PMIC - PFC (Power Factor Correction)

Part Number	Category	Family	Status	Description
PCF50622HN2042UM	Integrated Circuits (ICs)	PMIC - PFC (Power Factor Correction)	Discontinued	IC PMU CC/CV USIM 52HVQFN
PCF50622HN2042UM ST-ERICS 15000 14-15+ HVQFN52 Nego IC Co. PCF50622HN2042UM ST-ERICSSO 20000 2014+ HVQFN52 BONASE(HK) ELECTRONICS CO., LIMITED COMPANY PCF50622HN2042UM ST-ERICSSO 20000 2014+ HVQFN52 BONASE(HK) ELECTRONICS CO., LIMITED COMPANY PCF50622HN2042UM ST-ERICSSON 50000 14+ HVQFN52 Protec Engineering (S) Pte Ltd protec@vip.163.com
PCF50623EV034UM	Integrated Circuits (ICs)	PMIC - PFC (Power Factor Correction)	Discontinued	IC PMU CC/CV USIM 52HVQFN
PCF50623EV034UM ST-ERICS 1776 1130+ Shenzhen Futian Distri... PCF50623EV034UM ST-ERICS 3500 New HK Eureka Electronics ... PCF50623EV034UM ST-ERICS 4000 11+PBF Shenzhen KeRongTai Ele... PCF50623EV034UM ST-ERICS 4000 12+ FULLSUN ELECTRONIC (HK...
PCF50623EV044UM	Integrated Circuits (ICs)	PMIC - PFC (Power Factor Correction)	Discontinued	IC PMU CC/CV USIM 52HVQFN
PCF50623EV044UM 10000 10+ BOZX Electronic Co.,Ltd PCF50623EV044UM 33475 2013+ Protec Engineering (S) Pte Ltd protec@vip.163.com PCF50623EV044UM ST ERICSSON 30000 2012+ ZENER INTERNATIONAL TR... PCF50623EV044UM SXP ?134,199 USA IC LTD. (ASIA)
PCF50626HN052UM	Integrated Circuits (ICs)	PMIC - PFC (Power Factor Correction)	Discontinued	IC PMU CC/CV USIM 52HVQFN
PCF50626HN052UM 654789 13+ Feng Sheng Electronics Co., Ltd. PCF50626HN052UM S/N 10000 2013+ electronics components World Link Parts components Dev.ltd-ORIGINAL ONLY PCF50626HN052UM ST-ERICS 14000 14-15+ QFN Nego IC Co. PCF50626HN052UM ST-ERICSSON 50000 14+ HVQFN52 Protec Engineering (S) Pte Ltd protec@vip.163.com
ICE1PCS02G	Integrated Circuits (ICs)	PMIC - PFC (Power Factor Correction)	Discontinued	IC PFC CONTROLLER CCM DSO8
ICE1PCS02G INFINEO 13416 14-15+ SOP8 Nego IC Co. ICE1PCS02G Infineon 50000 14+ SOP8 Protec Engineering (S) Pte Ltd protec@vip.163.com ICE1PCS02G INFINEON 10000 2013+ Standalone Power Factor Correction (PFC) Controller in Continuous Cond World Link Parts components Dev.ltd-ORIGINAL ONLY ICE1PCS02G Infineon?? 21600 N/A SOP8 European Union IC Industry Cor.
