2n2894acsm semelab plc. telephone +44(0)1455 556565. fax +44(0)1455 552612. e-mail: sales@semelab.co.uk website: http://www.semelab.co.uk high speed, medium power, pnp general purpose transistor in a hermetically sealed ceramic surface mount package for high reliability applications features ? silicon planar epitaxial pnp transistor ? hermetic ceramic surface mount package (sot23 compatible) ? screening options available ? high speed, low saturation switch applications: hermetically sealed surface mount version of the popular 2n2894a for high reliability applications requiring small size and low weight devices. v cbo collector ? base voltage v ceo collector ? emitter voltage v ebo emitter ? base voltage i c collector current p d total device dissipation @ t a =25c derate above 25c t stg , t j operating and storage temperature range -12v -12v -4.5v 200ma 360mw 2.06mw / c ?65 to +150c mechanical data dimensions in mm (inches) sot23 ceramic (lcc1 package) absolute maximum ratings (t a = 25c unless otherwise stated) pad 1 ? base underside view pad 2 ? emitter pad 3 ? collector 21 0.51 0.10 (0.02 0.004) 0.31 (0.012) 1.91 0.10 (0.075 0.004) 3.05 0.13 (0.12 0.005) 2.54 0.13 (0.10 0.005) 0.76 0.15 (0.03 0.006) 1.02 0.10 (0.04 0.004) 1.40 (0.055) max. a 0.31 (0.012) rad. rad. a = 3 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. document number 4078 issue 4
parameter test conditions min. typ. max. unit v a na v v ?? mhz pf pf ns ns ? 12 ? 12 ? 4.5 ? 10 ? 50 ?0.13 ?0.19 ? 0.45 ?0.78 ?0.92 ?0.85 ?1.15 ?1.5 30 40 150 30 20 700 6 4.5 60 60 i c = 10 ai e = 0 i c = 10ma i b = 0 i e = 100 ai c = 0 v cb = ?10v t amb = 125 c v be = 0 v ce = ?10v i c = ?10ma i b = ?1ma i c = ?30ma i b = ?3ma i c = ?100ma i b = ?10ma i c = ?10ma i b = ?1ma i c = ?30ma i b = ?3ma i c = ?100ma i b = ?10ma i c = ?10ma v ce = ?0.3v i c = ?30ma v ce = ?0.5v i c = ?100ma v ce = ?1v i c = ?30ma v ce = ?0.5v t amb = -55 c v ce = ?10v f = 100mhz i c = ?30ma v eb = ?0.5v i c = 0 f = 1.0mhz v cb = ?5v i e = 0 f = 1.0mhz i c = ?30ma v ce = ?2v i b2 = ?1.5ma i c = ?30ma v ce = ?2v i b1 = i b2 = ?1.5ma 2n2894acsm semelab plc. telephone +44(0)1455 556565. fax +44(0)1455 552612. e-mail: sales@semelab.co.uk website: http://www.semelab.co.uk electrical characteristics (t a = 25c unless otherwise stated) 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 ces collector cut-off current v ce(sat) collector ? emitter saturation voltage v be(sat) base ? emitter on voltage h fe dc current gain f t current gain bandwidth product c ibo emitter ? base ? capacitance c obo collector ? base ? capacitance t on turn on time t off turn off time * pulse test: t p 300 s, ? 2%. document number 4078 issue 4 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.
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