ACP3225 Series Common Mode Filters TDK ACP3225 Series Common Mode Filters feature a large current with low RDC, a rated voltage of 60 V, and rated current of 1.2 A maximum. TDK ACP3225 Series Common Mode Filters are useful for the power-supply noise of a portable equipment such as portable PCs, game machines, telephones, and CD/DVD-ROMs.