Power Transistors - Vos = 60V 2N297 A (GERMANIUM) L=5A 2N297A JAN AVAILABLE Pp = 85W PNP germanium power transistors for military and industrial power switching and amplifier applications. CASE 11 Operating temperature range and collector dissipation (10-3) rating exceeds military specifications. MAXIMUM RATINGS Rating Symbol Value Unit Collector-Base Voltage Vog 60 Vde Collector-Emitter Voltage Vorp 50 Vde Collector-Emitter Voltage Voro 40 Vde Emitter-Base Voltage Ves 40 Vde Emitter Current Ih 5 Amp Operating Temperature Range T; 65 to +110 c Collector Dissipation at 25C Pp 85 Watts Case Temperature (jg 21 C/W max) POWER-TEMPERATURE DERATING CURVE 100 _ a wo o oO Pp Power Dissipation (Watts) we Oo 0 20 40 60 80 100.0110 Tq, Case Temperature Cc) 7-28