leshan radio company, ltd. lmbth10lt1?1/5 1 3 2 lmbth10lt1 sot?23 vhf/uhf transistors maximum ratings rating symbol v alue unit collector?emitter voltage v ceo 25 vdc collector?base voltage v cbo 30 vdc emitter?base voltage v ebo 3.0 vdc thermal characteristics characteristic symbol max unit total device dissipation fr? 5 board, (1) p d 225 mw t a = 25c derate above 25c 1.8 mw/c thermal resistance, junction to ambient r ja 556 c/w total device dissipation p d 300 mw alumina substrate, (2) t a = 25c derate above 25c 2.4 mw/c thermal resistance, junction to ambient r ja 417 c/w junction and storage temperature t j , t stg ?55 to +150 c device marking lmbth10lt1 = 3em electrical characteristics (t a = 25c unless otherwise noted.) characteristic symbol min typ max unit off characteristics collector?emitter breakdown voltage v (br)ceo 25 ? ? vdc (i c = 1.0 madc, i b = 0 ) collector?base breakdown voltage v (br)cbo 30 ? ? vdc (i c = 100 adc , i e = 0) emitter?base breakdown voltage v (br)ebo 3.0 ? ? vdc (i e = 10 adc , i c = 0) collector cutoff current i cbo ? ? 100 nadc ( v cb = 25vdc , i e = 0 ) emitter cutoff current i ebo ? ? 100 nadc ( v eb = 2.0vdc , i c = 0 ) 1. fr?5 = 1.0 x 0.75 x 0.062 in. 2. alumina = 0.4 x 0.3 x 0.024 in. 99.5% alumina. 2 emitter 3 collector 1 base
leshan radio company, ltd. lmbth10lt1?2/5 lmbth10lt1 electrical characteristics (t a = 25c unless otherwise noted) (continued) characteristic symbol min typ max unit on characteristics dc current gain h fe 60 ? ? - (i c = 4.0 madc, v ce = 10 vdc) collector?emitter saturation voltage v ce(sat) ? ? 0.5 vdc (i c = 4.0madc, i b = 0.4 madc) base?emitter on voltage v be ? ? 0.95 vdc (i c = 4.0madc, v ce = 10vdc) small?signal characteristics current gain?bandwidth product f t 650 ? ? mhz (v ce = 10 vdc, i c = 4.0madc, f = 100mhz) collector ?base capacitance (v cb = 10 vdc, i e = 0, f = 1.0 mhz) c cb ? ? 0.7 pf collector ?base feedback capacitance (v cb = 10 vdc, i e = 0, f = 1.0 mhz) c rb ? ? 0.65 pf collector base time constant rb? c c ? ? 9.0 ps ( i c = 4.0madc,v cb =10 vdc, f = 31.8 mhz)
leshan radio company, ltd. lmbth10lt1?3/5 lmbth10lt1 b fb typical characteristics f, frequency (mhz) figure 1. rectangular form g ib (mmhos) figure 2. polar form f, frequency (mhz) figure 3. rectangular form g fb (mmhos) figure 4. polar form y fb , forward transfer admittance common?base y parameters versus frequency (v cb = 10 vdc, i c = 4.0 madc, t a = 25c) yib , input admittance ?g fb g ib ?b ib jb ib (mmhos) jb fb (mmhos) y ib , input admittance(mmhos) y ib , forward transfer admittance (mmhos) 1000mhz 700 400 200 100 1000mhz 700 400 200 100 600 80 70 60 50 40 30 20 10 0 100 200 300 400 500 700 1000 0 ?10 ?20 ?30 ?40 ?50 ?60 0 10203040 50607080 70 60 50 40 30 20 10 0 ?10 ?20 ?30 100 200 300 400 500 700 1000 60 50 40 30 20 10 70 60 50 40 30 20 10 0 10 20 30
leshan radio company, ltd. lmbth10lt1?4/5 lmbth10lt1 b ob typical characteristics common?base y parameters versus frequency (v cb = 10 vdc, i c = 4.0 madc, t a = 25c) y rb , reverse transfer admitt ance f, frequency (mhz) figure 5. rectangular form g rb (mmhos) figure 6. polar form y ob , output admittance g ob (mmhos) figure 8. polar form f , frequency (mhz) figure 7. rectangular form jb rb (mmhos) g ob ?b rb ?b rb ?g rb mps h1 mps h11 100 200 400 700 1000mhz 100 200 400 700 1000mhz jb ob (mmhos) y ob , output admittance (mmhos) y rb , reverse transfer admittance (mmhos) 5.0 4.0 3.0 2.0 1.0 0 100 200 300 400 500 700 1000 0 ?1.0 ?2.0 ?3.0 ?4.0 ?5.0 2.0 1.8 1.2 0.8 0.4 0 0.4 0.8 1.2 1.6 2.0 10 9.0 8.0 7.0 6.0 5.0 4.0 3.0 2.0 1.0 0 100 200 300 400 500 700 1000 10 8.0 6.0 4.0 2.0 0 0 2.0 4.0 6.0 8.0 10
d j k l a c b s h g v 12 mm inches 0.037 0.95 0.037 0.95 0.079 2.0 0.035 0.9 leshan radio company, ltd. no t es: 1. dimensioning and tolerancing per ansi y14.5m, 1982. 2. controlling dimension: inch. inches m illi m et ers dim m in m a x m in m a x a 0. 1102 0. 1197 2. 80 3.04 b 0. 0472 0. 0551 1. 20 1.40 c 0. 0350 0. 0440 0. 89 1.11 d 0. 0150 0. 0200 0. 37 0.50 g 0. 0701 0. 0807 1. 78 2.04 h 0. 0005 0. 0040 0. 013 0 . 100 j 0. 0034 0. 0070 0. 085 0 . 177 k 0.01 4 0 0.02 85 0. 35 0.6 9 l 0.0350 0.0401 0.89 1.02 s 0.0830 0. 1 039 2 . 10 2 . 64 v 0. 0177 0. 0236 0. 45 0.60 pin 1. base 2. emitter 3. co llect or 0.031 0.8 sot-23 3 lmbth10lt1 lmbth10lt1?5/5
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