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STK4863 - 2CHANNEL 35W POWER AMPLIFIER
BD9775FV - 2channel Step-Down Switching Regulator Controller
STK433-040N-E - 2channel class-AB Audio Power
NJW4162A - 2channel MOSFET Drive Switching Regulator
uPD6222 - I2C-BUS COMPATIBLE 8BIT 12CHANNEL D/A CONVERTER