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TDA1558Q/N1 from NXP,NXP Semiconductors

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TDA1558Q/N1

Manufacturer: NXP

TDA1558Q; 2 x 22 W or 4 x 11 W single-ended car radio power amplifier

Partnumber Manufacturer Quantity Availability
TDA1558Q/N1,TDA1558QN1 NXP 261 In Stock

Description and Introduction

TDA1558Q; 2 x 22 W or 4 x 11 W single-ended car radio power amplifier The TDA1558Q/N1 is a monolithic integrated audio amplifier circuit manufactured by NXP Semiconductors.  

### **Specifications:**  
- **Type**: Stereo BTL (Bridge-Tied Load) or mono amplifier  
- **Supply Voltage (Vp)**: 6V to 18V  
- **Output Power**:  
  - 2 × 22W (stereo BTL, THD = 10%)  
  - 1 × 44W (mono, THD = 10%)  
- **Load Impedance**: 4Ω (min)  
- **Total Harmonic Distortion (THD)**: <0.5% (typical)  
- **Signal-to-Noise Ratio (SNR)**: >70dB  
- **Operating Temperature Range**: -40°C to +85°C  
- **Package**: HSOP24 (PowerSOP24)  

### **Descriptions and Features:**  
- Designed for car radio and other audio applications  
- Requires minimal external components  
- Built-in protection circuits:  
  - Short-circuit protection  
  - Thermal protection  
  - Load dump protection  
- Standby/mute functionality  
- Low offset voltage at outputs  
- High output power capability  
- Flexible configuration (stereo or mono mode)  

This amplifier is optimized for automotive and portable audio systems, providing efficient power amplification with robust protection features.

Application Scenarios & Design Considerations

TDA1558Q; 2 x 22 W or 4 x 11 W single-ended car radio power amplifier

Alternative Part Number

  • TDA1554Q --: Same family 4-channel car audio power amplifier with nearly identical pinout and supply range, widely used as a drop-in substitute for the TDA1558Q.
  • TDA7377 --: Dual/quad bridge car radio power amplifier with comparable output power and supply voltage, commonly used as a functional replacement in automotive audio designs.
  • TDA7388 --: Quad bridge power amplifier for car radio applications with similar output power and supply requirements, suitable as an alternative when layout is adapted.

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