Seoul Semiconductor STW8Q14C-V5J15-(FMC)

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.

a count of all of the component leads (or pins)

the angle at which a display can be viewed with acceptable visual performance.

the voltage drop across the diode if the voltage at the cathode is more positive than the voltage at the anode