2N1652

2N 1651 thru 2N 1653 (Germanium) 2N2285 thru 2N2287 (Germanium) CASE 161 (TO-41) 2N1651 thru 2N1653 Collector connected to case CASE 3A (TO-3 modified) 2N2285 thru 2N2287 PNP Germanium power transistors designed for high-current switching applications requiring low saturation voltages and fast switching times in addition to good safe operating area. MAXIMUM RATINGS Rating Collector-Emitter Voltage Collector-Sase Voltage Emitter-Sase Voltage Collector Current - Continuous Sase Current - Continuous Total Device DiSSipation@TC =25°C Derate above 25° C Operating and Storage Junction Temperature Range Symbol VCEO VCS VES IC IS PD TJ , Tstg 2N1651 2N1652 2N1653 2N2285 2N2286 2N2287 30 60 80 60 100 120 1.5 - -'25 -- --5.0 106 - -1. 25 - -65 to +110- Unit Vdc, Vdc Vdc Adc Adc Watts wic °c THERMAL CHARACTERISTICS Characteristic Thermal Resistance, Junction to Case Symbol IiJC Max Unit 0.8 °C/W FIGURE 1 - SUSTAINING VOLTAGE TEST CIRCUIT R1 = 1.0 Ohm, 20 Watts RZ =1.5 Ohms, 2.0 Wa...