STP3HNK90Z - STF3HNK90Z is an N-channel SuperMESH™ Power MOSFET with a working voltage of 900V, a typical on-resistance of 3.5Ω, and a rated current of 3A. The product has extremely high dv/dt capability, is 100% avalanche tested, minimizes gate charge, and has very low intrinsic capacitances with excellent manufacturing repeatability.