ROHM Co., Ltd. manufactures and sells electronic components worldwide.

It operates through three segments: ICs, Discrete Semiconductor Devices, and Modules.

The company provides ICs comprising memory, amplifiers and linear, power management, clocks and timers, switches and multiplexers, logic, data converters, sensors and MEMS, display drivers, motor/actuator drivers, interfaces, communication and speech synthesis LSI, audio and video, and microcontrollers.

It also offers discrete semiconductor products include MOSFETs, bipolar transistors, and diodes; power devices, including power transistors and diodes, SiC power devices, IGBT, and IPM; passive devices, such as resistors, and conductive polymer and tantalum capacitors; modules, including wireless communication modules, wireless charger modules, and print heads; and opto devices comprising LEDs, LED displays, laser diodes, and optical sensors.

In addition, the company provides commercial products, such as chipsets; and foundry services, including thin-film piezoelectric MEMS, wafers, and WL-CSP.

Further, it offers light-emitting diodes; and power and optical modules.

The company's products are used in industry, automotive, consumer electronics, and consumer electronics applications.

ROHM Co., Ltd. has strategic partnerships with Geely Automobile Group Co., Ltd. to develop advanced technologies in the automotive field; and Delta Electronics, Inc. to develop and produce gallium nitride power devices.

The company was formerly known as Toyo Electronics Industry Corporation and changed its name to ROHM Co., Ltd. in 1981.

ROHM Co., Ltd. was incorporated in 1940 and is headquartered in Kyoto, Japan.