Global Standards for the Microelectronics Industry
off state (1) (of a thyristor)
The state of a thyristor, in a quadrant in which switching can occur, that corresponds to the portion of the characteristic between the origin and the breakover point.
(2) (of a thyristor surge protective device): The state of a thyristor surge protective device, in a quadrant in which switching can occur, that corresponds to the high dynamic-resistance portion of the characteristic between the origin and the beginning of the breakdown region.
References:
JESD77-B, 2/00
JESD77-B, 2/00