?guangdong hottech industrial co.,ltd e-mail:hkt@h eketai.com 1 / 4 HETA1666 ( pnp ) general purpose transistor replacement type : kta1666 features ? complementary t o hec4379 ? small flat package ? low saturation voltage ? power amplifier and switching application maximum ratings (t a = 25c unless otherwise noted) electrical characteristics (t a =25c unless otherwise noted ) parameter symbol test conditions min typ max unit collector-base breakdown voltage v cbo i c =-1ma , i e =0 -50 v collector-emitter breakdown voltage v ceo i c =-10ma , i b =0 -50 v emitter-base breakdown voltage v ebo i e =-1ma , i c =0 -5 v collector cut-off current i cbo v cb =-50v , i e =0 -100 na emitter cut-off current i ebo v eb =-5v , i c =0 -100 na dc current gain h fe 1 v ce =-2v , i c =-500ma 70 240 h fe 2 v ce =-2v , i c =-1.5a 40 collector-emitter saturation voltage v ce(sat) i c =-1a , i b =-50ma -0.5 v base-emitter saturation voltage v be i c =-1a , i b =-50ma 1.2 v collector output capacitance c ob v cb =-10v , i e =0 , f=1mhz 40 pf transition frequency f t v ce =-2v , i c =-500ma 120 mhz classification of h fe rank o y range 70-140 120-240 marking wo wy parameter symbol value unit collector-base voltage v cbo -50 v collector-emitter voltage v ceo -50 v emitter-base voltage v ebo -5 v collector current-continuous i c -2 a collector power dissipation p c 500 mw thermal resistance from junction to ambient r ja 250 c/w junction temperature t j 150 c storage temperature t stg -55~+150 c sot-89 1:base 2:collector 3:emitter
?guangdong hottech industrial co.,ltd e-mail:hkt@heketai.com 2 / 4 HETA1666(pnp) general purpose transistor t yp ical characteristics -0 -20 -40 -60 -80 -100 0 20 40 60 80 100 120 140 160 -1e-3 -0.01 -0.1 -1 0 100 200 300 400 500 600 0 25 50 75 100 125 150 0.00 0.25 0.50 0.75 -1e-4 -1e-3 -0.01 -0.1 -1 -0 -200 -400 -600 -800 -1000 -1e-3 -0.01 -0.1 -1 -0 -100 -200 -300 -400 -500 -600 -0 -1 -2 -3 -4 -5 -6 -7 -8 -0.0 -0.1 -0.2 -0.3 -0.4 -0.5 -0.6 -0.7 -0.8 -0.9 -1.0 transition frequency f t (mhz) collector current i c (ma) v ce =-2v t a =25 o c i c f t -2 v ce = -2v t a =100 o c t a =25 o c collector current i c (a) dc current gain h fe i c h fe collector power dissipation p c (w) ambient temperature t a ( ) p c t a -2 collector current i c (a) base-emitter saturation voltage v besat (mv) t a =25 t a =100 =20 i c v besat -2 t a =25 t a =100 =20 v cesat i c collector-emitter saturation voltage v cesat (mv) collector current i c (a) common emitter t a =25 -5.0ma -4.5ma -4.0ma -3.5ma -3.0ma -2.5ma -2.0ma -1.5ma -1.0ma i b =-0.5ma collector-emitter voltage v ce (v) collector current i c (a) static characteristic
?guangdong hottech industrial co.,ltd e-mail:hkt@heketai.com 3 / 4 HETA1666 ( pnp ) general purpose transistor sot-89 package outline dimensions symbol d i m e n s i on s i n m i l l i m e t e r s d i m e n s i o n s i n i n c h e s min. max. min. max. a 1.400 1.600 0.055 0.063 b 0.320 0.520 0.013 0.020 b1 0.400 0.580 0.016 0.023 c 0.350 0.440 0.014 0.017 d 4.400 4.600 0.173 0.181 d1 1.550ref. 0.061ref. e 2.300 2.600 0.091 0.102 e1 3.940 4.250 0.155 0.167 e 1.500typ. 0.060typ. e1 3.000typ. 0.118typ. l 0.900 1.200 0.035 0.047
?guangdong hottech industrial co.,ltd e-mail:hkt@heketai.com 4 / 4 HETA1666 ( pnp ) general purpose transistor sot-89 tape and reel dimensionsareinmillimeter type a b c d e f p0 p p1 w sot-89 4.85 4.45 1.85 ? 1.50 1.75 5.50 4.00 8.00 2.00 12.00 tolerance 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 0.1 sot-89 tape leader and trailer sot-89 reel dimnsionsareinmillimetere reeloption d d1 d2 g h i w1 w2 7 dia ? 180 60.00 r32.00 r86.50 r30.00 ? 13.00 13.20 16.50 tolerance 2 1 1 1 1 1 1 1 empty pockets empty pockets leader tape components
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