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Description The PAM8406 is a 5W audio amplifier with an alternative option between Class-D and Class-AB output which makes PAM8406 very ideally for the applications efficiency-EMI compatible. PAM8406 offers low THD+N, high SNR allowing it to achieve highquality sound reproduction. The fully differential output wi th new filter less architecture (Class-D Mode) allows the device to drive the speaker directly, requiring no low-pass output filters and DC blocking capacitors, thus to save the system cost and PCB area. The efficiency of the PAM8406 is up to 90%. It can extend the battery life, ideally for portable applications. The PAM8406 is fully protected against faults with short circuit protection and thermal protection. The PAM8406 is available in SOP-16L/SOP-16(EP) package. Application LCD TVs Mutimedia Speakers AM/FM System DABs Features Alternative Output: Class-D or Class-AB 5W Output at 10% THD with a 2Ω Load and 5V Power Supply at Class-D Mode 3W Output at 10% THD with a 4Ω Load and 5V Power Supply Filterless, Low Quiescent Current and No EMI Low THD+N at Fully Output Range Superior Low Noise Efficiency up to 90% with Class-D Mode No Pop At Turn-on/off Fully Short Circuit Protection With Auto Recovery Thermal Shutdown Few External Components to Save the Space and Cost SOP-16L/SOP-16(EP) Package