CY39C031WQN-G-331-JNEFE1
28-WFQFN Exposed Pad
38501312-CY39C031WQN-G-331-JNEFE1
IC REG TRPL BUCK/LNR SYNC 28QFN
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.
Current rating is the maximum current that a fuse will carry for an indefinite period without too much deterioration of the fuse element.