Company name

Sumitomo Electric Device Innovations - Sumitomo Electric Group company, is a leading provider of optical and RF solutions. SEDI components and modules serve the telecom, CATV, broadband, and data communications markets. SEDI offers a comprehensive array of transceivers, transmitters, receivers, lasers, photodiodes, and passive components. SEDI also provides a comprehensive line of RF high power wireless solutions. 

The company offers electron devices that include low-noise HEMTs, small signal products, and power GaNs and GaAs; and optical data link products that comprise XFP, SFP+, CFP, and CFP4 optical transceivers. It also provides optical devices, such as client, metro/long haul, and access devices. Sumitomo Electric Device Innovations Inc. has a strategic collaboration II-VI Incorporated. Sumitomo Electric Device Innovations, Inc. was formerly known as Eudyna Devices Inc.  The company was founded in 2004 and is based in Yokohama, Japan with business offices in Yamanashi, Japan. 


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Optical Devices


10Gbps application

100Gbps application

Metro / Long Haul devices

Tunable laser for coherent transmission

Access devices

PON and CPRI application


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RF products




Small Signal

Small Signal GaAs FETs

Power GaAs

Power Amplifier MMICs (Packages)

Power Amplifier MMICs (Die)

Low Noise Amplifier MMICs

Multiplier MMICs

Internally Matched High Power GaAs FETs

High Power GaAs FETs

GaAs FETs (Die)

Power GaN

GaN HEMTs for Radio Link and SATCOM

GaN HEMTs for Base Station

GaN HEMTs for Radar

GaN HEMTs for General Purpose


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