View bta204x-800c isc datasheet:

isc Triacs BTA204X-800C FEATURES ·With TO-220F package ·Glass passivated triacs in a plastic envelope, for use in Applications requiring high bidirectional transient and blocking voltage capability and high thermal cycling performance.Typical applications include motor control, industrial and domestic lighting,heating and static switching. ·Minimum Lot-to-Lot variations for robust device performance and reliable operation ABSOLUTE MAXIMUM RATINGS(Ta=25℃) SYMBOL PARAMETER MIN UNIT V Repetitive peak off-state voltage 800 V DRM V Repetitive peak off-state voltage 800 V RRM I RMS on-state current (full sine wave) 4 A T(RMS) I 25 A TSM Non-repetitive peak on-state current t =20ms p P Peak gate power dissipation 5 W GM P Average gate power dissipation 0.5 W G(AV)