STMicroelectronics BTA41-600B Thyristor Triac 600v 40A Package of 4 Pieces per Order Use this triac BTA41-600BRG thyristor manufactured from STMicroelectronics as a bistable switch in your circuit. This device has a surge current rating of 420 A. In order to ensure parts aren't damaged by bulk packaging, this product comes in tube packaging to add a little more protection by storing the loose parts in an outer tube. Its repetitive peak forward blocking voltage is 600 V, while its repetitive peak reverse voltage is 600 V. This SCR thyristor has an operating temperature range of -40 C to 125 C. Manufacturer STMicroelectronics TRIACs TRIAC 600V 420A 3-Pin(3+Tab) TOP Insulated Tube Specifications Maximum Rate of Rise of Off-State Voltage (V/us) 500(Min) Maximum Rate of Rise of On-State Current (A/us) 50 Maximum Gate Trigger Voltage (V) 1.3 Maximum Gate Trigger Current (mA) 100 Surge Current Rating (A) 420 Maximum Holding Current (mA) 80 Repetitive Peak Reverse Voltage (V) 600 Peak On-State Voltage (V) 1.55@60A Repetitive Peak Forward Blocking Voltage (V) 600 Repetitive Peak Off-State Current (mA) 0.005 AC Switch No Minimum Operating Temperature (C) -40 Maximum Operating Temperature (C) 125 Packaging Tube Mounting Through Hole Package Height (mm) 12.85(Max) Package Length (mm) 15.5(Max) Package Width (mm) 4.6(Max) PCB changed 3 Tab Tab Standard Package Name TOP Supplier Package TOP Insulated Pin Count 3