phase control thyristor at803 repetitive voltage up to 1600 v mean forward current 1058 a surge current 15 ka final specification feb. 17 - issue: 5 symbol characteristic conditions tj [c] value unit blocking v rrm repetitive peak reverse voltage 125 1600 v v rsm non-repetitive peak reverse voltage 125 1700 v v drm repetitive peak off-state voltage 125 1600 v i rrm repetitive peak reverse current v=vrrm 125 50 ma i drm repetitive peak off-state current v=vdrm 125 50 ma conducting i t (av) mean forward current 180 sin, 50 hz, th=55c, double side cooled 1058 a i t (av) mean forward current 180 sin, 50 hz, tc=85c, double side cooled 834 a i tsm surge forward current sine wave, 10 ms 125 15 ka i2 t i2 t without reverse voltage 1125 x 10 3 a2s v t on-state voltage on-state current = 1600 a 25 1,50 v v t(to) threshold voltage 125 0,90 v r t on-state slope resistance 125 0,340 mohm switching di/dt critical rate of rise of on-state current, min. from 75% vdrm up to 1050 a; gate 10v, 5 w 125 200 a/s dv/dt critical rate of rise of off-state voltage, min. linear ramp up to 70% of vdrm 125 500 v/s t d gate controlled delay time, typical vd=100v; gate source 25v, 10 w , tr=.5 s 25 1 s t q circuit commutated turn-off time, typical dv/dt = 20 v/s linear up to 75% vdrm 200 s q rr reverse recovery charge di/dt = -20 a/s, i= 700 a 125 c i rr peak reverse recovery current vr= 50 v a i h holding current, typical vd=5v, gate open circuit 25 300 ma i l latching current, typical vd=5v, tp=30s 25 700 ma gate v gt gate trigger voltage vd=5v 25 3,50 v i gt gate trigger current vd=5v 25 150 ma v gd non-trigger gate voltage, min. vd=vdrm 125 0,25 v v fgm peak gate voltage (forward) 30 v i fgm peak gate current 10 a v rgm peak gate voltage (reverse) 5 v p gm peak gate power dissipation pulse width 100 s 150 w p g average gate power dissipation 2 w mounting r th(j-h) thermal impedance, dc junction to heatsink, double side cooled 37,0 c/kw r th(c-h) thermal impedance case to heatsink, double side cooled 7,0 c/kw t j operating junction temperature -30 / 125 c f mounting force 11,8 / 13,2 kn mass 300 g ordering information : at803 s 16 standard specification vrrm/100 poseico spa via pillea 42 - 44, 16153 genova - italy tel. + 39 010 8599400 - fax + 39 010 8682006 sales office: tel. + 39 010 8599400 - sales@poseico.com
at803 phase control thyristor final specification feb. 17 - issue: 5 dissipation characteristics square wave dc 180 120 90 60 30 40 50 60 70 80 90 100 110 120 130 0 200 400 600 800 1000 1200 1400 1600 th [ c] i f(av) [a] dc 180 120 90 60 30 0 200 400 600 800 1000 1200 1400 1600 1800 2000 0 200 400 600 800 1000 1200 1400 1600 p f(av) [w] i f(av) [a]
at803 phase control thyristor final specification feb. 17 - issue: 5 dissipation characteristics sine wave 180 120 90 60 30 40 50 60 70 80 90 100 110 120 130 0 200 400 600 800 1000 1200 th [ c] i f(av) [a] 180 120 90 60 30 0 200 400 600 800 1000 1200 1400 1600 1800 2000 0 200 400 600 800 1000 1200 p f(av) [w] i f(av) [a]
at803 phase control thyristor final specification feb. 17 - issue: 5 cathode terminal type din 46244 - a 4.8 - 0.8 gate terminal type amp 60598 - 1 distributed by 0 500 1000 1500 2000 2500 3000 3500 0 0,5 1 1,5 2 2,5 on - state current [a] on - state voltage [v] on - state characteristic tj = 125 c 0 5 10 15 20 25 30 35 40 0,001 0,01 0,1 1 10 100 zth j - h [ c/kw] t[s] transient thermal impedance double side cooled 0 2 4 6 8 10 12 14 16 1 10 100 itsm [ka] n cycles surge characteristic tj = 125 c all the characteristics given in this data sheet are guaranteed only with uniform clamping force, cleaned and lubricated heatsink, surfaces with flatness < . 03 mm and roughness < 2 m . in the interest of product improvement poseico spa reserves the right to change any data given in this data sheet at any time without previous notice . if not stated otherwise the maximum value of ratings (simbols over shaded background) and characteristics is reported .
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