leshan radio company, ltd. lmbta42/43lt1-1/4 1 3 2 LMBTA42LT1 lmbta43lt1 sot?23 high voltage transistors maximum ratings rating symbol lmbta42 lmbta43 unit collector?emitter voltage v ceo 300 200 vdc collector?base voltage v cbo 300 200 vdc emitter?base voltage v ebo 6.0 6.0 vdc collector current ? continuous i c 500 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 mi n max unit off characteristics collector?emitter breakdown voltage(3) v (br)ceo vdc (i c = 1.0 madc, i b = 0) lmbta42 300 ? lmbta43 200 ? collector?base breakdown voltage v (br)cbo vdc (i c = 100 adc, i e = 0) lmbta42 300 ? lmbta43 200 ? emitter?base breakdown voltage v (br)ebo 6.0 ? vdc (i e = 100 adc, i c = 0) collector cutoff current i cbo adc ( v cb = 200vdc, i e = 0) lmbta42 ? 0.1 ( v cb = 160vdc, i e = 0) lmbta43 ? 0.1 emitter cutoff current i ebo adc ( v eb = 6.0vdc, i c = 0) lmbta42 ? 0.1 ( v eb = 4.0vdc, i c = 0) lmbta43 ? 0.1 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%. value 2 emitter 3 collector 1 base ? pb-free package is available. device marking and ordering information device marking package shipping LMBTA42LT1 1d sot-23 3000/tape&reel LMBTA42LT1g 1d (pb-free) sot-23 3000/tape&reel lmbta43lt1 m1e sot-23 3000/tape&reel lmbta43lt1g m1e (pb-free) sot-23 3000/tape&reel
leshan radio company, ltd. lmbta42/43lt1-2/4 electrical characteristics (t a = 25c unless otherwise noted) (continued) characteristic symbol min max unit on characteristics (3) dc current gain h fe ?? (i c = 1.0 madc, v ce = 10 vdc) both types 25 ? (i c = 10 madc, v ce = 10 vdc) both types 40 ? lmbta42 40 ? (i c = 30 madc, v ce = 10 vdc) lmbta43 40 ? collector?emitter saturation voltage v ce(sat) vdc (i c = 20 madc, i b = 2.0 madc) lmbta42 ? 0.5 lmbta43 ? 0.5 base?emitter saturation voltage v be(sat) ? 0.9 vdc (i c = 20 madc, i b = 2.0 madc) small?signal characteristics current ?gain?bandwidth product f t 50 ? mhz (v ce = 20 vdc, i c = 10ma, f = 100 mhz) collector ? base capacitance c cb pf (v cb = 20 vdc, i e = 0, f = 1.0 mhz) lmbta42 ? 3.0 lmbta43 ? 4.0 3. pulse test: pulse width < 300 s, duty cycle < 2.0%. LMBTA42LT1 lmbta43lt1
leshan radio company, ltd. lmbta42/43lt1?3/4 200 100 50 30 20 h fe , dc current gain 1.0 2.0 3.0 5.0 7.0 10 20 30 50 70 100 i c , collector current (ma) figure 8. dc current gain t j = 125c 25c ? 55c LMBTA42LT1 lmbta43lt1 v ce = 10vdc c eb v r , reverse voltage (volts) figure 2. capacitance c, capacitance (pf) 0.2 0.5 1.0 2.0 5.0 10 20 50 100 200 100 50 20 10 5.0 2.0 1.0 c cb f t , current? gain ? bandwidth product (mhz) i c , collector current (ma) figure 3. current?gain ? bandwidth product t j = 25c v ce = 20 v f = 20 mhz 1.0 2.0 3.0 5.0 7.0 10 20 30 50 70 100 100 70 50 30 20 10 v, voltage (volts) i c , collector current (ma) figure 4. ?on? voltages t j = 25c v be(sat) @ i c /i b = 10 v be(on) @ v ce = 10 v v ce(sat) @ i c /i b = 10 5.0 1.4 1.2 1.0 0.8 0.6 0.4 0.2 0 1.0 2.0 3.0 5.0 7.0 10 20 30 50 70 100
leshan radio company, ltd. lmbta42/4lt1-4/4 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 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 0.031 0.8 sot-23 3 LMBTA42LT1 lmbta43lt1
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