Q6035NAH5 35A Alternistor TRIAC Littelfuse Q6035NAH5 35A Alternistor TRIAC is a bi-directional solid-state switch that operates in Quadrants I and III triggered from the AC line. This TRIAC features 600V voltage and 350A surge capability at 60Hz half cycle. The Q6035NAH5 TRIAC also features a 2500VRMS L-package isolation rating, glass passivated junctions, 0.5W average gate power dissipation, and 35A RMS on-state current (full sine wave).