BD650 BD652 BD644 BD646 BD648 BD650 BD652 BD644 BD646 BD648 BD650 BD652 BD644 BD646 BD648 BD650 BD652 Value Unit -IB Base Current 150 mA PT Power Dissipation @ Tmb < 25° 62.5 Watts TJ Junction Temperature 150 °C -65 to +150 www.DataSheet.net/ Ts Storage Temperature range Limiting v.