LM4889 Overview
LM4889 1 Watt Audio Power Amplifier June 2003 LM4889 1 Watt Audio Power Amplifier General The LM4889 is an audio power amplifier primarily designed for demanding applications in mobile phones and other portable munication device applications. It is capable of delivering 1 watt of continuous average power to an 8Ω BTL load with less than 2% distortion (THD+N) from a 5VDC power supply. Boomer audio power amplifiers were designed specifically to...
LM4889 Key Features
- 3.3V j Power Output at 5.0V & 2% THD j Power Output at 3.3V & 1% THD j Shutdown Current at 3.3 & 2.6V
- 0.01µA) n Can drive capacitive loads up to 500 pF n Improved pop & click circuitry eliminates noises during turn-on and
- 5.5V operation n No output coupling capacitors, snubber networks or bootstrap capacitors required n Unity-gain stable n
