revised: 01/16/18 specifcations are subject to change without notice. ?2018 littelfuse, inc thyristors 20 / 25 amp standard scrs sxx20x & sxx25x series sjxx20xx series description this sjxx20xx high temperature scr series is ideal for uni-directional switch applications such as phase control in heating, motor speed controls, converters/rectifers and inrush current controllers. these scrs have a low gate current trigger level of 6 ma,10 ma or 35 ma maximum at approximately 1.5 v. features & benefts ? halogen free and rohs compliant ? 150 c maximum junction temperature ? surge capability up to 300a at 60 hz half cycle main features absolute maximum ratings 20a scr symbol parameter test conditions value unit v dsm/ v rsm peak non-repetitive blocking voltage pw=100 s v drm /v rrm +100 v i t(rms) rms on-state current sjxx20lx t c = 105 c 20 a sjxx20rx sjxx20nx t c = 130 c i t(av) average on-state current sjxx20lx t c = 105 c 12.8 a sjxx20rx sjxx20nx t c = 130 c i tsm peak non-repetitive surge current single half cycle; f = 50hz; t j (initial) = 25 c 225 a single half cycle; f = 60hz; t j (initial) = 25 c 300 i 2 t i 2 t value for fusing t p = 8.3 ms 3 74 a 2 s di/dt critical rate of rise of on-state current f = 60hz ; t j = 150 c 125 a/s i gm peak gate current t j = 150 c 3 a p g(av) average gate power dissipation t j = 150 c 0.6 w t stg storage temperature range -40 to 150 c t j operating junction temperature range -40 to 150 c note: xx=voltage/10, x=sensitivity applications typical applications include ac generator (acg) rectifers, battery voltage regulators, generic converters and inrush current controller in various ac to dc applications. additional applications include controls for power tools, home/brown good and white goods appliances. internally constructed isolated packages are offered for ease of heat sinking with high isolation voltage. rohs 20 amps high junction temperature scrs symbol value unit i t(rms) 20 a v drm /v rrm 400 or 600 v i gt 6 to 35 ma schematic symbol ak g sjxx20xx series
revised: 01/16/18 specifcations are subject to change without notice. ?2018 littelfuse, inc thyristors 20 / 25 amp standard scrs sxx20x & sxx25x series electrical characteristics (t j = 25c, unless otherwise specifed) static characteristics symbol test conditions value unit v tm i t = 40a; t p = 380s max. 1. 6 v i drm / i rrm v drm / v rrm t j = 25c max. 10 a t j = 125c 1000 t j = 150c 3000 thermal resistances symbol parameter value unit r (jc) junction to case (ac) sjxx20rx sjxx20nx 1. 0 c/w sjxx20lx 2.4 note: xx=voltage/10, x=sensitivity figure 1: normalized dc gate trigger current vs. junction temperature figure 2: normalized dc gate trigger voltage vs. junction temperature junction t emper at ur e (t j ) ? (oc) ratio of i gt / i gt (t j = 25oc) 0. 0 0. 4 0. 8 1. 2 1. 6 2. 0 -4 0- 15 10 35 60 85 11 01 35 15 0 junction t emper at ur e (t j ) ? (oc) ratio of i h / i h (t j = 25oc) 0. 0 0. 2 0. 4 0. 6 0. 8 1. 0 1. 2 1. 4 -4 0- 15 10 35 60 85 11 01 35 15 0 20 amps high junction temperature scrs symbol test conditions sjxx20x sjxx20x1 sjxx20x2 unit i gt v d = 12v; r l = 60 min. 8 2 5 ma max. 35 6 10 v gt max. 1. 5 1. 5 1. 5 v dv/dt v d = 67%v drm ; gate open; t j = 125c min. 800 70 500 v/s v d = 67% v drm ; gate open; t j = 150c 400 - 200 v gd v d = v drm r l = 3.3 k t j = 110c min. 0.2 0.2 0.2 v i h i t = 200ma (initial) max. 75 15 35 ma t q i t =2a; t p =50s; dv/dt=5v/s; di/dt=-30a/s max. 40 40 40 s t gt i g = 2 x i gt pw = 15s i t = 40a typ. 2 2 2 s note: xx=voltage/10, x=package sjxx20xx series
