Triacs non isolated nxp bt139 600 standard plastic passivated triac 16a rms on state current 155a peak non repetitive surge current 600v peak repetitive off state voltage 0 7v gate trigger voltage 22ma gate trigger current 6ma holding current to 220ab package intended for use in applications requiring high bidirectional transient and blocking voltage capability high thermal cycling performance typical applications include motor control industrial and domestic lighting heating and