The DCR3990A52 is a Phase Control Thyris in a A package. Key specifications include: VDRM(V): 5200, VRRM(V): 5200, IT (AV) at TC= 60?XC (A): 3990, ITSM at Tvj VR = 0 (kA): 53.4, dV/dt (V/?gs): 2000. Contact us for availability and pricing.