STO875 thru sto1875 discrete thyristors (isolated) k k =cathode, a=anode, g=gate dimensions to-218 STO875 sto1275 sto1675 v rrm v 800 1200 1600 v rsm v 900 1300 1700 a k g symbol test conditions maximum ratings unit t vj =t vjm t c =75 o c; 180 o sine 75 48 a t vj =45 o c t=10ms (50hz), sine v r =0 t=8.3ms (60hz), sine t vj =t vjm t=10ms(50hz), sine v r =0 t=8.3ms(60hz), sine 540 580 480 500 a i tsm t vj =45 o c t=10ms (50hz), sine v r =0 t=8.3ms (60hz), sine t vj =t vjm t=10ms(50hz), sine v r =0 t=8.3ms(60hz), sine 1350 1300 1050 1030 a 2 s i 2 t (di/dt) cr 150 500 a/us (dv/dt) cr t vj =t vjm ; v dr =2/3v drm r gk = ; method 1 (linear voltage rise) 1000 v/us p gm t vj =t vjm t p =30us i t =i tavm t p =300us 10 5 w p gav 0.5 w i trms i tavm o c t vj t vjm t stg -40...+140 140 -40...+125 v isol 50/60hz, rms t=1minute, leads-to-tab 2500 v~ m d f c mounting torque (m3) mounting force with clip 0.8...1.2 20...120 nm n weight 6 g t vj =t vjm repetitive, i t =40a f=50hz, t p =200us v d =2/3v drm i g =0.3a non repetitive, i t =i tavm di g /dt=0.3a/us v rgm 10 v sto1875 18 00 1900 ref. dimensions millimeters inches min. typ. max. min. typ. max. a 4.4 4.6 0.173 0.181 b 1.45 1.55 0.057 0.061 c 14.35 15.60 0.565 0.614 d 0.5 0.7 0.020 0.028 e 2.7 2.9 0.106 0.114 f 15.8 16.5 0.622 0.650 g 20.2 21.1 0.79 5 0.594 0.831 h 15.1 15.5 0.610 j 5.2 5.65 0.204 0.134 0.222 k 3.4 3.65 0.144 ?l 4.08 4.17 0.161 0.164 p 1.20 1.40 0.047 0.055 r 4.60 0.181 r h k g f e d b a c j j p ?l a g a k g page1 ? 2016 sirectifier electronics technology corporation tel? +86-519-86800000 fax: +86-519-88019019 e-mail: sales@sirectifier.com www.sirectifier.com
symbol test conditions characteristic values unit v v t it=75a; tvj=25 o c 1.60 v to for power-loss calculations only (t vj =125 o c) 0.85 v r t 11 m v d =6v; t vj =25 o c t vj =-40 o c v gt 1.5 1.6 v v d =6v; t vj =25 o c t vj =-40 o c i gt 100 200 ma v gd t vj =t vjm ; v d =2/3v drm 0.2 v i gd 10 ma i h t vj =25 o c; v d =6v; r gk = 100 ma t vj =25 o c; t p =10us; i g =0.3a; di g /dt=0.3a/us 150 ma i l dc current r thjc 0.62 k/w dc current r thjh 0.82 k/w a max. acceleration, 50 hz 50 m/s 2 i r , i d t vj =t vjm ; v r =v rrm ; v d =v drm 5 ma t vj =25 o c; v d =1/2v drm i g =0.3a; di g /dt=0.3a/us t gd 2 us 1 1 0 100 1000 10000 0. 1 1 10 i g v g ma v 4 2 1 5 6 3 fig. 1 gate trigger range i gd , t vj =125 c 4: p gav = 0.5 w 5: p gm = 5 w 6: p gm = 10 w 1: i gt , t vj = 125 c 2: i gt , t vj = 2 5 c 3: i gt , t vj = -40 c 10 100 1000 1 10 100 1000 s t gd i g ma ty p . li m i t fig. 2 gate controlled delay time t gd t vj = 25 c STO875 thru sto1875 discrete thyristors (isolated) page2 ? 2016 sirectifier electronics technology corporation tel? +86-519-86800000 fax: +86-519-88019019 e-mail: sales@sirectifier.com www.sirectifier.com
0 2 0 4 0 6 0 8 0 100 120 0 10 20 30 40 50 60 70 80 i t ( av)m 0 1 02 0 3 04 0 5 06 07 0 0 20 40 60 80 100 120 140 0 2 5 5 0 7 5 1 00 125 150 0. 001 0. 01 0. 1 1 0 100 200 300 400 0. 0 0 . 5 1. 0 1 . 5 2. 0 0 20 40 60 80 100 0. 001 0 . 0 1 0 . 1 1 1 0 1 00 0. 0 0. 5 1. 0 i ts m i t a v t t s p t w i t ( av)m a t am b c t s z th jc k/ w v a 12 3 4 5 6 7 8 9 1 0 1000 i 2 t t a 2 s t ca se a c ms 500 2000 fig. 8 t ransient thermal impedance junction to case fig. 3 forward characteristics fig. 4 surge overload current i tsm : crest value, t: duration fig. 5 i 2 t versus time (1-10 ms) fig. 6 power dissipation versus forward current and ambient temperature fig. 7 max. forward current at case temperature t vj = 125 c t vj = 45 c 50hz, 80%v rrm t vj = 125 c dc 180 sin 120 60 30 r thka : 0.1 k/w 0.5 k/w 1 k/w 2 k/w 4 k/w 10 k/w t vj = 45 c dc 180 sin 120 60 30 30 60 120 180 dc v r = 0 v t vj = 25 c t vj = 125 c r thjc for various conduction angles d: dr thjc (k/w) dc 0.62 180 0.71 120 0.748 60 0.793 30 0.817 constants for z thjc calculation: ir thi (k/w) t i (s) 1 0.206 0.013 2 0.362 0.118 3 0.052 1.488 STO875 thru sto1875 discrete thyristors (isolated) page3 ? 2016 sirectifier electronics technology corporation tel? +86-519-86800000 fax: +86-519-88019019 e-mail: sales@sirectifier.com www.sirectifier.com
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