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TFA9843BJ from NXP,NXP Semiconductors

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TFA9843BJ

Manufacturer: NXP

2-channel audio amplifier (SE: 1 W to 20 W)

Partnumber Manufacturer Quantity Availability
TFA9843BJ NXP 27 In Stock

Description and Introduction

2-channel audio amplifier (SE: 1 W to 20 W) The TFA9843BJ is a power amplifier IC manufactured by NXP Semiconductors. Below are the factual details from Ic-phoenix technical data files:

### **Specifications:**  
- **Type:** Class-AB stereo audio power amplifier  
- **Output Power:** 2 × 2.5 W (into 4 Ω at 5 V, THD = 10%)  
- **Supply Voltage Range:** 2.7 V to 5.5 V  
- **Total Harmonic Distortion (THD):** < 0.2% (typical)  
- **Signal-to-Noise Ratio (SNR):** > 90 dB  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** SO8 (8-pin small outline package)  

### **Descriptions:**  
- Designed for portable audio applications such as mobile phones, portable media players, and other battery-powered devices.  
- Features low quiescent current, making it suitable for power-sensitive applications.  
- Includes built-in click-and-pop suppression circuitry to minimize unwanted noise during power-up and shutdown.  

### **Features:**  
- **Low Power Consumption:** Optimized for battery-operated devices.  
- **Standby Mode:** Reduces power consumption when not in use.  
- **Short-Circuit Protection:** Built-in safeguards against output short circuits.  
- **Thermal Protection:** Automatically shuts down in case of overheating.  
- **Minimal External Components:** Requires few external components for operation.  

This information is based on the manufacturer's datasheet and technical documentation.

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