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TDA8945S from PHILIPS

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TDA8945S

Manufacturer: PHILIPS, PHI

15 W mono Bridge Tied Load BTL audio amplifier

Partnumber Manufacturer Quantity Availability
TDA8945S PHILIPS, PHI 48 In Stock

Description and Introduction

15 W mono Bridge Tied Load BTL audio amplifier The TDA8945S is a manufactured by PHILIPS (PHI).  

**Specifications:**  
- **Type:** Class-D audio amplifier  
- **Output Power:** 2 x 7 W (4 Ω, THD = 10%)  
- **Supply Voltage Range:** 4.5 V to 18 V  
- **Efficiency:** Up to 90%  
- **THD (Total Harmonic Distortion):** < 0.5% (typical)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** HSOP20 (Heat Sink Small Outline Package)  

**Descriptions:**  
The TDA8945S is a mono or stereo Class-D audio amplifier designed for efficient power amplification in consumer electronics such as TVs, portable speakers, and multimedia systems.  

**Features:**  
- High efficiency with low power dissipation  
- Built-in mute and standby functions  
- Short-circuit and thermal protection  
- Low external component count  
- Pop-free start-up and shutdown  
- Differential inputs for noise rejection  

The information provided is based on the manufacturer's datasheet.

Application Scenarios & Design Considerations

15 W mono Bridge Tied Load BTL audio amplifier

Alternative Part Number

  • LM1875T --: Single-channel audio power amplifier with comparable output power and supply range, widely used as a substitute in audio amplifier designs.
  • TDA2030A --: Class AB audio power amplifier in the same power class, commonly used as a drop-in replacement for Philips TDA audio amplifiers.
  • TDA7265 --: Stereo/dual audio power amplifier with similar supply voltage and output power, suitable for comparable audio applications.
  • LM4766T --: Dual audio power amplifier in TO-220 package with comparable output power and supply range, widely available and pin-compatible in many class-AB audio designs.
  • LM1876TF --: Dual 20W audio power amplifier offering similar performance and thermal characteristics, suitable replacement for audio amplifier applications.

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