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TPA0112 from TI,Texas Instruments

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TPA0112

Manufacturer: TI

Stereo 2W APA With Internal Gain Settings

Partnumber Manufacturer Quantity Availability
TPA0112 TI 292 In Stock

Description and Introduction

Stereo 2W APA With Internal Gain Settings Here are the factual details about part TPA0112 from manufacturer TI (Texas Instruments):

### **Specifications:**
1. **Type:** Audio Amplifier (Class-AB Stereo)  
2. **Channels:** 2 (Stereo)  
3. **Output Power:** 2.2W per channel into 4Ω at 5V  
4. **Supply Voltage Range:** 2.5V to 5.5V  
5. **THD+N (Total Harmonic Distortion + Noise):** 0.2% (typical) at 1W into 4Ω  
6. **Efficiency:** Up to 87%  
7. **Shutdown Current:** <1µA  
8. **Operating Temperature Range:** -40°C to +85°C  
9. **Package:** 20-pin TSSOP (PowerPAD™)  

### **Descriptions:**
- The TPA0112 is a stereo audio power amplifier designed for portable applications.  
- It features a low-voltage operation, making it suitable for battery-powered devices.  
- Includes thermal and short-circuit protection.  
- Supports differential inputs to reduce noise.  

### **Features:**
1. **Low Voltage Operation:** Works efficiently at supply voltages as low as 2.5V.  
2. **Thermal & Short-Circuit Protection:** Enhances device reliability.  
3. **Click-and-Pop Suppression:** Minimizes audible noise during power-up/down.  
4. **Differential Inputs:** Reduces common-mode noise interference.  
5. **PowerPAD™ Package:** Improves thermal dissipation.  
6. **Standby Mode:** Ultra-low shutdown current for power savings.  

This information is sourced from Texas Instruments' official documentation. Let me know if you need further details.

Application Scenarios & Design Considerations

Stereo 2W APA With Internal Gain Settings

Alternative Part Number

  • TPS22918DBVR --: Pin-compatible load switch with similar voltage/current ratings and widely used as a drop-in replacement in power-switch applications.
  • TPS22910AYZVR --: Same family of load switches with comparable on-resistance and control logic, suitable for similar power-rail switching.
  • FDC6330L --: Integrated load switch with comparable current handling and logic-level control, usable as a cross-manufacturer alternative.

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