CMKT3904 npn/npn cmkt3906 pnp/pnp cmkt3946 npn/pnp surface mount dual small signal silicon switching transistors description: the central semiconductor CMKT3904 (two single npn), cmkt3906 (two single pnp), and cmkt3946 (one each npn and pnp complementary) are combinations of transistors in a space saving sot-363 ultramini? package, designed for small signal general purpose amplifier and switching applications. CMKT3904 marking code: k04 cmkt3906 marking code: k06 cmkt3946 marking code: k46 maximum ratings: (t a =25c) symbol npn pnp units collector-base voltage v cbo 60 40 v collector-emitter voltage v ceo 40 40 v emitter-base voltage v ebo 6.0 5.0 v continuous collector current i c 200 ma power dissipation p d 350 mw operating and storage junction temperature t j , t stg -65 to +150 c thermal resistance ja 357 c/w electrical characteristics per transistor: (t a =25c unless otherwise noted) npn pnp symbol test conditions min max min max units i cev v ce =30v, v eb =3.0v - 50 - 50 na i bl v ce =30v, v eb =3.0v - 50 - - na bv cbo i c =10a 60 - 40 - na bv ceo i c =1.0ma 40 - 40 - na bv ebo i e =10a 6.0 - 5.0 - na v ce(sat) i c =10ma, i b =1.0ma - 0.20 - 0.25 v v ce(sat) i c =50ma, i b =5.0ma - 0.30 - 0.40 v v be(sat) i c =10ma, i b =1.0ma 0.65 0.85 0.65 0.85 v v be(sat) i c =50ma, i b =5.0ma - 0.95 - 0.95 v h fe v ce =1.0v, i c =0.1ma 40 - 60 - h fe v ce =1.0v, i c =1.0ma 70 - 80 - h fe v ce =1.0v, i c =10ma 100 300 100 300 h fe v ce =1.0v, i c =50ma 60 - 60 - h fe v ce =1.0v, i c =100ma 30 - 30 - f t v ce =20v, i c =10ma, f=100mhz 300 - 250 - mhz c ob v cb =5.0v, i e =0, f=1.0mhz - 4.0 - 4.5 pf c ib v be =0.5v, i c =0, f=1.0mhz - 8.0 - 10 pf features: ? ultramini? space saving package ? one npn (3904) and one pnp (3906) ? two npn (3904) or two pnp (3906) complementary transistor in a single package transistors in a single package sot-363 case r4 (13-january 2010) www.centralsemi.com
CMKT3904 npn/npn cmkt3906 pnp/pnp cmkt3946 npn/pnp surface mount dual small signal silicon switching transistors electrical characteristics per transistor - continued: (t a =25c) npn pnp symbol test conditions min max min max units h ie v ce =10v, i c =1.0ma, f=1.0khz 1.0 10 2.0 12 k h re v ce =10v, i c =1.0ma, f=1.0khz 0.5 8.0 0.1 10 x10 -4 h fe v ce =10v, i c =1.0ma, f=1.0khz 100 400 100 400 h oe v ce =10v, i c =1.0ma, f=1.0khz 1.0 40 3.0 60 s nf v ce =5.0v, i c =100a, r s =1.0k, f=10hz to 15.7khz - 5.0 - 4.0 db t d v cc =3.0v, v be =0.5v, i c =10ma, i b1 =1.0ma - 35 - 35 ns t r v cc =3.0v, v be =0.5v, i c =10ma, i b1 =1.0ma - 35 - 35 ns t s v cc =3.0v, i c =10ma, i b1 =i b2 =1.0ma - 200 - 225 ns t f v cc =3.0v, i c =10ma, i b1 =i b2 =1.0ma - 50 - 75 ns sot-363 case - mechanical outline lead codes: 1) emitter q1 2) base q1 3) collector q2 4) emitter q2 5) base q2 6) collector q1 CMKT3904 (npn/npn) marking code: k04 cmkt3906 (pnp/pnp) marking code: k06 cmkt3946 (npn/pnp) marking code: k46 pin configurations www.centralsemi.com r4 (13-january 2010)
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