ICE1QS01	Integrated Circuits (ICs)	PMIC - PFC (Power Factor Correction)	Obsolete item	IC PFC CONTROLLER 8DIP
ICE1QS01 INFELION 10001 14-15+ DIP8 Nego IC Co.Doris@negoic.com ICE1QS01 Infineon 18000 2016+ DIP8 IC Agent Electronics InsKevin@ic-agent.com ICE1QS01 PB-FREE 42000 2016 ROSH&New FEDERAL INDUSTRY InsTess@sunnlyic.com ICE1QS01 Texas Instruments 2000 2016+ IC PFC CONTROLLER 8DIP Lei Li Electronics Co.,LtdBenny@leili-ic.com
FAN4800IN_G	Integrated Circuits (ICs)	PMIC - PFC (Power Factor Correction)	Obsolete item	IC PFC CONTROLLER CCM/DCM 16DIP
FAN4800IN_G 789456 13+ Fengyangxin Technology ( HK ) Co.,Ltd FAN4800IN_G Fairchild 39624 17+/18+ IC PFC CONTROLLER CCM/DCM 16DIP FindCores Electronics Co.,Ltd. FAN4800IN_G Fairchild 57279 15+ IC PFC CONTROLLER CCM/DCM 16DIP Unitronix Electronics Limited FAN4800IN_G Fairchild 62005 1531+ IC PFC CONTROLLER CCM/DCM 16DIP Alphatek Technology Limited
FAN4803CP2_NA3E220	Integrated Circuits (ICs)	PMIC - PFC (Power Factor Correction)	Obsolete item	IC PFC/PWM CONTROLLER 8-DIP
FAN4803CP2_NA3E220 789456 13+ Fengyangxin Technology ( HK ) Co.,Ltd FAN4803CP2_NA3E220 IC 36210 16+ NEW RoHS and More QTY Semilex Electronics Limited. (Belwen@semi-lex.com) FAN4803CP2_NA3E220 Semiconductor 31495 16/17+ RoHS Compliant ANRIC ELECTRONICS CO.,LTD. FAN4803CP2_NA3E220 ST-Ericsson Inc 57259 15+ IC PFC/PWM CONTROLLER 8-DIP Unitronix Electronics Limited
FAN7930CM	Integrated Circuits (ICs)	PMIC - PFC (Power Factor Correction)	Obsolete item	IC PFC CTLR CRITICAL CONF 8-SOIC
FAN7930CMX_G FAIRCHILD 12500 2013+ Protec Engineering (S) Pte Ltd FAN7930CMX_G IC 58450 17+ NEW RoHS and More QTY SemiLex Electronics Inc (sales@semi-lex.com) FAN7930CMX_G NEW 88490 2016+ Original package well Renxim Technology Limited. sales@renxim.com FAN7930CMXG Distributor 182550 17+RoHS for more pls inquire us now Microtranik Components,Inc. info@microtranik.com
IR1150PBF	Integrated Circuits (ICs)	PMIC - PFC (Power Factor Correction)	Obsolete item	IC PFC CONTROLLER CCM 8-DIP
IR1150PBF Internatio 40 Waltech Electronics(HongKong)Co.,Limited IR1150PBF1 Originalne 492100 12+ ROHS IC INTERNATIONAL TRADING CO. IR1150PBF1 Originalne 492100 12+ ROHS IC INTERNATIONAL TRADING CO. IR1150PBF1 Originalne 492100 12+ ROHS IC INTERNATIONAL TRADING CO.jennifer@ic-international.hk
NCP1651DR2	Integrated Circuits (ICs)	PMIC - PFC (Power Factor Correction)	Obsolete item	IC CTRLR PWR FACTOR SGL 16SOIC
NCP1651DR2 N/A 10-50000 10/11+ SMD/DIP Fantastic Technologies limited. NCP1651DR2 ON 5896 12+ 16-SOIC (0.154, 3.90mm Width) SINLIN ELECTRONICS LIMITED Authorized Distributor NCP1651DR2 ON 98500 2016 SOP-16 Hong Da Electronics Co.LTDbrenda@hongda-ic.com NCP1651DR2 ONSEMI 10000 2013+ 2013+ World Link Parts components Dev.ltd-ORIGINAL ONLY
MC34262DR2	Integrated Circuits (ICs)	PMIC - PFC (Power Factor Correction)	Obsolete item	IC CTRLR PFC PRECONVERTER 8-SOIC
MC34262DR2G ON 1688 15+ MACROQUEST ELECTRONICS CO., LTDZHANCHUN1214@VIP.163.COM MC34262DR2G ONSEMI 10000 2013+ Power Factor Controllers World Link Parts components Dev.ltd-ORIGINAL ONLYsales@wlparts.com MC34262DR2G ROHSPb 48405 12+ Originalnew IC INTERNATIONAL TRADING CO.jennifer@ic-international.hk MC34262DR2G Texas Instruments 5000 2016+ IC PFC CONTROLLER CRM 8SOIC Lei Li Electronics Co.,LtdBenny@leili-ic.com
MC33368DR2	Integrated Circuits (ICs)	PMIC - PFC (Power Factor Correction)	Obsolete item	IC CTRLR PFC HI VOLTAGE 16SOIC
MC33368DR2 MOT 3000 NA PANSON ELECTRONICS(HK)... MC33368DR2 MOT 37 N/A HONGLIXIN TECHNOLOGY E... MC33368DR2 ONS 100 06+ RXD ELECTRONIC TECHNOL... MC33368DR2 ONS 49 1213+ HK XINPENGHUI ELECTRON...
