Schematic for the STK57FU394AGEVB Evaluation Board ACIN1 IPM VDD C11 VSS + 34. VDD C10 C13 R23 R22 R21 R20 R19 R18 R24 R10 3.3kΩ ACIN2 4. VB3 C12 C7 C4 + R9 5. W 6.8kΩ TH 33. TH ITRIP 32. ITRIP PFCTRIP 31. PFCTRIP FLTEN Connector Bridge diode 35. VSS 20kΩ 100pF + 0.1uF 220uF VEXT C20 C19 C18 C17 C16 C15 C14 PFC 1. PFC 30. FLTEN R7 2kΩ R11 PFCIN R17 HIN1 R16 HIN2 R15 HIN3 R14 LIN1 R13 LIN2 R12 LIN3 8. VB2 0.1uF W 22uF C8 C5 + V 9. V 12. VB1 C9 C6 + U 13. U R8 200Ω 29. PFCIN P 16. VCC 23. HIN1 19. -VCC 24. HIN2 + C3 C1 2.2uF 470uF C2 + R4 R5 N 470uF R6 Shunt R (PFC) 25. HIN3 26. LIN1 20. WN 27. LIN2 21. VN 28. LIN3 22. UN R1 R2 R3 100Ω Shunt R (INV) U- Test pin Faston terminal (Tab) 11/10/2015 -1- www.onsemi.com