document numer 3085 issue 1 bfy50 semelab plc. telephone +44(0)1455 556565. fax +44(0)1455 552612. e-mail: sales@semelab.co.uk website: http://www.semelab.co.uk semelab plc reserves the right to change test conditions, parameter limits and package dimensions without notice. information f urnished by semelab is believed to be both accurate and reliable at the time of going to press. however semelab assumes no responsibility for any errors or omi ssions discovered in its use. semelab encourages customers to verify that datasheets are current before placing orders. medium power amplifiers npn silicon planar transistor description the bfy50 is a silicon planar epitaxial npn transistor in jedec to39 metal case. they are intended for general purpose linear and switching applications v cbo collector ? base voltage v ceo collector ? emitter voltage v ebo emitter ? base voltage i c collector current i cm collector peak current p tot total power dissipation @ t amb 25c @ t case 25c t stg, t j storage and operatuing junction temperature r j-case thermal resistance junction to case r j-amb thermal resistance junction to ambient 80v 35v 6v 1a 1.5a 0.8w 5w ?65 to 200c 35c / w 218c / w mechanical data dimensions in mm (inches) to39 package (to-205ad) absolute maximum ratings (t case = 25c unless otherwise stated) pin 1 = emitter underside view pin 2 = base pin 3 = collector 0.89 (0.035) max. 12.70 (0.500) min. 0.41 (0.016) 0.53 (0.021) dia. 5.08 (0.200) typ. 0.71 (0.028) 0.86 (0.034) 2.54 (0.100) 45 6.10 (0.240) 6.60 (0.260) 8.51 (0.34) 9.40 (0.37) 7.75 (0.305) 8.51 (0.335) 1 2 3 0.74 (0.029) 1.14 (0.045)
parameter test conditions min. typ. max. unit document numer 3085 issue 1 bfy50 semelab plc. telephone +44(0)1455 556565. fax +44(0)1455 552612. e-mail: sales@semelab.co.uk website: http://www.semelab.co.uk semelab plc reserves the right to change test conditions, parameter limits and package dimensions without notice. information f urnished by semelab is believed to be both accurate and reliable at the time of going to press. however semelab assumes no responsibility for any errors or omi ssions discovered in its use. semelab encourages customers to verify that datasheets are current before placing orders. parameter test conditions min. typ. max. unit electrical characteristics (t case = 25 c unless otherwise stated) i c = 100 ai e = 0 i c = 30ma i b = 0 i c = 0 i e = 100 a v cb = 60v i e = 0 t c = 100 c v eb = 5v i c = 0 t c = 100 c i c = 150ma i e = 15ma i c = 1a i b = 0.1a i c = 150ma i b = 15ma i c = 1a i b = 0.1a i c = 10ma v ce = 10v i c = 150ma v ce = 10v i c = 1ma v ce = 10v v (br)cbo* collector ? base breakdown voltage v (br)ceo* collector ? emitter breakdown voltage v (br)ebo* emitter ? base breakdown voltage i cbo collector cut-off current i ebo emitter cut-off current v ce(sat) collector ? emitter saturation voltage v be(sat) base ? emitter saturation voltage h fe* dc current gain 80 35 6 50 2.5 50 2.5 0.14 0.2 0.7 1 0.95 1.3 1.5 2 20 40 30 55 15 30 v na a na a v v ? h fe small signal current gain h ie imput impedance h re reverse voltage ratio hoe output admittance c cbo collector -base capacitance f t transistion frequency t d delay time t r rise time t s storage time t f fall time v ce = 6v i c = 1ma f = 1khz v ce = 6v i c = 10ma f = 1khz v ce = 5v i c = 10ma f = 1.khz v ce = 5v i c = 10ma f = 1.khz v ce = 5v i c = 10ma f = 1.khz v cb = 10v i e = 0 f = 1.mhz v ce = 10v i c = 50ma i c = 150ma v cc = 10v i b1 = 15ma v be = -2v i c = 150ma v cc = 10v i b1 = -i b2 = 15ma 25 45 180 55 x10 .-6 30 10 60 100 15 40 300 60 ? ? ? s pf mhz ns dynamic characteristics (t case = 25 c unless otherwise stated) pulse duration = 300 s, duty cycle = 1%
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