NTE345 Silicon NPN Transistor RF Power Amp, Driver Description: The NTE345 is a silicon NPN transistor in a T72H type package designed primarily for use in 13.6V largesignal amplifier applications in industrial and commercial FM equipment operating to 175MHz. This device is ideally suited for marine radio applications. Features: Specified 13.6V, 160MHz Characteristics: Output Power = 30W Minimum Gain = 9dB Efficiency = 60% Absolute Maximum Ratings: CollectorEmitter Voltage, V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 18V CEO CollectorBase Voltage, V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 36V CBO EmitterBase Voltage, V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 4V EBO Continuous Collector Current, I . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5A C Total Device Dissipation (T = +25C), P . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65W C D Derate Above 25C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 0.37W/C Operating Junction Temperature Range, T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65 to +200C J Storage Temperature Range, T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 65 to +200C stg Electrical Characteristics: (T = +25C unless otherwise specified) C Parameter Symbol Test Conditions Min Typ Max Unit OFF Characteristics CollectorEmitter Breakdown Voltage V I = 100mA, I = 0 18 V (BR)CEO C B CollectorBase Breakdown Voltage V I = 15mA, I = 0 36 V (BR)CBO C E EmitterBase Breakdown Voltage V I = 5mA, I = 0 4 V (BR)EBO E C ON Characteristics DC Current Gain h I = 1A, V = 5V 5 FE C CE Dynamic Characteristics Output Capacitance C V = 15V, I = 0, f = 0.1 to 1MHz 110 130 pF ob CB E Functional Tests (V = 13.6V unless otherwise specified) CC CommonEmitter Amplifier G P = 30W, f = 160MHz 9 10 dB PE out Power Gain Collector Efficiency P = 30W, f = 160MHz 60 % out1.040 (26.4) Max .520 (13.2) C .230 EE (5.84) B .385 (9.8) .100 (2.54) Dia .005 (0.15) .168 (4.27) .750 (19.05) 832NC3A Wrench Flat