2n3439csm4 2n3440csm4 lab seme document number 2703 issue 1 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. high voltage, medium power, npn transistor in a hermetically sealed ceramic surface mount package for high reliability applications features ? silicon planar epitaxial npn transistor hermetic ceramic surface mount package cecc screening options space quality levels options high voltage applications: hermetically sealed surface mount version of the popular 2n3439 & 2n3440 for high reliability / space applications requiring small size and low weight devices. v cbo collector ? base voltage v ceo collector ? emitter voltage (i b = 0) v ebo emitter ? base voltage (i b = 0) i c collector current p d total device dissipation p d derate above 50c r ja thermal resistance junction to ambient t stg storage temperature 7v 500ma 350mw 2.0mw / c 350c/w ?55 to 200c mechanical data dimensions in mm (inches) absolute maximum ratings (t case = 25c unless otherwise stated) lcc3 package underside view pad 1 ? collector pad 2 ? n/c pad 3 ? emitter pad 4 ? base 1 2 3 4 5.59 0.13 (0.22 0.005) 0.23 (0.009) rad. 1.02 0.20 (0.04 0.008) 2.03 0.20 (0.08 0.008) 1.40 0.15 (0.055 0.006) 0.25 0.03 (0.01 0.001) 0.23 (0.009) min. 1.27 0.05 (0.05 0.002) 3.81 0.13 (0.15 0.005) 0.64 0.08 (0.025 0.003) 2n3439 2n3440 450v 350v 300v 250v
2n3439csm4 2n3440csm4 lab seme document number 2703 issue 1 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 i c = 50ma 2n3439 i c = 50ma 2n3440 v ce = 300v 2n3439 v ce = 200v 2n3440 v ce = 450v 2n3439 v ce = 300v 2n3440 v cb = 350v 2n3439 v cb = 250v 2n3440 v eb = 6v i c = 50ma i b = 4ma i c = 50ma i b = 4ma i c = 20ma v ce = 10v i c = 2ma v ce = 10v v ceo(sus)* collector ? emitter sustaining voltage (i b = 0) i ceo collector cut-off current (i b = 0) i cex collector cut-off current (v be = -1.5v) i cbo collector ? base cut-off current (i e = 0) i ebo emitter cut-off current (i c = 0) v ce(sat)* collector ? emitter saturation voltage v be(sat)* base ? emitter saturation voltage h fe* dc current gain parameter test conditions min. typ. max. unit electrical characteristics (t case = 25 c unless otherwise stated) f t transition frequency c ob output capacitance h fe small signal current gain i c = 10ma v ce = 10v f = 5mhz v cb = 10v f = 1mhz i c = 5ma v ce = 10v f = 1khz 15 10 25 mhz pf ? * pulse test t p = 300 m s , d 2% dynamic characteristics (t case = 25 c unless otherwise stated) 350 250 20 50 500 500 20 20 20 0.5 1.3 40 160 30 v m a a a a v v ? ? 2n3439 only
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