Conditioning unit: 500. Function: Reverse Blocking Thyristor. Igt (max): 0.5mA. Igt (Type): 0.2mA. Ih (max): 5mA. IT(AV): 2.55A. IT(RSM) (TC=85°C): 4A. It's M: 25A. Marking on the case: CR106-8G. Number of terminals: 3. RoHS: yes. Spec info: 50Hz-Thyr.. Assembly/installation: PCB through-hole mounting. Housing: TO-126 (TO-225, SOT-32). Housing (according to data sheet): TO-225AA. Operating temperature: -40...+110°C. VDRM: 600V