BF775A SIEMENS | Alldatasheet

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Semiconductor Group 1 Dec-12-1996 BF 775A NPN Silicon RF Transistor

  • Especially suitable for amplifiers and TV-sat tuners ESD : Electrostatic discharge sensitive device, observe handling precaution! Type Marking Ordering Code Pin Configuration Package BF 775A LGs Q62702-F1250 1 = B 2 = E 3 = C SOT-23 Maximum Ratings Parameter Symbol Values Unit Collector-emitter voltage VCEO 16 V Collector-emitter voltage VCES 25 Collector-base voltage VCBO 25 Emitter-base voltage VEBO 2 Collector current IC 30 mA Base current IB 4 Total power dissipation TS ≤ 59 °C Ptot 280 mW Junction temperature Tj 150 °C Ambient temperature TA - 65 ... + 150 Storage temperature Tstg - 65 ... + 150 Thermal Resistance Junction - soldering point 1) R thJS ≤ 325 K/W 1) TS is measured on the collector lead at the soldering point to the pcb.

Semiconductor Group 2 Dec-12-1996 BF 775A Electrical Characteristics at TA = 25°C, unless otherwise specified. Parameter Symbol Values Unit min. typ. max. DC Characteristics Collector-emitter breakdown voltage IC = 1 mA, IB = 0 V(BR)CEO 16 - - V Collector-emitter cutoff current VCE = 25 V, VBE = 0 ICES - - 100 µA Collector-base cutoff current VCB = 10 V, IE = 0 ICBO - - 100 nA Emitter-base cutoff current VEB = 2 V, IC = 0 IEBO - - 10 µA DC current gain IC = 15 mA, VCE = 8 V hFE 50 120 200

Semiconductor Group 3 Dec-12-1996 BF 775A Electrical Characteristics at TA = 25°C, unless otherwise specified. Parameter Symbol Values Unit min. typ. max. AC Characteristics Transition frequency IC = 15 mA, VCE = 8 V, f = 500 MHz fT 4.5 5.8 - GHz Collector-base capacitance VCB = 10 V, f = 1 MHz C cb - 0.39 0.6 pF Collector-emitter capacitance VCE = 10 V, f = 1 MHz C ce - 0.19 - Emitter-base capacitance VEB = 0.5 V, f = 1 MHz C eb - 0.9 - Noise figure IC = 5 mA, VCE = 8 V, ZS = ZSopt f = 900 MHz f = 1.8 GHz F 2.2 1.45 dB Power gain 2) IC = 15 mA, VCE = 8 V, ZS = ZSopt ZL = ZLopt f = 900 MHz f = 1.8 GHz G ma 10.5 Transducer gain IC = 15 mA, VCE = 8 V, ZS =ZL= 50 Ω f = 900 MHz f = 1.8 GHz |S21e|2 7.5