ʃɹˈɪŋkɪŋ dɪvˈaɪs dᵻmˈɛnʃənz, fˈæstɚ swˈɪtʃɪŋ fɹˈiːkwənsiz ænd ɪŋkɹˈiːsɪŋ pˈaʊɚ kənsˈʌmpʃən ɪn dˈiːp sˈʌbmˈaɪkɹoʊmˌiːɾɚ tɛknˈɑːlədʒiz kˈɔːz lˈɑːɹdʒ swˈɪtʃɪŋ kˈɜːɹənts tə flˈoʊ ɪnðə pˈaʊɚ ænd ɡɹˈaʊnd nˈɛtwɜːks wˌɪtʃ dᵻɡɹˈeɪd pɚfˈoːɹməns ænd ɹᵻlˌaɪəbˈɪlᵻɾi.
Shrinking device dimensions, faster switching frequencies and increasing power consumption in deep sub-micrometer technologies cause large switching currents to flow in the power and ground networks which degrade performance and reliability.