Power Transistors 2N2075 thru 2N2082 (GERMANIUM) 2N2075A thru 2N2082A 2N2079A JAN AVAILABLE Vce = 40-80V le =I15A Pp = 170W PNP germanium power transistors for high-power CASE 5 applications in high-reliability equipment. (TO-36) MAXIMUM RATINGS Rating Symbol | Zyzoaz | awzosi | 2wzoso | 2nznrs | Unit Colector-Emitter Voltage Voro 25 45 55 65 Vde Colector-Emitter Voltage Vors 40 50 70 80 Vde Collector-Base Voltage Vop 40 50 70 80 Vde Emitter-Base Voltage Ves 20 25 35 40 Vde Collector Current To <= 15 wm Adc Total Device Dissipation @ To = 25C Pp at 170 Watts Operating Junction Temperature Range Ty - -65 to +110 THERMAL CHARACTERISTICS Characteristic Symbol Max Unit Thermal Resistance, Junction to Case 970 0.5 C/W 175 = 150 Z 125 = 100 factor. 3 z 75 that: 8 5 = 50 g 2 25 0 0 10 20 30 40 50 60 70 80 90 100 110 Tc, CASE TEMPERATURE (C) 7-75 allowable Pp = 110 Te 0.5 POWER-TEMPERATURE BERATING CURVE The maximum average power is related to maxi- mum junction temperature by the thermal resistance This curve has a value of 170 Watts at case tem- peratures of 25C and is 0 Watts at 110C with a linear relation between the two temperatures such