Part Number	Category	Family	Status	Description
VIPER100	Integrated Circuits (ICs)	PMIC - AC DC Converters, Offline Switchers	Limited quantity available, not recommended for new design.	IC SWIT PWM SMPS CM PENTAWATT5
VIPER100(022Y) RoHS 221541 12+ originalnew IC INTERNATIONAL TRADING CO. VIPER100(022Y) ST 66462 2014+ IC SWIT PWM SMPS CM PENTAWATT5 ANRIC ELECTRONICS CO.,LTD. VIPER100(022Y) ST 10209 11+ Pentawatt-5 HV (Bent and Staggered Leads) Eurotronik Components GmbH VIPER100(022Y) ST 75263 12+ Pentawatt-5 HV (Bent and Staggered Leads) SINLIN ELECTRONICS LIMITED Authorized Distributor VIPER100-22-E RoHS 221541 12+ originalnew IC INTERNATIONAL TRADING CO. VIPER100-22-E ST 35371 12+ Pentawatt-5 HV (Bent and Staggered Leads) SINLIN ELECTRONICS LIMITED Authorized Distributor VIPER100-22-E ST 45000 2012+(pb-f PENTAWATTHIGHVOLTAGEINLINE IC Agent Electronics CO. VIPER100-22-E STMICROELECTRONICS 10000 2013+ SMPS PRIMARY I.C. World Link Parts components Dev.ltd-ORIGINAL ONLY VIPER100-E N/A 80000 2016 Original&New&Rhos Hong Da Electronics Co.LTDbrenda@hongda-ic.com VIPER100-E N/A 77660 2016 Rohs.And.New European Union IC Industry Co.linda@ic-industry38.com VIPER100-E RoHS 221541 12+ originalnew IC INTERNATIONAL TRADING CO.jennifer@ic-international.hk VIPER100-E ST 45000 2016 PENTAWATTHIGHVOLTAGEINLINE FEDERAL INDUSTRY InsTess@sunnlyic.com VIPER100-EPBF RoHS 221541 12+ originalnew IC INTERNATIONAL TRADING CO. VIPER100/SP STMICROELECTRONICS 10000 2013+ SMPS PRIMARY I.C. World Link Parts components Dev.ltd-ORIGINAL ONLY VIPER100?022Y? N/A 80000 2016 Original&New&Rhos Hong Da Electronics Co.LTDbrenda@hongda-ic.com VIPER100A ST 87550 1525+ IC SWIT PWM SMPS CM PENTAWATT5 RENXIM Electronics Co.,Ltd. VIPER100A ST 54200 2012 SIP5 Hong Da Electronics Co.LTD VIPER100A STMICROELECTRONICS 10000 2013+ SMPS PRIMARY I.C. World Link Parts components Dev.ltd-ORIGINAL ONLY VIPER100A STMICROELECTRONICS 10000 2013+ SMPS PRIMARY I.C. World Link Parts components Dev.ltd-ORIGINAL ONLY VIPER100A(022Y) ST 39294 NEW RoHS IC SWIT PWM SMPS CM PENTAWATT5 FindCores Electronics Inc. VIPER100A(022Y) ST 61675 1531+ IC SWIT PWM SMPS CM PENTAWATT5 Alphatek Technology Limited VIPER100A(022Y) ST 87950 1525+ IC SWIT PWM SMPS CM PENTAWATT5 RENXIM Electronics Co.,Ltd. VIPER100A(022Y) STOCK 466800 2016+ standard package with RoHS MAINtron Electronics Co.,Ltd. VIPER100A-22-E ST 39914 NEW RoHS IC SWIT PWM SMPS CM PENTAWATT5 FindCores Electronics Inc. VIPER100A-22-E ST 35000 12+ Pentawatt-5 HV (Bent and Staggered Leads) SINLIN ELECTRONICS LIMITED Authorized Distributor VIPER100A-22-E ST 45000 2012+(pb-f PENTAWATTHIGHVOLTAGEINLINE IC Agent Electronics CO. VIPER100A-22-E STMICROELECTRONICS 10000 2013+ SMPS PRIMARY I.C. World Link Parts components Dev.ltd-ORIGINAL ONLY VIPER100A-E N/A 80000 2016 Original&New&Rhos Hong Da Electronics Co.LTDbrenda@hongda-ic.com VIPER100A-E N/A 77660 2016 