BF469 SIEMENS | Alldatasheet
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25C ) mm 8235605 0004499 7 MESIEG. 72 3/-2D \\ NPN Silicon Planar Transistors BF 469 i BF 471 | SIEMENS AKTIENGESELLSCHAF | BF 469 and BF 471 are epitaxial NPN silicon planar transistors in TO 126 plastic package : (12 A 3 DIN 41869, sheet 4). The collector is conductively connected to the metallic mounting area of the transistor. With the complementary types BF 470 and BF 472, these transistors are particularly suitable for use in video B output stages of TV receivers. Lenin. 3% Type Ordering code mu |Fa _s BF 469 062702-F497 c ——=4 | 5] z . BF 471 062702-F507 ——— - i Spring washer | 062902-863 ‘a2 ‘ance a : A3 DIN 137 7 i Mica washer 062902-B62 —aEu! Approx. weight 0.5 g Dimensions in mm Transistor fixing with M 3 screw: : starting torque max. 0.8 Nm; : washer or spring washer should be used. t Maximum ratings BF 469 BF A471 . Collector-base voltage Veao 260 300 v Collector-emitter voltage Veto 250 - Vv Collector-emitter voltage Veer - 300 v Emitter-base voltage Veso 5 5 Vv Collector currant Ic 30 30 mA Collector peak current Tow 100 100 mA Junction temperature Tj 150 150 °C - Storage temperature range Teta -65 to +150 | -65to+150 | °C > Total power dissipation (Tease & 110°C) Prot 2 2 w Thermal resistance : Junction to ambient air") Rinsa | $100 | $100 | Kw Junction to case Rinsc $20 $20 Kw Fi i i . i i 1) For fixing the transistors with max. 4 mm tong leads on PCBs with a 10 mm? large copper area for the j collector terminal. : oO ~ + 845 :
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_ 25C D MM 8235605 OOO4SOO T MMSIEG *- 7 3/-22 25C 04500 D BF 469 BF 471 SIEMENS AKTIENGESELLSCHAF Static characteristics (Tamb = 25°C) BF469 | BF471 Collector-base breakdown voltage Viaricao | >250 >300 Vv (Ic = 10 uA) Collector-emitter breakdown voltage Veniceo | >260 | - v . (Ig = 1 4A) Collector-emitter breakdown voltage Vericer | - >300 |v (Rag = 2.7 k2) Emitter-base breakdown voltage Visrjeso | >5 >6 Vv Ug = 10 pA) . Collector cutoff current i (Veg = 200 V; Age = 2.7 kQ; Tam = 150°C) cea $10 $10 A : Collector cutoff current (Veg = 200 V) Tcao 510 10 nA : Emitter cutoff current (Veg = 6 V) Tego 10 510 BA : Collector-emitter saturation voltage (ig = 25 mA; T; = 180°C) Veesatur | 20 - v : Uc = 25 mA; Temp = 150°C) - 20 v : DC current gain (ic = 25 mA; Vop=20V) he 260 240 - : Dynamic characteristics (Tamb = 25°C) Transition frequency * (ee = 10 V; Ie = 10 mA); fr 260 260 MHz : Reverse transfer capacitance : Feedback time constant . (Vea = 20V; -le= 10 mA; f=10,7MHz) —tpp'cr’, | $90 90 ps 7 646 ee ed “1923 D-14 ree
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