BF505 SIEMENS | Alldatasheet
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- 25C D MM 8235605 OOO4SOT & MMSIEG |. 7-5/2 . NPN Silicon RF Transistor BF 505 i SIEMENS AKTIENGESELLSCHAF : 94509 = 0 | BF 505 is an NPN silicon planar RF transistor in TO 92 plastic package (10 A 3 DIN 41868). i The transistor is particularly intended for use in VHF amplifiers in common emitter confi- ; guratin, VHF mixers and VHF/UHF oscillators. i 25x. BE | Oge04 c i Type Ordering code 8 ; BF 505 | 062702-F573 cf J Ss i Ay 52 a Slay i t Approx. weight 0,25 g Dimensions in mm i Maximum ratings (Tamb = 25°C) ; Collector-emitter voltage Veo 25 v i Collector-base voltage Vego 30 Vv 4 Emitter-base voltage Veso 3 v ; Collector current Io 20 | mA i Collector peak current Tow 50 mA : Base current Ig 5 mA Junction temperature Tj 150 °c Storage temperature range Tstg -55 to+150 | °C : Total power dissipation Prot 500 mw Thermal resistance . ~ Junction to ambient air Ria | $250 | Kw : . i ce - . 555 1932 £-09 . tee ;
i 25C D MM 8235605 OOO4S1O 2 MMSIEG *. WaFH~-U NPN Silicon RF Transistor BF 505 Static characteristics (Tam = 25°C) : Collector cutoff current . . (Vepo = 25 V) Tcao $100 nA Collector-emitter breakdown voltage Ug = 1 mA) Veryceo | 226 v Collector-base breakdown voltage (Ig = 10 pA) Veericao | 230 v . Emitter-base breakdown voltage - . (Ug = 10 pA) Verso | #3 Vv DC current gain zs {cg = 1 mA; Veg = 10 V) re 230 - ; lig = 5 mA: Vee = 10) bre 240 - : Base-emitter voltage Uc = 6 mA; Veg = 10 V) Vee $0.95 v Collector-emitter saturation voltage Uc = 5 mA; Ig = 0.5 mA) Veesat $0.6 v Dynamic characteristics (Tamp = 25°C) Transition frequency ' Ag = 5 MA; Veg = 10 V; f= 100 MHz) fr 2750 MHz 1 Noise figure . Uc = 3 mA; Veg = 10 V; f = 200 MHz; Rg = 60 Q) NF 3 dB ‘ Collector-base capacitance (f= 1 MHz; Vea = 10 V; Vee = OV)? Coe $0.6 pF Collector-emitter capacitance (f= 1 MHz; Veg = 10 V; Vag = OV)") Cce S14 pF 1) Third terminal at screening potential 556 - . a4 - 1933 E-10 .