AC-DC Switching Power Supply

Input Circuit PFC Converter Circuit / DC-DC Converter Circuit / Output Protection PFC Converter Circuit / DC-DC Converter Circuit / Output Protection Control Circuit

A Input Circuit

  Surface Mounting Type Leaded Type
General Purpose Resistors RK73G, RK73H, RK73B
CF(P)
High Power Rating Resistors SG73P,  WK73R,  SLR MOS
Anti-Sulfur Resistors RS73-RT, RK73-RT, SG73-RT, SG73S-RT,
SG73P-RT, HV73-RT, WK73-RT,
RK73-KT
 
For Discharge / High Voltage Resistant Resistors HV73 RCR,  RK
Inrush Current Limit / Anti-Surge Resistors   BGR, BWR, BSR, BPR, CW, 
CWFS, HPC, PCF

B PFC Converter Circuit / DC-DC Converter Circuit / Output Protection

  Surface Mounting Type Leaded Type
General Purpose Resistors RK73G, RK73H, RK73B
CF(P)
High Power Rating Resistors SG73P,  WK73R,  SLR MOS
Anti-Sulfur Resistors RS73-RT, RK73-RT, SG73-RT, SG73S-RT,
SG73P-RT, HV73-RT, WK73-RT,
RK73-KT
 
For Discharge / High Voltage Resistant Resistors   RCR,  RK
Gate resistor, Snubber, Dumping / Anti-Surge Resistors SG73S,  SG73P,  SG73,  SG73G, WG73 SPR(X), MOS(X), RCR, CW
Circuit Protection / Fuses TF16AT, TF16SN  

C Control Circuit

  Surface Mounting Type Leaded Type
General Purpose Resistors RK73G, RK73H, RK73B
CF(P)
High Power Rating Resistors SG73P,  WK73R,  SLR
Anti-Sulfur Resistors RS73-RT,  SR73-RT,  RK73-RT, SG73-RT, SG73S-RT,
SG73P-RT, HV73-RT, WK73-RT,
RK73-KT
 
Current Sensing / Low Resistance Resistors SR73, UR73(D), UR73V,  WK73S,  WU73,  TLRH,  TLR,  SL, SLN, SLW1, SLN3, SLN5 BPR, MOS(X)
Voltage Sensing / High Precision Resistors RN73H, RN73R, RS73 MF