Rohs.And.New European Union IC Industry Co.linda@ic-industry38.com VIPER100A-E RoHS 221541 12+ originalnew IC INTERNATIONAL TRADING CO.jennifer@ic-international.hk VIPER100A-E STMICROELECTRONICS 10000 2013+ SMPS PRIMARY I.C. World Link Parts components Dev.ltd-ORIGINAL ONLYsales@wlparts.com VIPER100ASP-E ST 10221 14-15+ N/A Nego IC Co. VIPER100ASP-E ST 10221 14-15+ N/A Nego IC Co.Doris@negoic.com VIPER100ASP-E ST 71061 12+ PowerSO-10 Exposed Bottom Pad SINLIN ELECTRONICS LIMITED Authorized Distributor VIPER100ASP-E STMICROELECTRONICS 10000 2013+ SMPS PRIMARY I.C. World Link Parts components Dev.ltd-ORIGINAL ONLY VIPER100ASPTR-E 39196 14+ RoHS Compliant FindCores Electronics Global Distributor VIPER100ASPTR-E STM 85000 2015+ 10-PowerSONew & Original parts enkaite Electronics Co., Ltd VIPER100ASPTR-E STM 85000 2015+ 10-PowerSONew & Original parts TPC Global Service Co.Ltd. VIPER100ASPTR-E STOCK 467000 2016+ standard package with RoHS MAINtron Electronics Limited. VIPER100SP13TR RoHS 221541 12+ originalnew IC INTERNATIONAL TRADING CO. VIPER100SP13TR SN 10-10000 10/11+ SMD/DIP Fantastic Technologies limited. VIPER100SP13TR SN 10-10000 10/11+ SMD/DIP Fantastic Technologies limited. VIPER100SP13TR ST 75263 12+ PowerSO-10 Exposed Bottom Pad SINLIN ELECTRONICS LIMITED Authorized Distributor
VIPER100(022Y)	Integrated Circuits (ICs)	PMIC - AC DC Converters, Offline Switchers	Obsolete item	IC SWIT PWM SMPS CM PENTAWATT5
VIPER100(022Y) RoHS 221541 12+ originalnew IC INTERNATIONAL TRADING CO. VIPER100(022Y) ST 66462 2014+ IC SWIT PWM SMPS CM PENTAWATT5 ANRIC ELECTRONICS CO.,LTD. VIPER100(022Y) ST 10209 11+ Pentawatt-5 HV (Bent and Staggered Leads) Eurotronik Components GmbH VIPER100(022Y) ST 75263 12+ Pentawatt-5 HV (Bent and Staggered Leads) SINLIN ELECTRONICS LIMITED Authorized Distributor
VIPER100-22-E	Integrated Circuits (ICs)	PMIC - AC DC Converters, Offline Switchers	Active	IC SWIT PWM SMPS CM PENTAWATT5
VIPER100-22-E RoHS 221541 12+ originalnew IC INTERNATIONAL TRADING CO. VIPER100-22-E ST 35371 12+ Pentawatt-5 HV (Bent and Staggered Leads) SINLIN ELECTRONICS LIMITED Authorized Distributor VIPER100-22-E ST 45000 2012+(pb-f PENTAWATTHIGHVOLTAGEINLINE IC Agent Electronics CO. VIPER100-22-E STMICROELECTRONICS 10000 2013+ SMPS PRIMARY I.C. World Link Parts components Dev.ltd-ORIGINAL ONLY
VIPER100-E	Integrated Circuits (ICs)	PMIC - AC DC Converters, Offline Switchers	Active	IC SWIT PWM SMPS CM PENTAWATT5
VIPER100-E N/A 80000 2016 Original&New&Rhos Hong Da Electronics Co.LTDbrenda@hongda-ic.com VIPER100-E N/A 77660 2016 Rohs.And.New European Union IC Industry Co.linda@ic-industry38.com VIPER100-E RoHS 221541 12+ originalnew IC INTERNATIONAL TRADING CO.jennifer@ic-international.hk VIPER100-E ST 45000 2016 PENTAWATTHIGHVOLTAGEINLINE FEDERAL INDUSTRY InsTess@sunnlyic.com VIPER100-EPBF RoHS 221541 12+ originalnew IC INTERNATIONAL TRADING CO.
