Kemet t491 series smd tantalum capacitors kemet t491d226k025at this 22microf plusmn10 25v case size d kemet smd tantalum capacitor is a precision moulded solid tantalum chip capacitor encapsulated in a flame retardant plastic case typical applications include decoupling and filtering in industrial and automotive end applications such as dcdc converters portable electronics telecommunications and control units kemet t491d226k025at 22f 10 25v smd tantalum capacitor case d