stpsa42 small signal npn transistor preliminary data n silicon epitaxial planar npn high voltage transistor n to-92 package suitable for through-hole pcb assembly n the pnp complementary type is stpsa92 applications n video amplifier circuits (rgb cathode current control) n telephone wireline interface (hook switches, dialer circuits) internal schematic diagram january 2003 absolute maximum ratings symbol parameter value unit v cbo collector-base voltage (i e = 0) 300 v v ceo collector-emitter voltage (i b = 0) 300 v v ebo emitter-base voltage (i c = 0) 5 v i c collector current 0.5 a i cm collector peak current 0.6 a p tot total dissipation at t c = 25 o c 625 mw t stg storage temperature -65 to 150 o c t j max. operating junction temperature 150 o c type marking stpsa42 psa42 ? to-92 1/4
thermal data r thj-amb r thj-case thermal resistance junction-ambient max thermal resistance junction-case max 200 83.3 o c/w o c/w electrical characteristics (t case = 25 o c unless otherwise specified) symbol parameter test conditions min. typ. max. unit i cbo collector cut-off current (i e = 0) v cb = 200 v 100 na v (br)cbo collector-base breakdown voltage (i e = 0) i c = 100 m a 300 v v (br)ceo * collector-emitter breakdown voltage (i b = 0) i c = 1 ma 300 v v (br)ebo emitter-base breakdown voltage (i c = 0) i e = 100 m a 5v v ce(sat) * collector-emitter saturation voltage i c = 20 ma i b = 2 ma 0.5 v v be(sat) * base-emitter saturation voltage i c = 20 ma i b = 2 ma 0.9 v h fe * dc current gain i c = 1 ma v ce = 10 v i c = 10 ma v ce = 10 v i c = 30 ma v ce = 10 v 25 40 40 f t transition frequency i c = 10 ma v ce = 20 v f = 20 mhz 50 mhz c cbo collector-base capacitance i e = 0 v cb = 10 v f = 1 mhz 6 pf c ebo emitter-base capacitance i c = 0 v eb = 2 v f = 1 mhz 22 pf * pulsed: pulse duration = 300 m s, duty cycle 1.5 % stpsa42 2/4
dim. mm inch min. typ. max. min. typ. max. a 4.32 4.95 0.170 0.195 b 0.36 0.51 0.014 0.020 d 4.45 4.95 0.175 0.194 e 3.30 3.94 0.130 0.155 e 2.41 2.67 0.095 0.105 e1 1.14 1.40 0.045 0.055 l 12.70 15.49 0.500 0.609 r 2.16 2.41 0.085 0.094 s1 1.14 1.52 0.045 0.059 w 0.41 0.56 0.016 0.022 v 4 degree 6 degree 4 degree 6 degree to-92 mechanical data stpsa42 3/4
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