The TOSHIBA TLP621, −2 and −4 consists of a photo−transistor optically coupled to a gallium arsenide infrared emitting diode. The TLP621−2 offers two isolated channels in an eight lead plastic DIP, Safety Data Sheets (SDS) Canon maintains a large library of online SDS safety information for its products for easy access. Use the drop-down menus to search for SDS safety information by product or by keyword or phrase. datasheet, datasheet search, datasheets, Datasheet search site for Electronic Components and Semiconductors, integrated circuits, diodes, triacs, semiconductors. OS of the SSM2212 does not need offset trimming in most circuit applications. The SSM2212 SOIC performance and characteristics are guaranteed over the extended temperature range of −40°C to +85°C. The SSM2212 is available in 8-lead SOIC and 16-lead LFCSP packages.