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TS4990IDT from ST,ST Microelectronics

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TS4990IDT

Manufacturer: ST

1.2 W audio power amplifier with active low standby mode

Partnumber Manufacturer Quantity Availability
TS4990IDT ST 95 In Stock

Description and Introduction

1.2 W audio power amplifier with active low standby mode The TS4990IDT is a mono 1.2W Class-AB audio power amplifier manufactured by STMicroelectronics. Below are its key specifications, descriptions, and features:

### **Specifications:**
- **Output Power:** 1.2W into 8Ω at 5V (THD+N = 10%)  
- **Supply Voltage Range:** 2.5V to 5.5V  
- **Quiescent Current:** 3.5mA (typical)  
- **Shutdown Current:** <1µA  
- **Total Harmonic Distortion + Noise (THD+N):** 0.1% (typical at 1kHz, 1W into 8Ω)  
- **Gain:** Fixed at 6dB (2V/V)  
- **Operating Temperature Range:** -40°C to +85°C  
- **Package:** MiniSO-8  

### **Descriptions:**
- The TS4990IDT is designed for portable audio applications such as mobile phones, PDAs, and portable media players.  
- It operates in Class-AB mode, providing high-quality audio with low distortion.  
- The device includes a shutdown mode to minimize power consumption when not in use.  
- It features a built-in standby function and short-circuit protection.  

### **Features:**
- **Low Quiescent Current:** Optimized for battery-powered applications.  
- **No External Components Required:** Internal gain setting eliminates the need for external resistors.  
- **Pop & Click Suppression:** Minimizes noise during power-up and shutdown.  
- **Thermal Protection:** Prevents damage from overheating.  
- **Space-Saving Package:** MiniSO-8 package suitable for compact designs.  

For more details, refer to the official STMicroelectronics datasheet.

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