STZTA42 small signal npn transistor preliminary data n silicon epitaxial planar npn high voltage transistor n sot-223 plastic package for surface mounting circuits n tape and reel packing n the pnp complementary type is stzta92 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) 6 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 1.5 w t stg storage temperature -65 to 150 o c t j max. operating junction temperature 150 o c 1 2 2 3 sot-223 type marking STZTA42 zta42 ? 1/4
thermal data r thj-amb thermal resistance junction-ambient max 83.3 o c/w device mounted on a pcb area of 1 cm 2 . 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 6v 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 = 1mhz 6 pf c ebo emitter-base capacitance i c = 0 v eb = 2 v f = 1mhz 22 pf * pulsed: pulse duration = 300 m s, duty cycle 1.5 % STZTA42 2/4
dim. mm inch min. typ. max. min. typ. max. a 1.80 0.071 b 0.60 0.70 0.80 0.024 0.027 0.031 b1 2.90 3.00 3.10 0.114 0.118 0.122 c 0.24 0.26 0.32 0.009 0.010 0.013 d 6.30 6.50 6.70 0.248 0.256 0.264 e 2.30 0.090 e1 4.60 0.181 e 3.30 3.50 3.70 0.130 0.138 0.146 h 6.70 7.00 7.30 0.264 0.276 0.287 v10 o 10 o a1 0.02 p008b sot-223 mechanical data STZTA42 3/4
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