Littelfuse QVxx16xHx 16A High-Temperature Alternistor TRIACs offer high performance in applications requiring high commutation capability. These TRIACs feature 150°C high junction temperature, 600V voltage capability, up to 1000V/μs high dv/dt, and surge capability of 200A at 60Hz half cycle. The QVxx16xHx TRIACs are available in TO-220AB, TO-220 isolated, and TO-263 packages. These TRIACs are RoHS compliant and recognized to UL 1557 as an electrically isolated semiconductor devices. Typical applications include heater control, motor speed control, lighting controls, static switching relays, and AC solid-state relays.