AF379 SIEMENS | Alldatasheet
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25C D MM 8235605 OOO408S 2 MMESIEG © 7-3/- 07 t PNP Germanium RF Transistor AF 379 ; i SIEMENS AKTIENGESELLSCHAF ——— ; t for large signal applications up to 900 MHz i AF 379 is a PNP germanium planar RF transistor in 50 B 3 DIN 41867 plastic package : similar to TO 119, The transistor is particularly intended for non-regulated input stages of i low cross modulation for use in TV tuners. . Sea, 05 . Type Ordering code 58/20 | z . AF 379 062701-F72 = i as : :
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090.6800 aa : Approx. weight 0.26 g — Dimensionsinmm Maximum ratings : Collector-emitter voltage Veco 13 v : Collector-emitter voltage (Raz $500 9) Veer 20 v ; Emitter-base voltage -Veao 0.3 v : Collector current -Ic 20 mA . Emitter current Ie 20 mA . Junction temperature yj 90 °C Storage temperature range Teg -30 to +76 °C Total power dissipation (TambS45°C)" Prot 100 mw Thermal resistance . Junction to case Rinse | $450 | kw Static characteristics (Tamp = 25°C) Collector-emitter breakdown voltage (-Ic = 500 pA) -Vericeo | >13 v (-Ic = 100 pA; Reg = 500 9) —Verycern | >20 v Emitter-base breakdown voltage (fe = 100 pA) —Viereso | >0.3 Vv Collector cutoff current (-Vea = 20 V) ~Icso <16 BA DCcurrent gain (-Ig = 8 mA; -Voe = 8V) hee 80 (>25) - 1) Heat dissipation via the soldered joint of the built-in collector : : 131 1561 6-02 .
25C D M™ 8235605 OOO4D8L 4 MESIEG : NCeSELL 5 fp) . i SIEMENS AKTIENGESELLSCHAF'2© 94086 AF379°— | T-BhOF - | i Dynamic characteristics (Tamb = 25°C) . Transition frequency of (-Ig = 8 mA; —Vog = 8 V; f= 100 MHz) tr 1250 MHz Output capacitance . (Veg = 8 V; f= 1 MHz) Cob 0.6 pF . Noise figure (-Ig = 2 MA; —Veg = 10 V; f = 200 MHz); Rg = 60 Q) NF 2.5 dB (=Ic = 8 mA; —Vee = 8 V; f = 800 MHz; . Ry = 60) NE 5 dB i Interference voltage") : (-Ig = 8 mA; ~Vog = 8 V; f = 200 MHz; ‘ Ry = 60) Vint % 260 mv Power gain (-Ig = 8 MA; -Vce = 8 V; f = 800 MHz; : Rg = 60.9; A = 2 kA) Gyp 18 dB ‘Transition frequency f;= lc) . . ~Voe=8V - Miz "TT PEE DEES WAL . a innnnn ECC ‘ | , LT . o 2 4 6 8 0 2 ma ek 1) Vint 1% is the rms value of the EMF of @ 100% sine-wave modulated TV carrier with a generator resistance of 60 0 which causes 1% amplitude modulation on the signal carrier. 132 1562 6-03 .