Part Number	Category	Family	Description
HMHA281	Isolators	Optoisolators - Transistor, Photovoltaic Output	Optoisolator Transistor Output 3750Vrms 1 Channel 4-Mini-Flat
HMHA281R1 FAIRCHILD 10000 2013+ 2013+ World Link Parts components Dev.ltd-ORIGINAL ONLYsales@wlparts.com HMHA281R1 N/A 89500 2016 RohsAndNew European Union IC Industry Co.linda@ic-industry38.com HMHA281R1 ORIGINAL 55000 2011+ New & Original parts Lei Li Electronics Co.,LtdBenny@leili-ic.com HMHA281R1 ORIGINAL 55000 2011+ New & Original parts Lei Li Electronics Co.,LtdBenny@leili-ic.com HMHA281R1V FAIRCHIL 16000 14-15+ SOP4 Nego IC Co.Doris@negoic.com HMHA281R1V FAIRCHILD 10000 2013+ 2013+ World Link Parts components Dev.ltd-ORIGINAL ONLYsales@wlparts.com HMHA281R1V N/A 89500 2016 RohsAndNew European Union IC Industry Co.linda@ic-industry38.com HMHA281R1V ORIGINAL 55000 2009+ New & Original parts Lei Li Electronics Co.,LtdBenny@leili-ic.com HMHA281R2 144265 2016 Original&New&Rhos Hong Da Electronics Co.LTDbrenda@hongda-ic.com HMHA281R2 FAI 386 13+ROHS MACROQUEST ELECTRONICS CO., LTDZHANCHUN1214@VIP.163.COM HMHA281R2 ORIGINAL 55000 2011+ New & Original parts Lei Li Electronics Co.,LtdBenny@leili-ic.com HMHA281R2 ROHSPb 81054 12+ Originalnew IC INTERNATIONAL TRADING CO.jennifer@ic-international.hk HMHA281R2_F132 Fairchild 242350 1538+ OPTOCOUPLER 4-MFP Alphatek Technology Limited HMHA281R2_F132 Fairchild 242350 1538+ OPTOCOUPLER 4-MFP Alphatek Technology Limited HMHA281R2_F132 Fairchild 888000 NEW RoHS OPTOCOUPLER 4-MFP FindCores Electronics Inc. HMHA281R2_F132 NEW 98610 2016+ Original package well Renxim Technology Limited. sales@renxim.com HMHA281R2V 897465 13+ Fengyangxin Technology ( HK ) Co.,Ltd HMHA281R2V FAIRCHIL 13800 14-15+ SOP4 Nego IC Co.Doris@negoic.com HMHA281R2V Semiconductor 31505 16/17+ RoHS Compliant ANRIC ELECTRONICS CO.,LTD. HMHA281R2V STOCK 42900 2016+ standard package with RoHS MAINtron Electronics Co.,Ltd. HMHA281R3 98765 2016 Original&New&Rhos Hong Da Electronics Co.LTDbrenda@hongda-ic.com HMHA281R3 98765 2016 Original&New&Rhos Hong Da Electronics Co.LTDbrenda@hongda-ic.com HMHA281R3 ORIGINAL 55000 2011+ New & Original parts Lei Li Electronics Co.,LtdBenny@leili-ic.com HMHA281R3 ROHSPb 81054 12+ Originalnew IC INTERNATIONAL TRADING CO.jennifer@ic-international.hk HMHA281R3V 98765 2016 Original&New&Rhos Hong Da Electronics Co.LTDbrenda@hongda-ic.com HMHA281R3V N/A 89500 2016 RohsAndNew European