NTE311 Silicon NPN Transistor Frequency Multiplier, Driver, VHF/UHF Absolute Maximum Ratings: Collector–Emitter Voltage, VCEO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 30V Collectore–Base Voltage, VCBO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 55V Emitter–Base Voltage, VEBO . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 3.5V Continuous Collector Current, IC . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 400mA Total Device Dissipation (TC = +25°C), PD . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 5W Derate Above 25°C . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . 28.6mW/°C Storage Temperature Range, Tstg . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . . –65° to +200°C Electrical Characteristics: (TA = +25°C unless otherwise specified) Parameter Symbol Test Conditions Min Typ Max Unit OFF Characteristics Collector–Emitter Breakdown Voltage VCER(sus) IC = 5mA, RBE = 10Ω 55 – – V Collector–Emitter Sustaining Voltage VCEO(sus) IC = 5mA, IB = 0 30 – – V Emitter–Base Breakdown Voltage V(BR)EBO IF = 100µA, IC = 0 3.5 – – V ICEO VCE = 28V, IB = 0 –– – 0.02 mA ICEX VCE = 30V, VBE = –1.5V, TC = +200°C – – 5.0 mA VCE = 55V, VBE = –1.5V – – 0.1 mA IEBO VBE = 3.5V, IC = 0 – – 0.1 mA hFE IC = 50mA, VCE = 5V 25 – 200 – IC = 100mA, IB = 20mAQ – – 1.0 V 800 – – MHz Collector Cutoff Current Emitter Cutoff Current ON Characteristics DC Current Gain Collector–Emitter Saturation Voltage VCE(sat) Small–Signal Characteristics Current–Gain Bandwidth Product Output Capacitance fT IC = 50mA, VCE = 15V, f = 200MHz Cobo VCB = 28V, IE = 0, f = 1MHz – – 3.0 pF Gpe VCC = 28V, POUT = 1W, f = 400MHz 10 – – dB h VCC = 20V, POUT = 1W, f = 400MHz 45 – – % Functional Test Amplifier Power Gain Collector Efficiency .370 (9.39) Dia Max .355 (9.03) Dia Max .260 (6.6) Max .500 (12.7) Min .018 (0.45) Base Emitter Collector/Case 45° .031 (.793)