UC2855ADWTR	Integrated Circuits (ICs)	PMIC - PFC (Power Factor Correction)	Obsolete item	IC PFC CTRLR AVERAGE CURR 20SOIC
UC2855ADWTRG4 Texas Instruments 5000 2016+ IC PFC CTRLR AVERAGE CURR 20SOIC Lei Li Electronics Co.,LtdBenny@leili-ic.com UC2855ADWTRG4 TI 09+ 2000 Virtue Wealth Union Te... UC2855ADWTRG4 TI 4000 10+ eastech electronics li... UC2855ADWTRG4 TI 50000 10+ UC2855ADWTRG4 TI 867 06+ ALL TRUE TECH ELECTRON... UC2855ADWTRG4 TI 867 06+ MACROQUEST ELECTRONICS CO., LTDZHANCHUN1214@VIP.163.COM UC2855ADWTRG4 TI 85600 2016 SOP Hong Da Electronics Co.LTDbrenda@hongda-ic.com UC2855ADWTRG4 TI 88870 2016 SOP European Union IC Industry Co.linda@ic-industry38.com
UC2855ADWTRG4	Integrated Circuits (ICs)	PMIC - PFC (Power Factor Correction)	Obsolete item	IC PFC CTRLR AVERAGE CURR 20SOIC
UC2855ADWTRG4 Texas Instruments 5000 2016+ IC PFC CTRLR AVERAGE CURR 20SOIC Lei Li Electronics Co.,LtdBenny@leili-ic.com UC2855ADWTRG4 TI 09+ 2000 Virtue Wealth Union Te... UC2855ADWTRG4 TI 4000 10+ eastech electronics li... UC2855ADWTRG4 TI 50000 10+ UC2855ADWTRG4 TI 867 06+ ALL TRUE TECH ELECTRON... UC2855ADWTRG4 TI 867 06+ MACROQUEST ELECTRONICS CO., LTDZHANCHUN1214@VIP.163.COM UC2855ADWTRG4 TI 85600 2016 SOP Hong Da Electronics Co.LTDbrenda@hongda-ic.com UC2855ADWTRG4 TI 88870 2016 SOP European Union IC Industry Co.linda@ic-industry38.com
UCC38501DWG4	Integrated Circuits (ICs)	PMIC - PFC (Power Factor Correction)	Active	IC PFC/PWM COMBO CTRLR 20SOIC
UCC38501DWG4 645412 13+ Fengyangxin Technology ( HK ) Co.,Ltd UCC38501DWG4 Texas Instruments 30,000 2102+ Power Factor Correction ICs BiCMOS PFC/PWM Comb Controller EKT Electronics Co., Ltd UCC38501DWG4 TI 36660 16+ NEW RoHS and More QTY Semilex Electronics Limited. (Belwen@semi-lex.com) UCC38501DWG4 TI 40116 17+/18+ RoHS Compliant FindCores Electronics Co.,Ltd.
UCC38503NG4	Integrated Circuits (ICs)	PMIC - PFC (Power Factor Correction)	Active	IC BICMOS PFC/PWM CONT 20DIP
UCC38503NG4 36657 14+ IN STOCK î£Ð¾ëŠ×ÓÖêÊ½»áÉç UCC38503NG4 N/A 88870 2016 Rohs.And.New European Union IC Industry Co.linda@ic-industry38.com UCC38503NG4 Texas Instruments(TI) 30,000 2102+ IC BICMOS PFC/PWM CONT 20DIP Lei Li IC Components UCC38503NG4 TI 15000 12+ 20-DIP (0.300 7.62mm) General Electronics Inc.
LT1249IN8	Integrated Circuits (ICs)	PMIC - PFC (Power Factor Correction)	Active	IC PFC CTRLR AVERAGE CURR 8DIP
LT1249IN8PBF LINEAR 25000 14+ HONGKONG HUNGYICK ELEC... LT1249IN8PBF LINEAR 25000 14+ HONGKONG HUNGYICK ELEC... LT1249IN8PBF ROHS 52085 12+ originalnew IC INTERNATIONAL TRADING CO. LT1249IN8PBF ROHS 52085 12+ originalnew IC INTERNATIONAL TRADING CO.
