1Pcs UC2578DPTR SOP-16 Switching Controllers Buck PWM Stepdown Vltg Reg

1Pcs UC3867DW SOIC-16 Switching Controllers Resonant-Mode

1Pcs UCC2810NG4 Switching Controllers Dual Ch Sync Current Mode

1Pcs UC3842AM PDIP-8 Switching Controllers Current Mode PWMs

1Pcs UCC2810DW SOIC-16 Switching Controllers Dual Ch Sync Current Mode

1Pcs UC3867N PDIP-16 Switching Controllers Resonant-Mode

1Pcs UC3842AM PDIP-8 Switching Controllers Current Mode PWMs

1Pcs ISL6228IRTZ TQFN-EP-28 Switching Controllers ISL6228 NOTEBOOK DL CNTRLR IND