this series of triac s uses a high performance pnpn technology. these parts are intended for general purpose ac switching applications with highly inductive loads. absolute maximum ratings, according to iec publication no. 134 off-state voltage 200 v 800 v rms on- state current (full sine wave) it(rms) parameter conditions value unit symbol itsm i2t igm p g(av) tj tstg all conduction angle, t c = 75 c 340 dl/dt itsm repetitive peak off state voltage parameter voltage unit symbol vdrm vrrm b v m d tsld 260 n s sep - 08 ft2508.w logic level triac peak gate current non- repetitive on-state current fusing current average gate power dissipation critical rate of rise of on-state current operating temperature storage temperature non- repetitive on-state current soldering temperature 10s max c full cycle, 60 hz (t = 16.7 ms) full cycle, 50 hz (t = 20 ms) tp = 10 ms, half cycle 20 s max. t j = 125 c tj = 125 c ig = 2x igt , tr 100ns f = 120 hz, t j = 125 c 4 25 260 250 1 50 (-40 +125) (-40 +150) a a a w a2s a a/s c c 200 600 400 800 700 (fully isolated case) to220-f r.m.s. isolation voltage 50/60 hz sinusoidal waveform viso 2.500 vac mt1 mt2 g mt2 mt1 g on- state current 25 amp gate trigger current 10 ma
fagor triac current case voltage sensitivity f t 25 08 b w 00 forming tu packaging part number information ft2508.w logic level triac electrical characteristics (1) minimum i gt is guaranted at 5% of igt max. (2) for either polarity of electrode mt2 voltage with reference to electrode mt1. parameter conditions sensitivity unit symbol vd = 12 vdc , rl = 33w, quadrant c/w ma max igt (1) q1q3 gate trigger current vd = 12 vdc , rl = 33w , q1q3 vgt gate trigger voltage vgd gate non trigger voltage off-state leakage current idrm/irrm ih (2) rth(j-a) thermal resistance junction-ambient vd = vdrm, tj = 125 c tj = 25 c vr = vrrm, it =100 ma, gate open, vd = vdrm , rl = 3.3 kw, rd (2) dynamic resistance latching current ig = 1.2 i gt, tj = 25 c dv/dt (2) critical rate of voltage rise rth(j-c) thermal resistance junction-case vt (o) (2) threshold voltage tj = 125 c vd = 0.67 x vdrm , gate open for ac 360 conduction angle holding current tj = 25 c tj = 125 c tj = 125 c vtm (2) on- state voltage it = 35 amp, tp = 380 s, tj = 25 c il (dv/dt)c (2) s = 1 cm2 c/w max max max max max min a ma mw v v q2 min v/s q1,q3 q1q3 ma max max max min max ma ma v v tj = 125 c tj = 125 c tj = 25 c tj = 25 c critical rate of current rise 08 10 1.3 0.2 25 15 20 30 12 (dv/dt)c= 0.1 v/s a/ms 0.85 1.55 16 3 5 1.7 60 sep - 08 min tj = 125 c 3.2 (dv/dt)c= 10 v/s a/ms
1 10 100 1000 i tsm (a) number of cycles it(rms)(a) fig. 1: maximum power dissipation versus rms on- state current (full cycle) fig. 5: surge peak on-state current versus number of cycles fig. 4: on-state characteristics (maximum values) p (w) tc (c) it(rms)(a) itm (a) 0.5 1.0 1.5 2.0 2.5 3.0 5.0 vtm (v) 3.5 4.0 4.5 tj max 0 5 10 15 20 25 0 5 10 15 20 25 30 fig. 6: non repetitive surge peak on-state current for a sinusoidal pulse with width: tp < 20 ms, and corresponding value of i 2t. 1 itsm (a). i2t (a2s) tp(ms) 20 1000 100 10 0 25 50 75 100 125 0 5 10 15 20 25 30 200 100 10 1 300 250 200 150 100 50 0 ft2508.w logic level triac 1e+0 k=[zth / rth] 1e-3 1e-2 1e-1 1e+0 1e+1 1e+2 5e+2 tp (s) fig. 2: rms on-state current versus case temperature (full cycle). fig. 3: relative variation of thermal impedance versus pulse duration. 1e-1 1e-2 tj = 25 c zth(j-c) zth(j-a) 10 tj initial = 25 c itsm i2t vto = 0.85 v tj max rd = 16 mw t=20ms one cycle non repetitive tj initial = 25 oc sep - 08
fig. 8: relative variation of critical rate of decrease of main current versus junction temperature fig. 7: relative variation of gate trigger current, holding current and latching versus junction temperature (typical values) 0 50 75 100 125 0 20 40 60 80 100 120 140 0 0.5 2.0 1.0 1.5 2.5 25 (di/dt)c [tj]/(di/dc)c [tj specified] 6 5 4 3 2 1 0 i gt,ih,il[tj]/i gt,ih,il.[tj=25c] tj(c) tj(c) -40 -20 fig. 9: relative variation of critical rate of decrease of main current versus (dv/dt)c (typical values). 2.0 0.1 1.0 10.0 100.0 1.8 1.6 1.4 1.2 1.0 0.8 0.6 0.4 (dv/dt)c (v/s) package mechanical data to220-f ft2508.w logic level triac a b d e f f1 f2 g g1 h l l3 l6 l7 diam. ref. dimensions milimeters min. 3.55 2.03 0.35 0.25 0.70 0.70 4.88 2.34 9.65 12.70 26.90 14.22 8.30 3.00 l1 2.34 4.50 2.70 0.60 0.60 1.30 1.70 5.00 2.50 10.15 13.35 28.35 15.00 8.40 3.20 3.00 3.75 4.90 2.96 0.70 1.01 1.78 1.78 5.28 2.74 10.67 14.73 31.20 16.50 9.59 3.28 6.35 2.93 3.70 nominal max. sep - 08 igt ih&il h a b diam. l7 d e l3 l6 f2 l l1 f1 f g1 g
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