SCDS104R-221T-N SCDS104R-270M-AU SCDS104R-270M-N SCDS104R-270N-N SCDS104R-270T-AU SCDS104R-270T-N SCDS104R-271T-N SCDS104R-2R2M-AU SCDS104R-2R2M-N SCDS104R-2R2M-N 功率电感