LM4782TABD - Texas Instruments

LM4782TABD 3-Channel 25W Audio Power Amplifier

The LM4782 is a three channel audio amplifier capable of typically delivering 25W per channel of continuous average output power into an 8Ω load with less than 0.5% THD+N from 20Hz - 20kHz. The LM4782 is fully protected utilizing TI's Self Peak Instantaneous Temperature (°Ke) (SPiKeTM) protection circuitry. SPiKe provides a dynamically optimized Safe Operati.

Features

1
•23 SPiKe Protection
• Low External Component Count
• Quiet Fade-In/Out Mute Mode
• Low Power Standby Mode
• Wide Supply Range: 20V - 64V
• Signal-to-Noise Ratio ≥ 98dB (ref. to PO = 1W) APPLICATIONS
• Audio Amplifier for Component Stereo
• Audio Amplifier for Compact Stereo
• Audio Amplifier for Home Theater in a Box (HTB)
• Audio Amplifier for Self-Powered Speakers
• Audio Amplifier for High-End and HD TVs KEY SPECIFICATIONS
• Output Power/Channel with 0.5% THD+N, 1kHz into 8Ω: 25W (typ)
• THD+N at 3x15W into 8Ω (20Hz - 20kHz): 0.2% (typ)
• THD+N at 3x15W into 6Ω (20Hz - 20kHz): 0.3% (typ).