Union IC Industry Co.linda@ic-industry38.com HMHA281R3V ORIGINAL 55000 2009+ New & Original parts Lei Li Electronics Co.,LtdBenny@leili-ic.com HMHA281R3V ORIGINAL 55000 2009+ New & Original parts Lei Li Electronics Co.,LtdBenny@leili-ic.com HMHA281R4 98765 2016 Original&New&Rhos Hong Da Electronics Co.LTDbrenda@hongda-ic.com HMHA281R4 FAIRCHILD 10000 2013+ 2013+ World Link Parts components Dev.ltd-ORIGINAL ONLYsales@wlparts.com HMHA281R4 N/A 89500 2016 RohsAndNew European Union IC Industry Co.linda@ic-industry38.com HMHA281R4 ROHSPb 81054 12+ Originalnew IC INTERNATIONAL TRADING CO.jennifer@ic-international.hk HMHA281R4V FAIRCHILD 10000 16+ HALFPITCHMINI-FLATPACKAGE4-PINOPT Fantastic Technologies limited.info@fantastic-ele.com HMHA281R4V N/A 89500 2016 RohsAndNew European Union IC Industry Co.linda@ic-industry38.com HMHA281R4V ORIGINAL 55000 2009+ New & Original parts Lei Li Electronics Co.,LtdBenny@leili-ic.com HMHA281R4V ROHSPb 81054 12+ Originalnew IC INTERNATIONAL TRADING CO.jennifer@ic-international.hk HMHA281V FAIRCHILD 10000 2013+ 2013+ World Link Parts components Dev.ltd-ORIGINAL ONLYsales@wlparts.com HMHA281V FAIRCHILD 10000 16+ HALFPITCHMINI-FLATPACKAGE4-PINOPT Fantastic Technologies limited.info@fantastic-ele.com HMHA281V ORIGINAL 55000 2011+ New & Original parts Lei Li Electronics Co.,LtdBenny@leili-ic.com HMHA281V ROHSPb 81054 12+ Originalnew IC INTERNATIONAL TRADING CO.jennifer@ic-international.hk
HMHA281R1	Isolators	Optoisolators - Transistor, Photovoltaic Output	Optoisolator Transistor Output 3750Vrms 1 Channel 4-Mini-Flat
HMHA281R1 FAIRCHILD 10000 2013+ 2013+ World Link Parts components Dev.ltd-ORIGINAL ONLYsales@wlparts.com HMHA281R1 N/A 89500 2016 RohsAndNew European Union IC Industry Co.linda@ic-industry38.com HMHA281R1 ORIGINAL 55000 2011+ New & Original parts Lei Li Electronics Co.,LtdBenny@leili-ic.com HMHA281R1 ORIGINAL 55000 2011+ New & Original parts Lei Li Electronics Co.,LtdBenny@leili-ic.com HMHA281R1V FAIRCHIL 16000 14-15+ SOP4 Nego IC Co.Doris@negoic.com HMHA281R1V FAIRCHILD 10000 2013+ 2013+ World Link Parts components Dev.ltd-ORIGINAL ONLYsales@wlparts.com HMHA281R1V N/A 89500 2016 RohsAndNew European Union IC Industry Co.linda@ic-industry38.com HMHA281R1V ORIGINAL 55000 2009+ New & Original parts Lei Li Electronics Co.,LtdBenny@leili-ic.com
HMHA281R1V	Isolators	Optoisolators - Transistor, Photovoltaic Output	Optoisolator Transistor Output 3750Vrms 1 Channel 4-Mini-Flat
