NTE15 Silicon NPN Transistor VHF Amp, Mixer, Oscillator, UHF OSC Features: High Transition Frequency: f = 1.1GHz T Low Base Resistance and High Gain Excellent Noise Characteristics Applications: VHF Mixers and Oscillators UHF Oscillators Absolute Maximum Ratings: (T = +25C unless otherwise specified) A CollectorBase Voltage, V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30V CBO CollectorEmitter Voltage, V . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 19V CEO EmitterBase Voltage, V 4V. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . EBO Collector Current, I 50mA. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C Collector Dissipation, P 300mW. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C Junction Temperature, T +125. . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . C J Storage Temperature Range, T . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55 to +125C stg Electrical Characteristics: (T = +25C unless otherwise specified) A Parameter Symbol Test Conditions Min Typ Max Unit CollectorEmitter Breakdown Voltage V I = 1mA 19 V (BR)CEO C CollectorBase Breakdown Voltage V I = 50 A 30 V (BR)CBO C EmitterBase Breakdown Voltage V I = 50 A 5 V (BR)EBO E Collector Cutoff Current I V = 20V 0.5 A CBO CB Emitter Cutoff Current I V = 3V 0.5 A EBO EB DC Current Gain h V = 10V, I = 5mA 39 FE CE C Collector Saturation Voltage V I = 10mA, I = 1mA 0.1 V CE(sat) C B Transition Frequency f V = 5V, I = 10mA 600 1100 MHz T CE E Output Capacitance C V = 10V, f = 1MHz 1.2 1.5 pF ob CB CollectorBase Time Constant C I = 10mA, V = 5V, 10 15 pS dbb C CB f = 31.8MHz.102 .280 (7.11) (2.6) .185 (4.7) EC B .100 (2.54) .138 (3.5) .051 (1.29) .022 (0.55)