High-Performance 68W Audio Power Amplifier with Mute The LM3886TF is a high-performance audio power amplifier manufactured by Texas Instruments. Below are its specifications, descriptions, and features:
### **Specifications:**
- **Output Power:**
- 68W continuous average into 4Ω at VCC = ±28V
- 38W into 8Ω at VCC = ±28V
- 50W into 8Ω at VCC = ±35V
- **Supply Voltage Range:** ±10V to ±42V (84V max)
- **Peak Output Current:** 11.5A
- **Total Harmonic Distortion (THD):** <0.03% at 1W to 60W, 4Ω
- **Signal-to-Noise Ratio (SNR):** >92dB (A-weighted)
- **Slew Rate:** 19V/µs
- **Gain Bandwidth Product:** 8MHz
- **Input Impedance:** ~150kΩ
- **Operating Temperature Range:** -40°C to +85°C
- **Package:** TO-220-11 (TF package)
### **Descriptions:**
The LM3886TF is a monolithic power amplifier designed for high-fidelity audio applications. It features advanced protection circuitry, including thermal shutdown and instantaneous peak current limiting, ensuring reliable operation. The device is capable of delivering high output power with low distortion, making it suitable for home audio systems, professional amplifiers, and subwoofer applications.
### **Features:**
- **Mute Function:** Allows for mute control via an external logic signal.
- **SPiKe™ Protection:** Safeguards against overvoltage, undervoltage, overloads, and thermal issues.
- **High-Performance Audio:** Low noise and distortion for superior sound quality.
- **Wide Supply Voltage Range:** Supports flexible power supply configurations.
- **Thermal Protection:** Automatic shutdown if temperature exceeds safe limits.
- **Stable Operation:** Requires minimal external components for reliable performance.
The LM3886TF is widely used in audio amplifiers due to its robust design and high-quality output.