HMHA281R1V FAIRCHIL 16000 14-15+ SOP4 Nego IC Co.Doris@negoic.com HMHA281R1V FAIRCHILD 10000 2013+ 2013+ World Link Parts components Dev.ltd-ORIGINAL ONLYsales@wlparts.com HMHA281R1V N/A 89500 2016 RohsAndNew European Union IC Industry Co.linda@ic-industry38.com HMHA281R1V ORIGINAL 55000 2009+ New & Original parts Lei Li Electronics Co.,LtdBenny@leili-ic.com
HMHA281R2	Isolators	Optoisolators - Transistor, Photovoltaic Output	Optoisolator Transistor Output 3750Vrms 1 Channel 4-Mini-Flat
HMHA281R2 144265 2016 Original&New&Rhos Hong Da Electronics Co.LTDbrenda@hongda-ic.com HMHA281R2 FAI 386 13+ROHS MACROQUEST ELECTRONICS CO., LTDZHANCHUN1214@VIP.163.COM HMHA281R2 ORIGINAL 55000 2011+ New & Original parts Lei Li Electronics Co.,LtdBenny@leili-ic.com HMHA281R2 ROHSPb 81054 12+ Originalnew IC INTERNATIONAL TRADING CO.jennifer@ic-international.hk HMHA281R2_F132 Fairchild 242350 1538+ OPTOCOUPLER 4-MFP Alphatek Technology Limited HMHA281R2_F132 Fairchild 242350 1538+ OPTOCOUPLER 4-MFP Alphatek Technology Limited HMHA281R2_F132 Fairchild 888000 NEW RoHS OPTOCOUPLER 4-MFP FindCores Electronics Inc. HMHA281R2_F132 NEW 98610 2016+ Original package well Renxim Technology Limited. sales@renxim.com HMHA281R2V 897465 13+ Fengyangxin Technology ( HK ) Co.,Ltd HMHA281R2V FAIRCHIL 13800 14-15+ SOP4 Nego IC Co.Doris@negoic.com HMHA281R2V Semiconductor 31505 16/17+ RoHS Compliant ANRIC ELECTRONICS CO.,LTD. HMHA281R2V STOCK 42900 2016+ standard package with RoHS MAINtron Electronics Co.,Ltd.
HMHA281R2_F132	Isolators	Optoisolators - Transistor, Photovoltaic Output	Optoisolator Transistor Output 3750Vrms 1 Channel 4-Mini-Flat
HMHA281R2_F132 Fairchild 242350 1538+ OPTOCOUPLER 4-MFP Alphatek Technology Limited HMHA281R2_F132 Fairchild 242350 1538+ OPTOCOUPLER 4-MFP Alphatek Technology Limited HMHA281R2_F132 Fairchild 888000 NEW RoHS OPTOCOUPLER 4-MFP FindCores Electronics Inc. HMHA281R2_F132 NEW 98610 2016+ Original package well Renxim Technology Limited. sales@renxim.com
HMHA281R2V	Isolators	Optoisolators - Transistor, Photovoltaic Output	Optoisolator Transistor Output 3750Vrms 1 Channel 4-Mini-Flat
HMHA281R2V 897465 13+ Fengyangxin Technology ( HK ) Co.,Ltd HMHA281R2V FAIRCHIL 13800 14-15+ SOP4 Nego IC Co.Doris@negoic.com HMHA281R2V Semiconductor 31505 16/17+ RoHS Compliant ANRIC ELECTRONICS CO.,LTD. HMHA281R2V STOCK 42900 2016+ standard package with RoHS MAINtron Electronics Co.,Ltd.
