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TS4985EIJT from ST,ST Microelectronics

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TS4985EIJT

Manufacturer: ST

2x1.2w Stereo Audio Power Amplifier with Dedicated Standby Pins

Partnumber Manufacturer Quantity Availability
TS4985EIJT ST 19450 In Stock

Description and Introduction

2x1.2w Stereo Audio Power Amplifier with Dedicated Standby Pins The TS4985EIJT is a mono 2.5 W Class D audio amplifier manufactured by STMicroelectronics.  

### **Specifications:**  
- **Output Power:** 2.5 W into 4 Ω at 5 V (THD+N = 10%)  
- **Supply Voltage Range:** 2.5 V to 5.5 V  
- **Efficiency:** Up to 90% (Class D operation)  
- **THD+N:** 0.1% (1 W into 4 Ω, 5 V)  
- **Shutdown Current:** < 1 µA  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** MiniSO-8  

### **Descriptions and Features:**  
- **Class D Operation:** High efficiency with low power dissipation.  
- **Low Quiescent Current:** 4 mA (typical) for power-saving applications.  
- **Pop & Click Suppression:** Minimizes noise during power-up/down.  
- **Short-Circuit Protection:** Includes thermal shutdown.  
- **Small Footprint:** Suitable for space-constrained designs.  
- **Applications:** Portable devices, smartphones, tablets, and multimedia systems.  

This information is sourced from the official STMicroelectronics datasheet for the TS4985EIJT.

Partnumber Manufacturer Quantity Availability
TS4985EIJT 5000 In Stock

Description and Introduction

2x1.2w Stereo Audio Power Amplifier with Dedicated Standby Pins The TS4985EIJT is a mono Class D audio amplifier from STMicroelectronics. Here are its specifications, descriptions, and features:

### **Specifications:**
- **Output Power:**  
  - 3.2W into 4Ω at 5V (THD+N = 10%)  
  - 2.1W into 8Ω at 5V (THD+N = 10%)  
- **Supply Voltage Range:** 2.5V to 5.5V  
- **Efficiency:** Up to 90% (Class D operation)  
- **THD+N:** < 0.3% (1W into 4Ω)  
- **Signal-to-Noise Ratio (SNR):** > 90dB  
- **Shutdown Current:** < 1µA  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** MiniSO-8  

### **Description:**  
The TS4985EIJT is a high-efficiency, low-power Class D audio amplifier designed for portable applications. It features a differential input, low quiescent current, and thermal protection, making it suitable for battery-powered devices like smartphones, tablets, and portable speakers.

### **Features:**  
- **Class D Operation:** High efficiency with low power dissipation.  
- **Differential Input:** Reduces common-mode noise.  
- **Low Quiescent Current:** 3.5mA (typical) for extended battery life.  
- **Thermal Protection:** Prevents damage from overheating.  
- **Short-Circuit Protection:** Includes current limiting.  
- **Pop & Click Suppression:** Minimizes noise during power-up/down.  
- **Small Footprint:** MiniSO-8 package for space-constrained designs.  

For more details, refer to the official STMicroelectronics datasheet.

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