Sumida is aiming at filtering in digital audio amplifiers with a series of shielded high-power inductors. Called DEP1623 and measuring ~27 x 17 x 23mm, “this inductor is wound by flat wire and assembled with the Mn-Zn ferrite core. It is typically used in digital amplifier filters in home theatre and large LCDs”, according to …
This story continues at Power inductor for digital audio
Or just read more coverage at Electronics Weekly