UCC28502DW	Integrated Circuits (ICs)	PMIC - PFC (Power Factor Correction)	Obsolete item	IC PFC CTRLR AVERAGE CURR 20SOIC
UCC28502DWG4 492100 12+ IC INTERNATIONAL TRADING CO.jennifer@ic-international.hk UCC28502DWG4 N/A 85600 2016 Original&New&Rhos Hong Da Electronics Co.LTDbrenda@hongda-ic.com UCC28502DWG4 Texas Instruments 5000 2016+ IC PFC CTRLR AVERAGE CURR 20SOIC Lei Li Electronics Co.,LtdBenny@leili-ic.com UCC28502DWG4 Texas Instruments 5000 2016+ IC PFC CTRLR AVERAGE CURR 20SOIC Lei Li Electronics Co.,LtdBenny@leili-ic.com UCC28502DWTR 492100 12+ IC INTERNATIONAL TRADING CO. UCC28502DWTR 492100 12+ IC INTERNATIONAL TRADING CO.jennifer@ic-international.hk UCC28502DWTR N/A 88870 2016 Rohs.And.New European Union IC Industry Co.linda@ic-industry38.com UCC28502DWTR N/A 88870 2016 Rohs.And.New European Union IC Industry Co.linda@ic-industry38.com UCC28502DWTR TI 3005 11+ 20-SOIC (0.295 7.50mm Width) Eurotronik Components GmbH UCC28502DWTR TI 10000 2013+ BICMOS PFC/PWM COMBINATION CONTROLLER World Link Parts components Dev.ltd-ORIGINAL ONLY UCC28502DWTR TI 10000 2013+ BICMOS PFC/PWM COMBINATION CONTROLLER World Link Parts components Dev.ltd-ORIGINAL ONLYsales@wlparts.com UCC28502DWTR TI 2000 2013+ BICMOS PFC/PWM COMBINATION CONTROLLER Protec Engineering (S) Pte Ltd protec@vip.163.com UCC28502DWTRG4 492100 12+ IC INTERNATIONAL TRADING CO.jennifer@ic-international.hk UCC28502DWTRG4 N/A 85600 2016 Original&New&Rhos Hong Da Electronics Co.LTDbrenda@hongda-ic.com UCC28502DWTRG4 N/A 88870 2016 Rohs.And.New European Union IC Industry Co.linda@ic-industry38.com UCC28502DWTRG4 N/A 88870 2016 Rohs.And.New European Union IC Industry Co.linda@ic-industry38.com
UCC28502DWG4	Integrated Circuits (ICs)	PMIC - PFC (Power Factor Correction)	Obsolete item	IC PFC CTRLR AVERAGE CURR 20SOIC
UCC28502DWG4 492100 12+ IC INTERNATIONAL TRADING CO.jennifer@ic-international.hk UCC28502DWG4 N/A 85600 2016 Original&New&Rhos Hong Da Electronics Co.LTDbrenda@hongda-ic.com UCC28502DWG4 Texas Instruments 5000 2016+ IC PFC CTRLR AVERAGE CURR 20SOIC Lei Li Electronics Co.,LtdBenny@leili-ic.com UCC28502DWG4 Texas Instruments 5000 2016+ IC PFC CTRLR AVERAGE CURR 20SOIC Lei Li Electronics Co.,LtdBenny@leili-ic.com
UCC28502DWTR	Integrated Circuits (ICs)	PMIC - PFC (Power Factor Correction)	Obsolete item	IC PFC CTRLR AVERAGE CURR 20SOIC
