this is information on a product in full production. april 2012 doc id 018497 rev 4 1/10 10 tn1205h high temperature 12 a scrs datasheet ? production data features high junction temperature: t j = 150 c medium current scrs high noise immunity up to 150 c rohs (2002/95/ec) compliant 600 v v drm , v rrm application general purpose ac line load switching motor control circuits small home appliances lighting inrush current limiting circuits over-voltage crowbar protection description available in standard gate triggering levels, the tn1205h scr series has very high switching capability up to junction temperature of 150 c. these products fit all modes of control found in applications such as overvoltage crowbar protection, motor control circuits in power tools and kitchen aids, inrush current limiting circuits, capacitive discharge ignition and voltage regulation circuits. these products are particulary adapted for use in areas where the ambient temperature is high or the ventilation low, or where an increase of power density is required. through-hole or surface-mount packages provide performance in a limited space area. table 1. device summary order code package v drm , v rrm i gt TN1205H-6T to-220ab 600 v 2 to 5 ma tn1205h-6g d 2 pa k a k g a k g a a k g a to-220ab (TN1205H-6T) d 2 pak (tn1205h-6g) www.st.com
characteristics tn1205h 2/10 doc id 018497 rev 4 1 characteristics table 2. absolute ratings (limiting values) symbol parameter value unit i t(rms) on-state rms current (180 conduction angle) to220-ab, d 2 pa k t c = 136 c 12 a i t(av) average on-state current (180 conduction angle) 7.6 a i tsm non repetitive surge peak on-state current t p = 8.3 ms t j = 25 c 126 a t p = 10 ms 120 i 2 ti 2 t value for fusing t p = 10 ms 72 a 2 s v dsm , v rsm non repetitive surge p eak off-state voltage t p = 10 ms v drm , v rrm +100 v di/dt critical rate of rise of on-state current i g = 2 x i gt , t r 100 ns f = 60 hz t j = 150 c 100 a/s i gm peak gate current t p = 20 s t j = 150 c 4 a p g(av) average gate power dissipation t j = 150 c 1 w v rgm maximum peak reverse gate voltage 5 v t stg t j storage junction temperature range operating junction temperature range - 40 to + 150 c t l maximum lead temperature for soldering during 10 s. 260 c table 3. electrical characteristics (t j = 25 c, unless otherwise specified) symbol test conditions value unit i gt v d = 12 v, r l = 33 min. 2 ma max. 5 v gt v d = v drm , r l = 3.3 k max. 1.3 v v gd v d = v drm , r l = 3.3 k min. 0.2 v i h i t = 500 ma gate open max. 20 ma i l i g = 1.2 i gt max. 40 ma dv/dt v d = 67% v drm gate open t j = 125 c min. 200 v/s t j = 150 c 100 t gt i tm = 40 a, v d = 500 v, i g = 100 ma, di g /dt = 5 a/s typ. 1.9 s t q v dm = 335 v, tj =125 c, i tm = 20 a, v r = 25 v, (di t /dt) max = 30 a/s, dv d /dt = 50 v/s, r gk = 100 typ. 65 s
tn1205h characteristics doc id 018497 rev 4 3/10 table 4. static characteristics symbol test conditions value unit v t i tm = 24 a, t p = 380 s t j = 25 c max. 1.6 v v td threshold voltage t j = 150 c 0.8 v r d dynamic resistance t j = 150 c 30 m i drm i rrm v drm = v rrm t j = 25 c 5 a t j = 125 c 1 ma t j = 150 c 3 table 5. thermal resistance symbol parameter value max. unit r th(j-c) junction to case (dc) 1.3 c/w r th(j-a) junction to ambient (dc) s (1) = 1 cm 2 d 2 pa k 4 5 c/w to-220ab 60 1. s = copper surface under tab figure 1. maximum average power dissipation vs. average on-state current figure 2. average and dc on-state current vs. case temperature 0 1 2 3 4 5 6 7 8 9 10 11 012345678 360 p(w) = 180 i t(av) (a) 0 2 4 6 8 10 12 14 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 d.c. i(a) t(av) t (c) case = 180