revised: 01/16/18 specifcations are subject to change without notice. ?2018 littelfuse, inc thyristors 20 / 25 amp standard scrs sxx20x & sxx25x series figure 3: normalized dc holding current vs. junction temperature figure 4: on-state current vs. on-state voltage (typical) junction t emper at ur e (t j ) ? (oc) ratio of i h / i h (t j = 25oc) 0. 0 0. 4 0. 8 1. 2 1. 6 2. 0 -4 0- 15 10 35 60 85 11 01 35 15 0 figure 5: power dissipation (typical) vs. rms on-state current figure 6: maximum allowable case temperature vs. rms on-state current rms on-state cur r ent [i t(rms) ] - (amps) av er ag e on-stat e p ower dissipation [p d(av ) ] - (w at ts) 0 3 6 9 12 15 18 0481 21 62 0 70 80 90 10 0 11 0 12 0 13 0 14 0 15 0 05 10 15 20 ma xi mu m allowable ca se te mp er at ure rm s on - st at e curre nt [i t( rm s) ]a mp s sj xx20r x sj xx20n x sjxx20lx (t c ) - oc) figure 7: maximum allowable case temperature vs. average on-state current ma xi mu m allowable ca se te mp er at ure av er ag e on - st at e curre nt [i t( a ve) ]a mp s (t c ) - oc) 70 80 90 10 0 11 0 12 0 13 0 14 0 15 0 02468 10 12 14 sj xx20r x sj xx20n x sjxx20lx instantaneous on-stat e v oltag e (v t ) ? v olts intantaneous on-stat e cur r ent (i t ) ? amps 0 10 20 30 40 50 60 0. 60 .7 0. 80 .9 1. 01 .1 1. 21 .3 1. 41 .5 1. 6 20 amps high junction temperature scrs figure 8: peak capacitor discharge current 1 000 10 10 0 0.5 1. 01 0.0 50.0 pulse cur r ent dur ation (t w ) - ms p eak disc har ge curr ent (i tm ) - amps i trm t w sjxx20xx series
revised: 01/16/18 specifcations are subject to change without notice. ?2018 littelfuse, inc thyristors 20 / 25 amp standard scrs sxx20x & sxx25x series figure 9: peak capacitor discharge current derating 0.0 0.2 0.4 0.6 0.8 1. 0 1. 2 02 55 07 51 00 12 51 50 case t emper at ur e (t c ) - oc nor maliz ed p eak cur r ent 10 10 0 1 000 11 01 00 10 00 p eak sur ge (non-r epetitiv e)on-stat e cur r ent (i tsm ) ? amps sur ge curr ent dur ation -- f ull cy cles figure 10: surge peak on-state current vs. number of cycles supply frequency: 60 hz sinusoidal load: resistive rms on-state current: [i t(rms) ]: maximum rated value at specifed case temperature notes: 1. gate control may be lost during and immediately following surge current interval. 2. overload may not be repeated until junction temperature has returned to steady-state rated value. 20 amps high junction temperature scrs sjxx20xx series
revised: 01/16/18 specifcations are subject to change without notice. ?2018 littelfuse, inc thyristors 20 / 25 amp standard scrs sxx20x & sxx25x series soldering parameters refow condition pb C free assembly pre heat - temperature min (t s(min) ) 150c - temperature max (t s(max) ) 200c - time (min to max) (t s ) 60 C 180 secs average ramp up rate (liquidus temp) (t l ) to peak 5c/second max t s(max) to t l - ramp-up rate 5c/second max refow - temperature (t l ) (liquidus) 217c - time (t l ) 60 C 150 seconds peak temperature (t p ) 260 +0/-5 c time within 5c of actual peak temperature (t p ) 20 C 40 seconds ramp-down rate 5c/second max time 25c to peak temperature (t p ) 8 minutes max. do not exceed 280c physical specifcations environmental specifcations test specifcations and conditions ac blocking mil-std-750, m-1040, cond a applied peak ac voltage @ 150c for 1008 hours temperature cycling mil-std-750, m-1051, 100 cycles; -55c to +150c; 15-min dwell-time temperature/ humidity eia / jedec, jesd22-a101 1008 hours; 160v - dc: 85c; 85% rel humidity high temp storage mil-std-750, m-1031, 1008 hours; 150c low-temp storage 1008 hours; -40c resistance to solder heat mil-std-750 method 2031 solderability ansi/j-std-002, category 3, test a lead bend mil-std-750, m-2036 cond e moisture sensitivity level level 1, jedec-j-std-020d terminal finish 100% matte tin-plated body material ul recognized compound meeting fammability rating v-0. lead material copper alloy design considerations careful selection of the correct component for the applications operating parameters and environment will go a long way toward extending the operating life of the thyristor. good design practice should limit the maximum continuous current through the main terminals to 75% of the component rating. other ways to ensure long life for a power discrete semiconductor are proper heat sinking and selection of voltage ratings for worst case conditions. overheating, overvoltage (including dv/dt), and surge currents are the main killers of semiconductors. correct mounting, soldering, and forming of the leads also help protect against component damage. ti me te mperature t p t l t s(max) t s(min) 25 t p t l t s time to peak temperature preheat p r e h eat ramp-up ramp-up ramp-down r am p - do 20 amps high junction temperature scrs sjxx20xx series
revised: 01/16/18 specifcations are subject to change without notice. ?2018 littelfuse, inc thyristors 20 / 25 amp standard scrs sxx20x & sxx25x series dimensions to-220ab (r-package) non-isolated mounting tab common with center lead dimension inches millimeters min max min max a 0.380 0.420 9.65 10.67 b 0.105 0.115 2.67 2.92 c 0.230 0.250 5.84 6.35 d 0.590 0.620 14.99 15.75 e 0.142 0.147 3.61 3.73 f 0.110 0.130 2.79 3.30 g 0.540 0.575 13.72 14.61 h 0.025 0.035 0.64 0.89 j 0.195 0.205 4.95 5.21 k 0.095 0.105 2.41 2.67 l 0.060 0.075 1.52 1.91 m 0.085 0.095 2.16 2.41 n 0.018 0.024 0.46 0.61 o 0.178 0.188 4.52 4.78 p 0.045 0.060 1. 14 1.52 r 0.038 0.048 0.97 1.22 k j a h g b f e c d l r t c mea suring poin t anode o p n m .27 6 7. 01 .526 1 3.36 .320 8.1 3 area (ref .) 0.1 7 in 2 no tch in ga te lead to id. non-isola ted ta b ga te ca thode anode dimensions to-220ab (l-package) isolated mounting tab dimension inches millimeters min max min max a 0.380 0.420 9.65 10.67 b 0.105 0.115 2.67 2.92 c 0.230 0.250 5.84 6.35 d 0.590 0.620 14.99 15.75 e 0.142 0.147 3.61 3.73 f 0.110 0.130 2.79 3.30 g 0.540 0.575 13.72 14.61 h 0.025 0.035 0.64 0.89 j 0.195 0.205 4.95 5.21 k 0.095 0.105 2.41 2.67 l 0.060 0.075 1.52 1.91 m 0.085 0.095 2.16 2.41 n 0.018 0.024 0.46 0.61 o 0.178 0.188 4.52 4.78 p 0.045 0.060 1. 14 1.52 r 0.038 0.048 0.97 1.22 a h g b f e c d l r t c mea suring poin t area (ref .) 0.1 7 in 2 o p n m .320 8.1 3 .526 1 3.36 .27 6 7. 01 k j ga te ca thode anode note: maximum torque to be applied to mounting tab is 8 in-lbs. (0.904 nm). note: maximum torque to be applied to mounting tab is 8 in-lbs. (0.904 nm). 20 amps high junction temperature scrs sjxx20xx series
