leshan radio company, ltd. LBAV99LT1?1/3 1 3 2 dual series switching diode LBAV99LT1 sot?23 3 cahode/anode 1 anode 2 cathode device marking LBAV99LT1 = a7 maximum ratings (each diode) rating symbol value unit reverse voltage v r 70 vdc forward current i f 215 madc peak forward surge current i fm(surge) 500 madc repetitive peak reverse voltage v rrm 70 v average rectified forward current (1) i f(av) 715 ma (averaged over any 20 ms period) repetitive peak forward current i frm 450 ma non?repetitive peak forward current i fsm a t = 1.0 s 2.0 t = 1.0 ms 1.0 t = 1.0 s 0.5 thermal characteristics characteristic symbol max unit total device dissipation p d 225 mw fr?5 board, (1) 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 ?65 to +150 c electrical characteristics (t a = 25c unless otherwise noted) (each diode) characteristic symbol min max unit off characteristics reverse breakdown voltage(i (br) = 100 a) v (br) 70 ? vdc reverse voltage leakage current (v r = 70 vdc) i r ? 2.5 adc (v r = 25 vdc, t j = 150c) ?? 30 (v r = 70 vdc, t j = 150c) ?? 50 diode capacitance c d ? 1.5 pf (v r = 0, f = 1.0 mhz) forward voltage (i f = 1.0 madc) v f ?? 715 mvdc (i f = 10 madc) ? 855 (i f = 50 madc) ?? 1000 (i f = 150 madc) ?? 1250 reverse recovery time (i f = i r = 10 madc, i r(rec) = 1.0 madc, r l = 100 ? ) (figure 1) t rr ? 6.0 ns forward recovery voltage (i f = 10 ma, t r = 20 ns) v fr ? 1.75 v 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.
leshan radio company, ltd. LBAV99LT1?2/3 LBAV99LT1 notes: 1. a 2.0 k variable resistor adjusted for a forward current (i f ) of 10ma. notes: 2. input pulse is adjusted so i r(peak) is equal to 10ma. notes: 3. t p ? t rr figure 1. recovery time equivalent test circuit 100 10 1.0 0.1 0.2 0.4 0.6 0.8 1.0 1.2 t a = 150c t a = 125c t a = 85c t a = 25c 01020304050 10 1.0 0.1 0.01 0.001 02 4 6 8 0.68 0.64 0.60 0.56 0.52 i f , forward current (ma) v f , forward voltage (volts) figure 2. forward voltage v r , reverse voltage (volts) figure 3. leakage current v r , reverse voltage (volts) figure 4. capacitance i r , reverse current ( a) c d ,total capacitance (pf) t a = 85c t a = 25c t a = ? 40c t a = 55c curves applicable to each diode +10 v 2.0 k 820 100 h 0.1 f d.u.t. 0.1 f 50 output pulse generator t r 50 input sampling oscilloscope t p t 10% 90% i f i r t rr t i r(rec) = 1.0 ma output pulse (i f = i r = 10 ma; measured at i r(rec) = 1.0 ma) input signal i f v r
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. anode 2. cahode 3. cahode /anode 0.031 0.8 sot-23 3 LBAV99LT1 - 3/3 LBAV99LT1
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