UCC28502DWTR 492100 12+ IC INTERNATIONAL TRADING CO. UCC28502DWTR 492100 12+ IC INTERNATIONAL TRADING CO.jennifer@ic-international.hk UCC28502DWTR N/A 88870 2016 Rohs.And.New European Union IC Industry Co.linda@ic-industry38.com UCC28502DWTR N/A 88870 2016 Rohs.And.New European Union IC Industry Co.linda@ic-industry38.com UCC28502DWTR TI 3005 11+ 20-SOIC (0.295 7.50mm Width) Eurotronik Components GmbH UCC28502DWTR TI 10000 2013+ BICMOS PFC/PWM COMBINATION CONTROLLER World Link Parts components Dev.ltd-ORIGINAL ONLY UCC28502DWTR TI 10000 2013+ BICMOS PFC/PWM COMBINATION CONTROLLER World Link Parts components Dev.ltd-ORIGINAL ONLYsales@wlparts.com UCC28502DWTR TI 2000 2013+ BICMOS PFC/PWM COMBINATION CONTROLLER Protec Engineering (S) Pte Ltd protec@vip.163.com UCC28502DWTRG4 492100 12+ IC INTERNATIONAL TRADING CO.jennifer@ic-international.hk UCC28502DWTRG4 N/A 85600 2016 Original&New&Rhos Hong Da Electronics Co.LTDbrenda@hongda-ic.com UCC28502DWTRG4 N/A 88870 2016 Rohs.And.New European Union IC Industry Co.linda@ic-industry38.com UCC28502DWTRG4 N/A 88870 2016 Rohs.And.New European Union IC Industry Co.linda@ic-industry38.com
UCC28502DWTRG4	Integrated Circuits (ICs)	PMIC - PFC (Power Factor Correction)	Obsolete item	IC PFC CTRLR AVERAGE CURR 20SOIC
UCC28502DWTRG4 492100 12+ IC INTERNATIONAL TRADING CO.jennifer@ic-international.hk UCC28502DWTRG4 N/A 85600 2016 Original&New&Rhos Hong Da Electronics Co.LTDbrenda@hongda-ic.com UCC28502DWTRG4 N/A 88870 2016 Rohs.And.New European Union IC Industry Co.linda@ic-industry38.com UCC28502DWTRG4 N/A 88870 2016 Rohs.And.New European Union IC Industry Co.linda@ic-industry38.com
LT1249CS8#TRPBF	Integrated Circuits (ICs)	PMIC - PFC (Power Factor Correction)	Active	IC PFC CTRLR AVERAGE CURR 8SOIC
LT1249CS8#TRPBF Linear 8433 11+ 8-SOIC (0.154 3.90mm Width) Eurotronik Components GmbH LT1249CS8#TRPBF Linear 8433 11+ 8-SOIC (0.154 3.90mm Width) Eurotronik Components GmbH LT1249CS8#TRPBF Linear 8433 11+ 8-SOIC (0.154 3.90mm Width) Eurotronik Components GmbH LT1249CS8#TRPBF LT 2 13+ SOP8 Protec Engineering (S) Pte Ltd protec@vip.163.com
NCP1650DR2	Integrated Circuits (ICs)	PMIC - PFC (Power Factor Correction)	Obsolete item	IC CTRLR PWR FACTOR PWM 16SOIC
NCP1650DR2G ON 2600 08+ THJ(HK) Technology Lim... NCP1650DR2G ON 33 05+ Overseas Electronics D... NCP1650DR2G ON 420 0630+ Sen Tai Trading Limited NCP1650DR2G ON 500 06+ Hong Kong Geryic Elec...
FAN7930BM	Integrated Circuits (ICs)	PMIC - PFC (Power Factor Correction)	Obsolete item	IC PFC CTLR CRITICAL CONF 8-SOIC
FAN7930BMX FAIRCHILD 1414 1123+ HONGKONG HUNGYICK ELEC... FAN7930BMX FAIRCHILD 1416 1123+ Shenzhen Futian Distri... FAN7930BMX FAIRCHILD 15982 13+ BOZX Electronic Co.,Ltd FAN7930BMX FAIRCHILD 19 10+ Shenzhen KeRongTai Ele...
