2N4223 2N4224 MAXIMUM RATINGS Rating Drain-Source Voltage Drain-Gate Voltage Gate-Source Voltage Drain Current @Total Device Dissipation TA = 25°C Derate above 25°C Operating and Junction Temperature Range Storage Temperature Range Symbol vDs vdg vgs 'd Pd Tj Tstg Value 30 30 -30 20 300 2.0 -65 to +175 -65 to +175 Unit Vdc Vdc Vdc mAdc mW mW/°C °C °C CASE 20-03, STYLE 3 TO-72 (TO-206AF) JFET VHF AMPLIFIER N-CHANNEL DEPLETION ELECTRICAL CHARACTERISTICS (TA = 25°C unless otherwise n.