The
SEMITEC Corporation was established 1958 in Tokyo, Japan. The company offers a bright range of products in their portfolio: thermistors (NTC), thermistor sensors, power thermistors, infrared sensors, thermopiles, surge absorber (VRD + Zenamiv MOV) and their world wide well-known and high quality current regulative diodes (CRD).
SEMITEC brand CRDs have been considered top class regarding their high reliability.
http://www.semitec.co.jp/english/
The
Eris Technology Corporation was established 1995 in Taiwan.
The company is an ISO/TS 16949 certified original design manufacturer
providing a variety of support services to design, manufacturing, and
after-marketing services for diode products. Eris constantly focuses on
the innovation of R&D, providing high quality and good value
products with competitive prices and excellent services.
Their product portfolio includes Schottky-, Zener- & TVS-Diodes, Bridge Rectifiers, inked Wavers, ...
http://www.eris.com.tw/
Nisshinbo Micro Device Inc. is a high performance analog
semiconductor company headquartered in Tokio, Japan. The company is focused on development and production of high quality
OPAmps, Power Management IC, audio and RF device. Using bipolar, CMOS and BCD technology
Nisshinbo provides a wide range of products for consumer as well for
industrial and automotive application.
Using own factories and
technology they can commit for long term supply and also customer made
device with high quality standards.
https://www.nisshinbo-microdevices.co.jp/en/
ProTek Devices, based in Tempe, Arizona USA, is a manufacturer of
Transient Voltage Suppression (TVS) products designed specifically for
the protection of electronic systems from the destructive effects of
lightning, electrostatic discharge (ESD), EMI/RFI and inductive
switching.
With over 25 years of engineering and manufacturing
experience, ProTek offers application specific protection solutions for
any type of electronic equipment or system.
http://www.protekdevices.com
SG Micro Corp specializes in high performance, high quality analog IC design, marketing and sales. SG Micro's products have been widely used in cell phone, television, DVD player, digital camera, notebook computer, consumer electronics, automobile electronics, industrial automation, medical device, LCD display, etc.
SG Micro's experienced analog IC design team is the key to company's success. The multinational design team consists of analog IC design experts with 20+ years of experience in IC design, layout, process, assembly, test and quality control. SG Micro's design expertise and continuous investments in R&D assure the performance and quality of its products match or exceed those of the world's top analog IC suppliers.
http://www.sg-micro.com/