Sumida Corporation

Sumida Corporation is a global enterprise specializing in the design, production, and distribution of electronic components and modules. These products cater to a wide range of sectors including consumer electronics, the automotive industry, and industrial applications, with a market reach extending across Japan, the rest of Asia, Europe, and both North and South America. Its diverse product portfolio encompasses various types of inductors, such as power inductors and intermediate frequency (IF) inductors. These include surface-mount technology (SMT) and through-hole configurations, low-pass filter (LPF) coils designed for digital amplifiers, and radio frequency (RF) chip inductors. The company also supplies power transformers, available in surface-mount, through-hole, and Power-over-Ethernet (PoE) variants, alongside switching mode power supplies, reactors, and coils for wireless power transfer. Furthermore, Sumida provides signal magnetic components, which include RF/communication devices, RFID tags, and various antennas. Their electromagnetic compatibility (EMC) coil offerings consist of AC and DC power line coils, along with normal and common mode chokes. Additionally, they manufacture sensors and actuators like rotor position sensors, ABS coils, and solenoid coils. For the automotive sector, Sumida develops a range of specialized modules, such as xenon ignitors, choke modules for inverters, various module components, component carriers, and power conversion modules. The company's capabilities also extend to ceramic-based passive components, electronic manufacturing services (EMS), and flexible flat cables. Moreover, they produce critical components for medical equipment, including network isolation transformers and other isolation transformers. Founded in 1956 and headquartered in Tokyo, Japan, the entity previously operated as Sumida Electric Co., Ltd before officially adopting the name Sumida Corporation in June 2000.