leshan radio company, ltd. LMBT5550LT1?1/5 1 3 2 LMBT5550LT1 lmbt5551lt1 sot?23 high voltage transistors maximum ratings rating symbol v alue unit collector?emitter voltage v ceo 140 vdc collector?base voltage v cbo 160 vdc emitter?base voltage v ebo 6.0 vdc collector current ? continuous i c 600 madc thermal characteristics characteristic symbol ma x 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 electrical characteristics (t a = 25c unless otherwise noted.) characteristic symbol min max unit off characteristics collector?emitter breakdown voltage(3) v (br)ceo vdc (i c = 1.0 madc, i b = 0) lmbt5550 140 ? lmbt5551 160 ? collector?base breakdown voltage v (br)cbo vdc (i c = 100 adc, i e = 0) lmbt5550 160 ? lmbt5551 180 ? emitter?base breakdown voltage v (br)ebo vdc (i e = 10 adc, i c = 0) 6.0 ? collector cutoff current i cbo ( v cb = 100vdc, i e = 0) lmbt5550 ? 100 nadc ( v cb = 120vdc, i e = 0) lmbt5551 ? 50 ( v cb = 100vdc, i e = 0, t a =100 c) lmbt5550 ? 100 adc ( v cb = 120vdc, i e = 0, t a =100 c) lmbt5551 ? 50 emitter cutoff current i ebo ? 50 nadc ( v be = 4.0vdc, 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. 3. pulse test: pulse width = 300 s, duty cycle = 2.0%. 2 emitter 3 collector 1 base feature ? pb-free package is available. device marking and ordering information device marking shipping LMBT5550LT1 m1f 3000/tape&reel LMBT5550LT1g (pb-free) m1f 3000/tape&reel lmbt5551lt1 g1 3000/tape&reel lmbt5551lt1g (pb-free) g1 3000/tape&reel
leshan radio company, ltd. LMBT5550LT1?2/5 LMBT5550LT1 lmbt5551lt1 electrical characteristics (t a = 25c unless otherwise noted) (continued) characteristic symbol min max unit on characteristics dc current gain h fe ?? (i c = 1.0 madc, v ce = 5.0 vdc) lmbt5550 60 ? lmbt5551 80 ? (i c = 10 madc, v ce = 5.0 vdc) lmbt5550 60 250 lmbt5551 80 250 (i c = 50 madc, v ce = 5.0vdc) lmbt5550 20 ? lmbt5551 30 ? collector?emitter saturation voltage v ce(sat) vdc (i c = 10 madc, i b = 1.0 madc) both types ? 0.15 (i c = 50 madc, i b = 5.0 madc ) lmbt5550 ? 0.25 lmbt5551 ? 0.20 base?emitter saturation voltage v be(sat) vdc (i c = 10 madc, i b = 1.0 madc) both types ? 1.0 (i c = 50 madc, i b = 5.0 madc) lmbt5550 ? 1.2 lmbt5551 ? 1.0
leshan radio company, ltd. LMBT5550LT1?3/5 LMBT5550LT1 lmbt5551lt1 v ce = 1.0 v v ce = 5.0 v i c , collector current (ma) figure 15. dc current gain h fe , dc current gain (normalized) t j = +125c +25c ?55c 0.1 0.2 0.3 0.5 0.7 1.0 2.0 3.0 5.0 7.0 10 20 30 50 70 100 500 300 200 100 50 30 20 10 7.0 5.0 i b , base current (ma) figure 16. collector saturation region v be , base?emitter voltage (volts) figure 3. collector cut?off region i c , collector current (ma) figure 4. ?on? voltages v ce , collector emitter voltage (volts) i c , collector current ( a) v, voltage (volts) ?0.4 ?0.3 ?0.2 ?0.1 0 0.1 0.2 0.3 0.4 0.5 0.6 10 1 10 0 10 ?1 10 ?2 10 ?3 10 ?4 10 ?5 0.005 0.01 0.02 0.05 0.1 0.2 0.5 1.0 2.0 5.0 10 20 50 1.0 0.8 0.6 0.4 0.2 0 i c = 1.0 ma t j = 25c 10 ma 30 ma 100 ma 0.1 0.2 0.3 0.5 1.0 2.0 3.0 5.0 10 20 30 50 100 1.0 0.8 0.6 0.4 0.2 0 v ce = 30 v t j = 125c 75c 25c i c = i ces reverse forward t j = 25c v be(sat) @ i c /i b = 10 v ce(sat) @ i c /i b = 10
leshan radio company, ltd. LMBT5550LT1?4/5 LMBT5550LT1 lmbt5551lt1 c obo c, capacitance (pf) 10.2 v v in 10 ms input pulse v bb r b 5.1 k 0.25 mf v in 1n914 v out r c v cc 30 v 3.0 k t r , t f < 10 ns duty cycle = 1.0% t, time (ns) values shown are for i c @ 10 ma figure 6. switching time test circuit i c , collector current (ma) figure 5. temperature coefficients v r , reverse voltage (volts) figure 7. capacitances figure i c , collector current (ma) 8. turn?on time i c , collector current (ma) figure 9. turn?off time t, time (ns) v , temperature coefficient (mv/c) t j = 25c i c /i b = 10 t j = 25c t r @ v cc = 120 v t r @ v cc = 30 v t d @ v eb(off) = 1.0 v v cc = 120 v i c /i b = 10 t j = 25c t f @ v cc = 120 v t f @ v cc = 30 v t s @ v cc = 120 v vc for v ce(sat) vb for v be(sat) t j = ?55c to +135c 0.1 0.2 0.3 0.5 1.0 2.0 3.0 5.0 10 20 30 50 100 2.5 2 1.5 1.0 0.5 0 ?0.5 ?1.0 ?1.5 ?2.0 ?2.5 100 70 50 30 20 10 7.0 5.0 3.0 2.0 1.0 c ibo 0.2 0.3 0.7 0.5 1.0 2.0 3.0 5.0 7.0 10 20 0.2 0.3 0.5 1.0 2.0 3.0 5.0 10 20 30 50 100 200 1000 500 300 200 100 50 30 20 10 0.2 0.3 0.5 1.0 2.0 3.0 5.0 10 20 30 50 100 200 5000 3000 2000 1000 500 300 200 100 50 100 ?8.8 v 100
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. notes: 1. dimensioning and tolerancing per ansi y14.5m, 1982. 2. controlling dimension: inch. inches millimeters dim min max min max 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 0.0140 0.0285 0.35 0.69 l 0.0350 0.0401 0.89 1.02 s 0.0830 0.1039 2.10 2.64 v 0.0177 0.0236 0.45 0.60 pin 1. base 2. emitter 3. collector 0.031 0.8 sot-23 3 LMBT5550LT1 lmbt5551lt1 LMBT5550LT1 - 5/5
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