leshan radio company, ltd. g9?1/2 1 3 2 case 318?08, style 11 sot? 23 (to?236ab) this switching diode has the following features: . . . . . low leakage current applications . . . . . medium speed switching times . . . . . available in 8 mm tape and reel use BAV199LT1 to order the 7 inch/3,000 unit reel use bav199lt3 to order the 13 inch/10,000 unit reel dual series switching diode BAV199LT1 maximum ratings rating symbol v alue 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 vdc average rectified forward current (1) (averaged over any 20 ms period) i f(av) 715 madc repetitive peak forward current i frm 450 madc non-repetitive peak forward current t = 1.0 s i fsm 2.0 adc t = 1.0 ms 1.0 t = 1.0 a 0.5 thermal characteristics characteristic symbol max unit total device dissipation fr- 5 board (1) t a = 25c p d 225 mw derate above 25c 1.8 mwc 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 mwc thermal resistance, junction to ambient r ja 417 c/w junction and storage temperature t j , t stg ?65 to +150 c device marking BAV199LT1 = jy 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 cahode/anode 1 anode 2 cathode
leshan radio company, ltd. g9?2/2 electrical characteristics (t a = 2 5 c unless otherwise noted) (each diode) characteristic symbol min max unit off characteristics reverse breakdown voltage v (br) 70 ? vdc (i (br) = 100 adc) reverse voltage leakage current i r nadc (v r = 70 vdc) ? 5.0 (v r = 70 vdc, t j = 150c) ? 80 diode capacitance (v r = 0 v, f = 1.0 mhz) c d ? 2.0 pf forward voltage v f mvdc (i f = 1.0 madc) ? 900 (i f = 10 madc) ? 1000 (i f = 50 madc) ? 1100 (i f = 150 madc) ? 1250 reverse recovery time t rr ? 3.0 s (i f = i r = 10 madc) (figure 1) b b b b b a a a a a v199l v199l v199l v199l v199l t1 t1 t1 t1 t1 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 +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
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