What is the fine-grained topic of the following text: Vishay Intertechnology, Inc., a Fortune 1000 Company listed on the NYSE (VSH), is one of the world’s largest manufacturers of discrete semiconductors (diodes, MOSFETs, and infrared optoelectronics) and passive electronic components (resistors, inductors, and capacitors). Only return the topic.
Vishay Intertechnology, Inc. as a manufacturer of electronic components