BFX55 SIEMENS | Alldatasheet

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—y- So —— . esc - D M@@ 4235605 0004737 6 MMSIEG 31-23 : NPN Silicon Transistor for VHF Output Stages BFX 55 in Broadband Amplifiers SIEMENS AKTIENGESELLSCHAF BX 55 is an epitaxial NPN silicon planar transistor in a TO 39 case (5 C 3 DIN 41873). The collector has been electrically connected to the case. The transistor is especially suitable for use in VHF output stages of antenna channel and broadband amplifiers. 05 (SB : -L 2 Type Ordering code = iz # CH BFX 65 060206-X65 51--! By stat Approx weight 1g Oxmensions in mm : Maximum ratings . Collector-emitter voltage Vceo 40 Vv . Collector-base voltage Veso 60 v Emitter-base voltage Veao 3.5 v Collector current Ig 400 mA Base current Ih 100 mA Junction temperature Tj 200 °c Storage temperature range Tata -65to+175 | °C Total power dissipation (Tease68°C) Prot 2.2 w Thermal resistance . Junction to ambient air Rinsa | $220 | Kw Junction to case Rinsc $60 KW Test circuit for power gain f = 200 MHz pao ey i Te 1 | 2.ipF | . 1 ane | | R=600 f= 809 ‘1nF QApF ! ae ‘9 | | GFF apa. oy jan L 4 impr | Ley Lf 4f-=> = ry 8 co: (Transistor cooled by mounted radiator of Rin = 30 K/W) Ly 1 turn 0.5 CuLS (enameled, silk insulated copper wire) Lz 3 turns 6.5 @, spacing 1.5 mm, 1 @ silvered Cu Lg 20 turns 0.6 CuLS on SIFERRIT core B 63310-A 3004-X 026 transformed load resistance R, = 450 2 “2114 D-09 783

2s 35605 0004734 T MMSIEG. cd mae ~ 20 U4Iss UL Foat-23 BFX 65 SIEMENS AKTIENGESELLSCHAF Static characteristics (Tam) = 25°C) Collector cutoff current (Vcgo = 40 V) Tcpo 350 nA Collector-base breakdown voltage . {cas = 100 pA) Viericas | >60 | Vv DC current gain (Jc = 50 mA; Vee = 5 V) Dee 30to160 | - Dynamic characteristics (Tam) = 25°C) Transition frequency (Ic = 50 mA; Vog = 15 V) ty 700 MHz Reverse transfer capacitance Uc = 1A; Vee = 10 V; f = 1 MHz) Ci20 2.5 (<3.5) | pF Power gain (f = 200 MHz; R, = 450 Q; see test circuit) Uc = 40 mA; Veg = 25 V) Goo 16 dB Output voltage Uc = 40 mA; Veg = 25 V; diy = 30 dB; RL = 60Q) Vo rms 24 Vv ‘Total perm. power dissipation Versus temperature W Prot = £(7): Rin ™ parameter id See es LIT TTT TTT . { CPP rrr Try] 2-L EIN TT See eNeeee AEE PrP] See “LEE IN TT SNE RTE LESSEN TT | LET Axe : LT TTT AA o -LEETT TT AW 0 100 200 °C —+r 784 «2115 0-10 . ty 7 es Treat oe

25C D MM 4235605 0004739 1 MMSIEG | —— 25C 04739 OT = BLB _25C 04 BFX 55 ~ SIEMENS AKTIENGESELLSCHAF TTT S parameter Operating point: Voge = 15 V, Ic = 50 mA, Z, = 50.2 f Sn 9 Sa ® Siz ° S22 ? (MHz) 0,1 0,470 |-172 6,25 85 0,042 | 77 0455 | -13 0,2 0,505 176 3,18 73 0,078 | 84 0,444 | -17 0,3 0,540 | 171 213 65 0,114 | 90 0,447 | -24 : 0,4 0,577 165 1,66 66 0,158 | 94 0,452 | -33 . 0,5 0,604 | 161 1,36 51 0,209 | 97 0,451 45 : 0,6 0,634 | 157 1,12 47 0,272 | 98 0,464 | -58 0,7 0,637 153 0,95 44 0,332 | 97 0,478 | -70 08 0,644 | 148 0,84 43 0,398 | 95 0,498 | -82 0,9 0,650 | 143 0,76 45 0,471 93 0,526 | -92 1,0 0,639 | 139 0,69 46 0,532 | 90 0,535 | -99 11 0,620 | 134 0,65 49 0,586 | 87 0,524 | -106 1,2 0,599 | 128 0,64 51 0,630 | 83 0,526 | -113 1,3 | 0,574 | 121 064 | 53 0,673 | 79 0,505 | -117 14 0,559 | 116 0,65 54 0,705 | 76 0,480 | -121 1 1,5 0,549 | 110 0,65 54 0,722 | 72 0442 | -129 1,6 0,557 | 105 0,66 54 0,741 68 0,439 | -137 1,7 0,580 | 104 0,67 54 0,761 66 0,439 | -144 18 | 0,685 | 105 0,66 | 53 0,742 | 63 0,453 | -156 19 0,593 | 102 0,65 51 0,723 | 59 0473 | -165 2,0 0,647 | 103 0,64 50 0,706 | 56 0,505 | -174

2116 O-11 785

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25C D M™ 8235605 OOON74L T MMSIEG : - “3sc 04741 0-7 FLAS BFX 55 — SIEMENS AKTIENGESELLSCHAF ————SOSOSOSOC~C~C~S~S~SN Coltector-emitter saturation voltage . . Votsat = fle) Collector cutoff current versus ™ false atte voltage mA temperature /cao = f (Temp) . 1 ee 10 pepe ae ps a a Ef * or WWesses=e2ee Se eaeeecee a EEE RAE “eee oe ee Fee 3s Bea a2 EEE SSeS ——— FREE EHE-EEEE =sas=s==== ew LOTT e@ZLCClCere : 0 02 OF O68 08 10 12V 0 100 ‘m0°c , ; ——> Voeat: Yetat Tent va Veroomees sere "0 ener er wpectance 800 5 Coe . Se «HEE CCEPEeeeee eee TTT lo EEE EEE LLY | EET] CCC esr so Hee HN eo LAAT SN LIEN Ny 4S PEEPS REELEELTL wo GEL) 2 Po CeCe LE wt EE CEE ECE EEE COOP 1 o EEE IUTNAUHOATAATE sCOCCCoee eo wT QO 50 100 150mA, 0 10 20 30v —+h —lea 2118 p-13 omen 787