NCP1652DWR2G ON Semiconductor

NCP1652, NCP1652A Controller, PFC, High Efficiency, Single Stage The NCP1652 is a highly integrated controller for implementing power factor correction (PFC) and isolated step down acdc power conversion in a single stage, resulting in a lower cost and reduced part NCP1652, NCP1652A SO20 WB SOIC 16 CT 1 Startup CT Startup 16 1 20 Ramp Comp GND 2 15 Ramp Comp 2 19 NC AC IN 14 OUT B 3 AC IN 18 NC 3 FB OUT A 4 13 FB 4 GND 17 V 5 12 V FF CC CM 6 11 I V Out B spos 5 16 FF AC COMP I 7 10 avg CM Out A 6 15 Latch Off 8 9 R delay 7 14 NC V CC (Top View) 13 I NC 8 spos AC COMP 12 I 9 avg Latch Off R 10 11 delay Figure 1. Pin Connections