VIPER100A	Integrated Circuits (ICs)	PMIC - AC DC Converters, Offline Switchers	Obsolete item	IC SWIT PWM SMPS CM PENTAWATT5
VIPER100A ST 87550 1525+ IC SWIT PWM SMPS CM PENTAWATT5 RENXIM Electronics Co.,Ltd. VIPER100A ST 54200 2012 SIP5 Hong Da Electronics Co.LTD VIPER100A STMICROELECTRONICS 10000 2013+ SMPS PRIMARY I.C. World Link Parts components Dev.ltd-ORIGINAL ONLY VIPER100A STMICROELECTRONICS 10000 2013+ SMPS PRIMARY I.C. World Link Parts components Dev.ltd-ORIGINAL ONLY VIPER100A(022Y) ST 39294 NEW RoHS IC SWIT PWM SMPS CM PENTAWATT5 FindCores Electronics Inc. VIPER100A(022Y) ST 61675 1531+ IC SWIT PWM SMPS CM PENTAWATT5 Alphatek Technology Limited VIPER100A(022Y) ST 87950 1525+ IC SWIT PWM SMPS CM PENTAWATT5 RENXIM Electronics Co.,Ltd. VIPER100A(022Y) STOCK 466800 2016+ standard package with RoHS MAINtron Electronics Co.,Ltd. VIPER100A-22-E ST 39914 NEW RoHS IC SWIT PWM SMPS CM PENTAWATT5 FindCores Electronics Inc. VIPER100A-22-E ST 35000 12+ Pentawatt-5 HV (Bent and Staggered Leads) SINLIN ELECTRONICS LIMITED Authorized Distributor VIPER100A-22-E ST 45000 2012+(pb-f PENTAWATTHIGHVOLTAGEINLINE IC Agent Electronics CO. VIPER100A-22-E STMICROELECTRONICS 10000 2013+ SMPS PRIMARY I.C. World Link Parts components Dev.ltd-ORIGINAL ONLY VIPER100A-E N/A 80000 2016 Original&New&Rhos Hong Da Electronics Co.LTDbrenda@hongda-ic.com VIPER100A-E N/A 77660 2016 Rohs.And.New European Union IC Industry Co.linda@ic-industry38.com VIPER100A-E RoHS 221541 12+ originalnew IC INTERNATIONAL TRADING CO.jennifer@ic-international.hk VIPER100A-E STMICROELECTRONICS 10000 2013+ SMPS PRIMARY I.C. World Link Parts components Dev.ltd-ORIGINAL ONLYsales@wlparts.com VIPER100ASP-E ST 10221 14-15+ N/A Nego IC Co. VIPER100ASP-E ST 10221 14-15+ N/A Nego IC Co.Doris@negoic.com VIPER100ASP-E ST 71061 12+ PowerSO-10 Exposed Bottom Pad SINLIN ELECTRONICS LIMITED Authorized Distributor VIPER100ASP-E STMICROELECTRONICS 10000 2013+ SMPS PRIMARY I.C. World Link Parts components Dev.ltd-ORIGINAL ONLY VIPER100ASPTR-E 39196 14+ RoHS Compliant FindCores Electronics Global Distributor VIPER100ASPTR-E STM 85000 2015+ 10-PowerSONew & Original parts enkaite Electronics Co., Ltd VIPER100ASPTR-E STM 85000 2015+ 10-PowerSONew & Original parts TPC Global Service Co.Ltd. VIPER100ASPTR-E STOCK 467000 2016+ standard package with RoHS MAINtron Electronics Limited.
