BFS482 SIEMENS | Alldatasheet

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Semiconductor Group 1 Dec-16-1996 BFS 482 NPN Silicon RF Transistor

  • For low-noise, high-gain broadband amplifiers at collector currents from 1mA to 20mA.
  • fT = 8GHz F = 1.2dB at 900MHz
  • Two (galvanic) internal isolated Transistors in one package ESD : Electrostatic discharge sensitive device, observe handling precaution! Type Marking Ordering Code Pin Configuration Package BFS 482 RGs Q62702-F1573 1/4 = B 2/5 = E 3/6 = C SOT-363 data below is of a single transistor Maximum Ratings Parameter Symbol Values Unit Collector-emitter voltage VCEO 12 V Collector-emitter voltage VCES 20 Collector-base voltage VCBO 20 Emitter-base voltage VEBO 2 Collector current IC 35 mA Base current IB 4 Total power dissipation TS ≤ 81 °C Ptot 250 mW Junction temperature Tj 150 °C Ambient temperature TA - 65 ... + 150 Storage temperature Tstg - 65 ... + 150 Thermal Resistance Junction - soldering point 1) R thJS ≤ 275 K/W 1) TS is measured on the collector lead at the soldering point to the pcb.

Semiconductor Group 2 Dec-16-1996 BFS 482 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 12 - - V Collector-emitter cutoff current VCE = 20 V, VBE = 0 ICES - - 100 µA Collector-base cutoff current VCB = 10 V, IE = 0 ICBO - - 100 nA Emitter-base cutoff current VEB = 1 V, IC = 0 IEBO - - 1 µA DC current gain IC = 10 mA, VCE = 8 V hFE 50 100 200

Semiconductor Group 3 Dec-16-1996 BFS 482 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 6 8 - GHz Collector-base capacitance VCB = 10 V, f = 1 MHz C cb - 0.3 0.45 pF Collector-emitter capacitance VCE = 10 V, f = 1 MHz C ce - 0.12 - Emitter-base capacitance VEB = 0.5 V, f = 1 MHz C eb - 0.65 - Noise figure IC = 3 mA, VCE = 8 V, ZS = ZSopt f = 900 MHz f = 1.8 MHz F 1.9 1.2 dB Power gain 1) IC = 10 mA, VCE = 8 V, f = 900 MHz ZS = ZSopt, ZL = ZLopt G ms - 19.5 - Power gain 2) IC = 10 mA, VCE = 8 V, f = 1.8 GHz ZS = ZSopt, ZL = ZLopt G ma - 13 - Transducer gain IC = 10 mA, VCE = 8 V, ZS =ZL= 50 Ω f = 900 MHz f = 1.8 GHz |S21e|2 15.5 1) G ms = |S21/S12|

Semiconductor Group 4 Dec-16-1996 BFS 482 Total power dissipation Ptot = f (TA*, TS) * Package mounted on epoxy 0 20 40 60 80 100 120 °C 150 TA ,TS 100 150 200 mW 300 Ptot TS TA Permissible Pulse Load R thJS = f (tp) s 1 10 2 10 3 10 K/W R thJS D = 0 0.005 0.01 0.02 0.05 0.1 0.2 0.5 Permissible Pulse Load Ptotmax/PtotDC = f (tp) s tp 0 10 1 10 2 10 - Ptotmax/PtotDC D = 0 0.005 0.01 0.02 0.05 0.1 0.2 0.5

Semiconductor Group 5 Dec-16-1996 BFS 482 Collector-base capacitance C cb = f (VCB ) VBE = vbe = 0, f = 1MHz 0 4 8 12 16 V 24 V R 0.00 0.05 0.10 0.15 0.20 0.25 0.30 0.35 0.40 pF 0.50 C cb Transition frequency fT = f (IC ) VCE = Parameter 0 5 10 15 20 25 30 35 mA 45 IC 0.0 1.0 2.0 3.0 4.0 5.0 6.0 GHz 8.0 fT 0.7V Power Gain G ma , Gms = f(IC ) f = 0.9GHz VCE = Parameter 0 5 10 15 20 25 30 35 mA 45 IC dB G 10V 0.7V Power Gain G ma , Gms = f(IC ) f = 1.8GHz VCE = Parameter 0 5 10 15 20 25 30 35 mA 45 IC dB G 0.7V

Semiconductor Group 6 Dec-16-1996 BFS 482 Power Gain G ma , G ms = f(VCE ):_____ f = Parameter 0 1 2 3 4 5 6 7 8 V 10 V CE dB G 0.9GHz 1.8GHz 0.9GHz 1.8GHz IC=10mA Intermodulation Intercept Point IP3=f(IC ) (3rd order, Output, ZS=ZL=50Ω ) VCE = Parameter, f = 900MHz 0 4 8 12 16 20 mA 28 IC dBm IP3 Power Gain G ma , G ms = f(f) VCE = Parameter f dB G 0.7V IC =10mA Power Gain |S21|2= f(f) VCE = Parameter f dB S21 0.7V IC =10mA