MCM2012B121GBEDG
0805 (2012 Metric), 4 PC Pad
69479431-MCM2012B121GBEDG
CMF 2012 120OHM 400MA 2LN SMD
The DC Voltage ratings are the AC voltage values times 1.41 (usually rounded).
Semiconductor package is a carrier / shell used to contain and cover one or more semiconductor components or integrated circuits. The material of the shell can be metal, plastic, glass or ceramic.
The operating temperature is the range of ambient temperature within which a power supply, or any other electrical equipment, operate in. This ranges from a minimum operating temperature, to a peak or maximum operating temperature, outside which, the power supply may fail.
Parts can have many statuses as they progress through the configuration, analysis, review, and approval stages.