A certain JFET data sheet gives VGS(off) = -4 V. The pinch-off voltage Vp is _____________? December 22, 2018 – by admin A certain JFET data sheet gives VGS(off) = -4 V. The ch-off voltage Vp is _____________? A. +4 V B. -4 V C. dependent on VGS D. data insufficient