characteristics tn1205h 4/10 doc id 018497 rev 4 figure 3. average and dc on-state current vs. ambient temperature figure 4. relative variation of thermal impedance vs. pulse duration 0.0 0.5 1.0 1.5 2.0 2.5 3.0 3.5 4.0 0 10 20 30 40 50 60 70 80 90 100 110 120 130 140 150 . d.c . to220ab dpak 2 i t(av) (a) t (c) a = 180 = 180 d.c s = 1 cm cu 2 0.01 0.10 1.00 1.0e-03 1.0e-02 1.0e-01 1.0e+00 1.0e+01 1.0e+02 1.0e+03 k = [z th / r th ] z th(j-c) z th(j-a) to-220ab t p (s) dpak s =1cm (epoxy fr4) 2 2 cu figure 5. relative variation of i gt ,v gt , i h , i l vs. junction temperature (typical values) figure 6. relative variation of static dv/dt immunity vs. junction temperature (typical values) 0.0 0.2 0.4 0.6 0.8 1.0 1.2 1.4 1.6 1.8 2.0 -40 -20 0 20 40 60 80 100 120 140 i ,v ,i ,i t ]/i ,v ,i ,i [t = 25 c] gt gt h l j gt gt h l j v gt i gt ii r = 1 k hl gk t (c) j 0 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 25 50 75 100 125 150 dv/dt[t ]/dv/dt[t = 150 c] jj v = 0.67 x v d drm t (c) j figure 7. surge peak on-state current vs. number of cycles figure 8. non repetitive surge peak on-state current and corresponding value of i 2 t vs. sinusoidal pulse width 0 10 20 30 40 50 60 70 80 90 100 110 120 130 1 10 100 1000 non repetitive t j initial = 25 c one cycle t = 20 ms p i (a) tsm number of cycles repetitive t c = 136 c 10 100 1000 10000 0.01 0.10 1.00 10.00 i tsm t j initial = 25 c i2t t p (ms) dl /dt limitation: 100 a / s i (a), i t (a s) tsm 22 sinusoidal pulse with width t <10 ms p
tn1205h characteristics doc id 018497 rev 4 5/10 figure 11. thermal resistance junction to ambient vs. copper surface under tab (d 2 pak, printed circuit board fr4, copper thickness: 35 m) figure 9. on-state characteristics (maximum values) figure 10. relative variation of leakage current vs. junction temperature for different values of blocking voltage 1 10 100 1000 012345 t max: v = 0.8 v r = 30 m j to d v (v) tm t = 25 c j t = 150 c j i (a) tm 1.0e-04 1.0e-03 1.0e-02 1.0e-01 1.0e+00 25 50 75 100 125 150 t (c) j v = v = 200 v drm rrm v = v = 600 v drm rrm v = v = 400 v drm rrm i,i [t;v , v ] / i ,i drm rrm j drm rrm drm rrm [t = 150 c; 600 v] j typical value 0 10 20 30 40 50 60 70 80 0 5 10 15 20 25 30 35 40 r (c/w) th(j-a) d pak 2 s(cm2) cu
ordering information scheme tn1205h 6/10 doc id 018497 rev 4 2 ordering information scheme figure 12. ordering information scheme standard scr current sensitivity junction temperature voltage package delivery mode 12 = 12 a 05 = 2 to 5 ma h = 150 c 6 = 600 v t = to-220ab g = d pak blank = tube (to-220ab, d pak) tr = tape and reel (d pak) 2 2 2 tn 12 05 h - 6 g - tr
tn1205h package information doc id 018497 rev 4 7/10 3 package information epoxy meets ul94, v0 lead-free package in order to meet environmental requirements, st offers these devices in different grades of ecopack ? packages, depending on their level of environmental compliance. ecopack ? specifications, grade definitions and product status are available at: www.st.com . ecopack ? is an st trademark. table 6. to-220ab dimensions ref. dimensions millimeters inches min. typ. max. min. typ. max. a 15.20 15.90 0.598 0.625 a1 3.75 0.147 a2 13.00 14.00 0.511 0.551 b 10.00 10.40 0.393 0.409 b1 0.61 0.88 0.024 0.034 b2 1.23 1.32 0.048 0.051 c 4.40 4.60 0.173 0.181 c1 0.49 0.70 0.019 0.027 c2 2.40 2.72 0.094 0.107 e 2.40 2.70 0.094 0.106 f 6.20 6.60 0.244 0.259 ?i 3.75 3.85 0.147 0.151 i4 15.80 16.40 16.80 0.622 0.646 0.661 l 2.65 2.95 0.104 0.116 l2 1.14 1.70 0.044 0.066 l3 1.14 1.70 0.044 0.066 m2.60 0.102 c b2 c2 f ? i l a a1 a2 b e b1 i4 l3 l2 c1 m
package information tn1205h 8/10 doc id 018497 rev 4 figure 13. footprint (dimensions in mm) table 7. d 2 pak dimensions ref. dimensions millimeters inches min. typ. max. min. typ. max. a 4.30 4.60 0.169 0.181 a1 2.49 2.69 0.098 0.106 a2 0.03 0.23 0.001 0.009 b 0.70 0.93 0.027 0.037 b2 1.25 1.40 0.048 0.055 c 0.45 0.60 0.017 0.024 c2 1.21 1.36 0.047 0.054 d 8.95 9.35 0.352 0.368 e 10.00 10.28 0.393 0.405 g 4.88 5.28 0.192 0.208 l 15.00 15.85 0.590 0.624 l2 1.27 1.40 0.050 0.055 l3 1.40 1.75 0.055 0.069 r 0.40 0.016 v2 0 8 0 8 g l l3 l2 b b2 e 2mm min. flat zone a c2 d r a2 v2 c a1 16.90 10.30 8.90 3.70 5.08 1.30
tn1205h ordering information doc id 018497 rev 4 9/10 4 ordering information 5 revision history table 8. ordering information order code marking package we ight base qty delivery mode TN1205H-6T tn1205h6t to-220ab 2.0 g 50 tube tn1205h-6g tn1205h6g d 2 pak 1.5 g 50 tube tn1205h-6g-tr tn1205h6g d 2 pak 1.5 g 1000 tape and reel table 9. document revision history date revision changes 17-feb-2011 1 first issue. 26-sep-2011 2 corrected typographical error in features and description. 17-jan-2012 3 updated units for t gt in ta b l e 3 . 26-apr-2012 4 moved junction temperature to top of features list. description reworded for readability. no technical changes.
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