VIPER100A(022Y)	Integrated Circuits (ICs)	PMIC - AC DC Converters, Offline Switchers	Obsolete item	IC SWIT PWM SMPS CM PENTAWATT5
VIPER100A(022Y) ST 39294 NEW RoHS IC SWIT PWM SMPS CM PENTAWATT5 FindCores Electronics Inc. VIPER100A(022Y) ST 61675 1531+ IC SWIT PWM SMPS CM PENTAWATT5 Alphatek Technology Limited VIPER100A(022Y) ST 87950 1525+ IC SWIT PWM SMPS CM PENTAWATT5 RENXIM Electronics Co.,Ltd. VIPER100A(022Y) STOCK 466800 2016+ standard package with RoHS MAINtron Electronics Co.,Ltd.
VIPER100A-22-E	Integrated Circuits (ICs)	PMIC - AC DC Converters, Offline Switchers	Active	IC SWIT PWM SMPS CM PENTAWATT5
VIPER100A-22-E ST 39914 NEW RoHS IC SWIT PWM SMPS CM PENTAWATT5 FindCores Electronics Inc. VIPER100A-22-E ST 35000 12+ Pentawatt-5 HV (Bent and Staggered Leads) SINLIN ELECTRONICS LIMITED Authorized Distributor VIPER100A-22-E ST 45000 2012+(pb-f PENTAWATTHIGHVOLTAGEINLINE IC Agent Electronics CO. VIPER100A-22-E STMICROELECTRONICS 10000 2013+ SMPS PRIMARY I.C. World Link Parts components Dev.ltd-ORIGINAL ONLY
VIPER100A-E	Integrated Circuits (ICs)	PMIC - AC DC Converters, Offline Switchers	Active	IC SWIT PWM SMPS CM PENTAWATT5
VIPER100A-E N/A 80000 2016 Original&New&Rhos Hong Da Electronics Co.LTDbrenda@hongda-ic.com VIPER100A-E N/A 77660 2016 Rohs.And.New European Union IC Industry Co.linda@ic-industry38.com VIPER100A-E RoHS 221541 12+ originalnew IC INTERNATIONAL TRADING CO.jennifer@ic-international.hk VIPER100A-E STMICROELECTRONICS 10000 2013+ SMPS PRIMARY I.C. World Link Parts components Dev.ltd-ORIGINAL ONLYsales@wlparts.com
VIPER100ASP-E	Integrated Circuits (ICs)	PMIC - AC DC Converters, Offline Switchers	Discontinued	IC SWIT PWM SMPS CM POWERSO10
VIPER100ASP-E ST 10221 14-15+ N/A Nego IC Co. VIPER100ASP-E ST 10221 14-15+ N/A Nego IC Co.Doris@negoic.com VIPER100ASP-E ST 71061 12+ PowerSO-10 Exposed Bottom Pad SINLIN ELECTRONICS LIMITED Authorized Distributor VIPER100ASP-E STMICROELECTRONICS 10000 2013+ SMPS PRIMARY I.C. World Link Parts components Dev.ltd-ORIGINAL ONLY
VIPER100ASPTR-E	Integrated Circuits (ICs)	PMIC - AC DC Converters, Offline Switchers	Active	IC SWIT PWM SMPS CM POWERSO10
VIPER100ASPTR-E 39196 14+ RoHS Compliant FindCores Electronics Global Distributor VIPER100ASPTR-E STM 85000 2015+ 10-PowerSONew & Original parts enkaite Electronics Co., Ltd VIPER100ASPTR-E STM 85000 2015+ 10-PowerSONew & Original parts TPC Global Service Co.Ltd. VIPER100ASPTR-E STOCK 467000 2016+ standard package with RoHS MAINtron Electronics Limited.
VIPER100SP13TR	Integrated Circuits (ICs)	PMIC - AC DC Converters, Offline Switchers	Obsolete item	IC SWIT PWM SMPS CM POWERSO10
VIPER100SP13TR RoHS 221541 12+ originalnew IC INTERNATIONAL TRADING CO. VIPER100SP13TR SN 10-10000 10/11+ SMD/DIP Fantastic Technologies limited. VIPER100SP13TR SN 10-10000 10/11+ SMD/DIP Fantastic Technologies limited. VIPER100SP13TR ST 75263 12+ PowerSO-10 Exposed Bottom Pad SINLIN ELECTRONICS LIMITED Authorized Distributor