FAN7930M	Integrated Circuits (ICs)	PMIC - PFC (Power Factor Correction)	Obsolete item	IC POWER FACTOR CORR CTRLR 8SOIC
FAN7930M Fairchild 88570 1525+ IC POWER FACTOR CORR CTRLR 8SOIC Ronxim Components Ltd. FAN7930M S/N 10000 2013+ electronics components World Link Parts components Dev.ltd-ORIGINAL ONLY FAN7930M S/N 10000 2013+ electronics components World Link Parts components Dev.ltd-ORIGINAL ONLYsales@wlparts.com FAN7930M Texas Instruments 5000 2016+ IC POWER FACTOR CORR CTRLR 8SOIC Lei Li Electronics Co.,LtdBenny@leili-ic.com
MC33368D	Integrated Circuits (ICs)	PMIC - PFC (Power Factor Correction)	Obsolete item	IC POWER FACTOR CTRLR HV 16-SOIC
MC33368DG ON 36920 2013+ New And Original Semilex Electronics Corporation MC33368DG ON 36920 2013+ New And Original Semilex Electronics Corporation MC33368DG ON 27931 2014+ Pb-Free Unitronix Electronik GmbH MC33368DG ONSemicond 20000 2014+ Originalnew IC Agent Electronics CO. MC33368DR2 MOT 3000 NA PANSON ELECTRONICS(HK)... MC33368DR2 MOT 37 N/A HONGLIXIN TECHNOLOGY E... MC33368DR2 ONS 100 06+ RXD ELECTRONIC TECHNOL... MC33368DR2 ONS 49 1213+ HK XINPENGHUI ELECTRON...
E-L6563	Integrated Circuits (ICs)	PMIC - PFC (Power Factor Correction)	Obsolete item	IC CTRLR PFC TRANSITION 14-SOIC
E-L6563TR 865497 13+ Feng Sheng Electronics Co., Ltd. E-L6563TR 36578 14+ IN STOCK î£Ð¾ëŠ×ÓÖêÊ½»áÉç E-L6563TR 36578 14+ IN STOCK î£Ð¾ëŠ×ÓÖêÊ½»áÉç E-L6563TR Fairchild 87450 1525+ IC CTRLR PFC TRANSITION 14-SOIC RONXIM ELECTRONICS LIMITED E-L6563TR Fairchild 87450 1525+ IC CTRLR PFC TRANSITION 14-SOIC Ronxim Components Ltd. E-L6563TR originalne 41810 12+ ROHS IC INTERNATIONAL TRADING CO. E-L6563TR ST 1600 12+ 14-SOIC (0.154, 3.90mm Width) SINLIN ELECTRONICS LIMITED Authorized Distributor E-L6563TR Texas Instruments 5000 2016+ IC CTRLR PFC TRANSITION 14-SOIC Lei Li Electronics Co.,LtdBenny@leili-ic.com
E-L6563TR	Integrated Circuits (ICs)	PMIC - PFC (Power Factor Correction)	Obsolete item	IC CTRLR PFC TRANSITION 14-SOIC
E-L6563TR 865497 13+ Feng Sheng Electronics Co., Ltd. E-L6563TR 36578 14+ IN STOCK î£Ð¾ëŠ×ÓÖêÊ½»áÉç E-L6563TR 36578 14+ IN STOCK î£Ð¾ëŠ×ÓÖêÊ½»áÉç E-L6563TR Fairchild 87450 1525+ IC CTRLR PFC TRANSITION 14-SOIC RONXIM ELECTRONICS LIMITED E-L6563TR Fairchild 87450 1525+ IC CTRLR PFC TRANSITION 14-SOIC Ronxim Components Ltd. E-L6563TR originalne 41810 12+ ROHS IC INTERNATIONAL TRADING CO. E-L6563TR ST 1600 12+ 14-SOIC (0.154, 3.90mm Width) SINLIN ELECTRONICS LIMITED Authorized Distributor E-L6563TR Texas Instruments 5000 2016+ IC CTRLR PFC TRANSITION 14-SOIC Lei Li Electronics Co.,LtdBenny@leili-ic.com
MC33232D	Integrated Circuits (ICs)	PMIC - PFC (Power Factor Correction)	Obsolete item	IC POWER FACTOR CONTROLLER 8SOIC
MC33232DR2G ON 85200 2016 ANAPOWERFACTORCNTRL Hong Da Electronics Co.LTDbrenda@hongda-ic.com MC33232DR2G ON 10031 14-15+ SOP8 Nego IC Co.Doris@negoic.com MC33232DR2G ONSEMI 10000 2013+ 2013+ World Link Parts components Dev.ltd-ORIGINAL ONLYsales@wlparts.com MC33232DR2G Texas Instruments 5000 2016+ IC PFC CONTROLLER CRM 8SOIC Lei Li Electronics Co.,LtdBenny@leili-ic.com

Integrated Circuits (ICs) > PMIC - PFC (Power Factor Correction)