| 详细说明： key features
ultra low emi, -20db better than fcc class-b @ 300mhz
high efficiency up to 90% @1w with an 8ω speaker
shutdown current <1μ a
3w@10% thd output with a 4ω load at 5v supply
demanding few external components
superior low noise without input
supply voltage from 2.8v to 5.5 v
short circuit protection
thermal shutdown
available in space saving packages: 1.45mmx1.45mm wcsp9, msop-8, dfn 3x3
pb-free package
applications
cellular phones/smart phones
mp4/mp3
gps
digital photo frame
electronic dictionary
portable game machines |