HMHA281R3	Isolators	Optoisolators - Transistor, Photovoltaic Output	Optoisolator Transistor Output 3750Vrms 1 Channel 4-Mini-Flat
HMHA281R3 98765 2016 Original&New&Rhos Hong Da Electronics Co.LTDbrenda@hongda-ic.com HMHA281R3 98765 2016 Original&New&Rhos Hong Da Electronics Co.LTDbrenda@hongda-ic.com HMHA281R3 ORIGINAL 55000 2011+ New & Original parts Lei Li Electronics Co.,LtdBenny@leili-ic.com HMHA281R3 ROHSPb 81054 12+ Originalnew IC INTERNATIONAL TRADING CO.jennifer@ic-international.hk HMHA281R3V 98765 2016 Original&New&Rhos Hong Da Electronics Co.LTDbrenda@hongda-ic.com HMHA281R3V N/A 89500 2016 RohsAndNew European Union IC Industry Co.linda@ic-industry38.com HMHA281R3V ORIGINAL 55000 2009+ New & Original parts Lei Li Electronics Co.,LtdBenny@leili-ic.com HMHA281R3V ORIGINAL 55000 2009+ New & Original parts Lei Li Electronics Co.,LtdBenny@leili-ic.com
HMHA281R3V	Isolators	Optoisolators - Transistor, Photovoltaic Output	Optoisolator Transistor Output 3750Vrms 1 Channel 4-Mini-Flat
HMHA281R3V 98765 2016 Original&New&Rhos Hong Da Electronics Co.LTDbrenda@hongda-ic.com HMHA281R3V N/A 89500 2016 RohsAndNew European Union IC Industry Co.linda@ic-industry38.com HMHA281R3V ORIGINAL 55000 2009+ New & Original parts Lei Li Electronics Co.,LtdBenny@leili-ic.com HMHA281R3V ORIGINAL 55000 2009+ New & Original parts Lei Li Electronics Co.,LtdBenny@leili-ic.com
HMHA281R4	Isolators	Optoisolators - Transistor, Photovoltaic Output	Optoisolator Transistor Output 3750Vrms 1 Channel 4-Mini-Flat
HMHA281R4 98765 2016 Original&New&Rhos Hong Da Electronics Co.LTDbrenda@hongda-ic.com HMHA281R4 FAIRCHILD 10000 2013+ 2013+ World Link Parts components Dev.ltd-ORIGINAL ONLYsales@wlparts.com HMHA281R4 N/A 89500 2016 RohsAndNew European Union IC Industry Co.linda@ic-industry38.com HMHA281R4 ROHSPb 81054 12+ Originalnew IC INTERNATIONAL TRADING CO.jennifer@ic-international.hk HMHA281R4V FAIRCHILD 10000 16+ HALFPITCHMINI-FLATPACKAGE4-PINOPT Fantastic Technologies limited.info@fantastic-ele.com HMHA281R4V N/A 89500 2016 RohsAndNew European Union IC Industry Co.linda@ic-industry38.com HMHA281R4V ORIGINAL 55000 2009+ New & Original parts Lei Li Electronics Co.,LtdBenny@leili-ic.com HMHA281R4V ROHSPb 81054 12+ Originalnew IC INTERNATIONAL TRADING CO.jennifer@ic-international.hk
HMHA281R4V	Isolators	Optoisolators - Transistor, Photovoltaic Output	Optoisolator Transistor Output 3750Vrms 1 Channel 4-Mini-Flat
HMHA281R4V FAIRCHILD 10000 16+ HALFPITCHMINI-FLATPACKAGE4-PINOPT Fantastic Technologies limited.info@fantastic-ele.com HMHA281R4V N/A 89500 2016 RohsAndNew European Union IC Industry Co.linda@ic-industry38.com HMHA281R4V ORIGINAL 55000 2009+ New & Original parts Lei Li Electronics Co.,LtdBenny@leili-ic.com HMHA281R4V ROHSPb 81054 12+ Originalnew IC INTERNATIONAL TRADING CO.jennifer@ic-international.hk
HMHA281V	Isolators	Optoisolators - Transistor, Photovoltaic Output	Optoisolator Transistor Output 3750Vrms 1 Channel 4-Mini-Flat
HMHA281V FAIRCHILD 10000 2013+ 2013+ World Link Parts components Dev.ltd-ORIGINAL ONLYsales@wlparts.com HMHA281V FAIRCHILD 10000 16+ HALFPITCHMINI-FLATPACKAGE4-PINOPT Fantastic Technologies limited.info@fantastic-ele.com HMHA281V ORIGINAL 55000 2011+ New & Original parts Lei Li Electronics Co.,LtdBenny@leili-ic.com HMHA281V ROHSPb 81054 12+ Originalnew IC INTERNATIONAL TRADING CO.jennifer@ic-international.hk