释义 |
dark current
dark currentn. Unwanted current or signal in a photodetector in the absence of incident light, resulting from thermally excited electrons or leakage of current along the current path.dark current n (Electrical Engineering) the residual current produced by a photoelectric device when not illuminated Translationsdark current
dark current[′därk ‚kər·ənt] (electronics) electrode dark current dark currentThe current that flows in a photodetector when it is not receiving any light. It may increase as the temperature rises. |