PAM8803 Datasheet PDF - Power Analog Micoelectronics

General Description
The PAM8803 is a 3W, class-D audio amplifier with 64-step digital volume control. It offers low THD+N, allowing it to produce high-quality sound reproduction. The new filterless architecture allows the device to drive the speaker directly, without needing low-pass output filters which will save 30% system cost and 75% PCB area.

KEY FEATUREs
■ 3W Output at 10% THD with a 4Ω Load and 5V Power Supply
■ Filterless, Low Quiescent Current and Low EMI
■ Low THD+N
■ 64-step Digital Volume Control
■ Superior Low Noise
■ Low pop noise
■ Efficiency up to 90%
■ Short Circuit Protection
■ Thermal Shutdown
■ Few External Components to Save Space and Cost
■ Pb-Free Package

APPLICATIONs
■ LCD Monitors/TV Projectors
■ Notebook Computers
■ Portable Speakers
■ Portable DVD Players, Game Machines
■ Cellular Phones/Speaker Phones