Symbol IT(RMS) V DRM/VRRM IGT (Q ) 1 Value 8 600 and 800 5 to 50 Unit A V mA A1 A2 G A2 A2 A2 G A1 A2 A1 G DPAK (T8-B) A2 D2PAK (T8-G) DESCRIPTION Available either in through-hole or surface-mount packages, the BTA/BTB08 and T8 triac series is suitable for general purpose AC switching. They.