescent current for extended battery life  
- Suitable for small speakers in mobile phones, portable radios, and other consumer electronics  

The TDA8551 is optimized for low-voltage operation and compact designs.

Application Scenarios & Design Considerations

1 W BTL audio amplifier with digital volume control

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