Symbol VDRM/ VRRM IT(RMS) IGT Value 600 4 ≤200 1 2 3 TO-220B Non-Insulated 123 TO-251 Unit V A(2) K(1) A G(3) μA ABSOLUTE MAXIMUM RATINGS Parameter Storage junction temperature range Operating junction temperature range Repetitive peak off-state voltage Repetitive peak reverse voltage TO-12.