revised: 01/16/18 specifcations are subject to change without notice. ?2018 littelfuse, inc thyristors 20 / 25 amp standard scrs sxx20x & sxx25x series dimensions Cto- 263ab (n-package) d 2 -pak surface mount dimension inches millimeters min max min max a 0.360 0.370 9.14 9.40 b 0.380 0.420 9.65 10.67 c 0.178 0.188 4.52 4.78 d 0.025 0.035 0.64 0.89 e 0.045 0.060 1. 14 1.52 f 0.060 0.075 1.52 1.91 g 0.095 0.105 2.41 2.67 h 0.092 0.102 2.34 2.59 j 0.018 0.024 0.46 0.61 k 0.090 0.110 2.29 2.79 s 0.590 0.625 14.99 15.88 v 0.035 0.045 0.89 1. 14 u 0.002 0.010 0.05 0.25 w 0.040 0.070 1. 016 1.78 product selector g b a w d f v s ca thode anode t c mea suring point c e k h j u .320 8.1 3 .27 6 7. 01 .331 8.41 ga te .460 11 .68 .665 1 6.89 .260 6.60 .1 50 3.81 .080 2.03 .085 2.1 6 .055 1 .40 .350 8.89 .27 6 7. 01 .27 6 7. 01 area: 0.1 1 in 2 packing options part number marking weight packing mode base quantity sjxx20lxtp sjxx20lx 2.2g tube 500 (50 per tube) SJXX20RXTP sjxx20rx 2.2g tube 500 (50 per tube) sjxx20nxtp sjxx20nx 1.6g tube 500 (50 per tube) sjxx20nxrp sjxx20nx 1.6g embossed carrier 500 note: xx=voltage/10, x=sensitivity 20 amps high junction temperature scrs part number voltage gate sensitivity type package 400v 600v sjxx20l x x 35ma standard scr to-220l sjxx20r x x 35ma standard scr to-220r sjxx20n x x 35ma standard scr to-263 sjxx20l1 x x 6ma standard scr to-220l sjxx20r1 x x 6ma standard scr to-220r sjxx20n1 x x 6ma standard scr to-263 sjxx20l2 x x 10ma standard scr to-220l sjxx20r2 x x 10ma standard scr to-220r sjxx20n2 x x 10ma standard scr to-263 note: xx = voltage/10 sjxx20xx series
revised: 01/16/18 specifcations are subject to change without notice. ?2018 littelfuse, inc thyristors 20 / 25 amp standard scrs sxx20x & sxx25x series to-263 embossed carrier reel pack (rp) specifcations gate cathode anode 0.512 (13.0) arbor hole dia. 0.945 (24.0) 0.63 (16.0) 1.01 (25.7) 12.99 (330.0) 0.827 (21.0) 0.157 (4.0) direction of f eed dimensions are in inches (and millimeters). * * co v er tape 0.059 dia (1.5) meets all eia-481-2 standards part numbering system part marking system ? m y sj6020l1 t o-220 ab - (l and r pa ck age) t o-263 ab - (n pa ck age) date code marking y:year code m: month code xxx: lot trace code sj 60 20 component t ype sj: high temperature scr vo lta ge ra tin g 40: 40 0v current ra ting 20: 20a sensitivit y & ty pe pa ckag e ty pe l: to -220 isolated r: t o-220 non-isolate d n: to -263 (d 2 -p ak) l 1 60: 60 0v [blank]: 35ma 2: 1 0ma 1: 6ma packing type tp tp: t ube pa ck rp: r eel pa ck 20 amps high junction temperature scrs disclaimer notce - informaton furnished is believed to be accurate and reliable. however, users should independently evaluate the suitability of and test each product selected for their own applicatons. litelfuse products are not designed for, and may not be used in, all applicatons. read complete disclaimer notce at htp://www.litelfuse.com/disclaimer-electronics . sjxx20xx series
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