unisonic technologies co., ltd ut138ff/fg triac www.unisonic.com.tw 1 of 6 copyright ? 2015 unisonic technologies co., ltd qw-r401-020.c triac ? description glass passivated triac in a full pack plastic envelope, intended for use in applications requiring high bidirectional transient and blocking voltage capability and high thermal cycling performance. typical applications include motor control, industrial and domestic lighting, heating and static switching. ? symbol ? ordering information ordering number package pin description packing lead free halogen free 1 2 3 ut138ffl-x-tf3-r ut138ffg-x-tf3-r to-220f mt1 mt2 g tube ut138fgl-x-tf3-r ut138fgp-x-tf3-r to-220f mt1 mt2 g tube note: pin assignment: g: gate (1) t: tube (2) tf3: to-220f (3) 5: 500v, 6: 600v, 8: 800v (4) l: lead free, g: halogen free and lead free p: halogen free and lead free ut138ffl- x -tf3-t (1)packing type (2)package type (4)green package (3)peak voltage ? marking ut138ff ut138fg
ut138ff/fg triac unisonic technologies co., ltd 2 of 6 www.unisonic.com.tw qw-r401-020.c ? absolute maximum rating parameter symbol ratings unit repetitive peak off-state voltages ut138ff/fg-5 v drm 500(note2) v ut138ff/fg-6 600(note2) ut138ff/fg-8 800 rms on-state current full sine wave, t hs 92 ? c i t(rms) 12 a non-repetitive peak . on-state current full sine wave, t j =125 ? c prior to surge, with reapplied v drm ( ma x ) t =20 ms i tsm 90 a t =16.7 ms 100 i 2 t for fusing (t =10 ms) i 2 t 40 a 2 s repetitive rate of rise of on-state current after triggering i tm =12 a, i g =0.2 a, di g /dt=0.2a/s t2 + g+ di t /dt 50 a/s t2 + g- 50 t2 - g- 50 t2 - g+ 10 peak gate voltage v gm 5 v peak gate current i gm 2 a peak gate power p gm 5 w average gate power (over any 20ms period) p g ( av ) 0.5 w operating junction temperature t j 125 c storage temperature t stg -40 ~ +150 c notes: 1. absolute maximum ratings are those values beyond which the device could be permanently damaged. absolute maximum ratings are stress ratings only and functional device oper ation is not implied. 2. although not recommended, off-state voltages up to 800v may be applied without damage, but the triac may switch to the on-state. the rate of rise of current should not exceed 15a/s. ? thermal resistances parameter symbol min typ max unit thermal resistance junction to ambient in free air ja 55 c/w thermal resistance junction to mounting base full cycle jc 4.0 c/w half cycle 5.5 c/w ? isolation limiting value & characteristic (t hs =25 ? c, unless otherwise specified) parameter symbol min typ max unit repetitive peak voltage form all three terminals to external heatsink (r.h. 65%,clean and dustfree) v isol 1500 v capacitance from mt2 to external heatsink (f =1mhz) c isol 12 pf ? static characteristics (t j =25c, unless otherwise specified) parameter symbol test conditions min typ max unit ut138ff ut138fg gate trigger current i gt v d =12 v,i t =0.1a t2 + g+ 5 25 50 ma t2 + g- 8 25 50 ma t2 - g- 10 25 50 ma t2 - g+ 22 70 100 ma latching current i l v d =12 v,i gt =0.1a t2 + g+ 7 40 60 ma t2 + g- 20 60 90 ma t2 - g- 8 40 60 ma t2 - g+ 10 60 90 ma holding current i h v d =12 v,i gt =0.1a 6 30 60 ma on-state voltage v t i t =15 a 1.4 1.65 v gate trigger voltage v gt v d =12v, i t =0.1a 0.7 1.5 v v d =400v, i t =0.1a, t j =125c 0.25 0.4 v off-state leakage current i d v d =v drm ( ma x ) , t j =125c 0.1 0.5 ma
ut138ff/fg triac unisonic technologies co., ltd 3 of 6 www.unisonic.com.tw qw-r401-020.c ? dynamic characteristics (t j =25c, unless otherwise specified) parameter symbol test conditions min typ max unit ut138ff ut138fg critical rate of rise of off-state voltage dv d /dt v dm = 67% v drm(max) ,t j =125c, exponential waveform, gate open circuit 100 200 250 v/s critical rate of change of commutating voltage dv com /dt v dm =400v, t j =95c, i t(rms) =12a, di com /dt=5.4a/ms, gate open circuit 20 v/s gate controlled turn-on time t gt i tm =16a,v d = v drm(max) , i g =0.1a, di g/ dt=5a/ s 2 s
ut138ff/fg triac unisonic technologies co., ltd 4 of 6 www.unisonic.com.tw qw-r401-020.c ? typical characteristics t(s) maximum permissible non- repetitive peak on- state current i tsm , vs pulse width t p ,for sinusoidal currents ,t p 20ms. 510 0 20 5 it(rms) (a) maximum on-state dissipation, ptot vs rms on-state current, i t(rms) , where =conduction angle. 15 0 15 10 100ms 95 117.5 102.5 125 110 ptot (w) t mb(max) (c) itsm (a) 1ms 100us 10us 1000 10 100 10ms i t i tsm time t j initial=25cmax di t /dt limit t2-g+ quadrant t =180 =120 =90 =60 =30 25 10 surge duration (s) 15 20 5 0 maximum permissible repe titive rms on-state current i t(rms) , vs surge duration, for sinusoidal currents, f=50hz, t mp 99c i t(rms) (a) 0.01 0.1 1 10 100 150 -50 50 0 1.6 0.8 t j (c) 1.2 1.4 1 0.6 0.4 normalised gate trigger voltage v gt (t j )/v gt (25c), vs junction temperature, t j v gt (25c) v gt (t j )
ut138ff/fg triac unisonic technologies co., ltd 5 of 6 www.unisonic.com.tw qw-r401-020.c ? typical characteristics(cont.) v t (v) typical and maximum on-state characteristic 100 150 -50 50 0 3 1 t j (c) 2 2.5 1.5 0.5 0 normalised holding current i h (t j )/i h (25c), vs junction temperature, t j i h (25c) i h (t j ) 1.5 2 01 0.5 40 30 20 10 0 i t (a) 2.5 3 v out =1.75v r s =0.316ohms t j =125c t j =25c max typ
ut138ff/fg triac unisonic technologies co., ltd 6 of 6 www.unisonic.com.tw qw-r401-020.c utc assumes no responsibility for equipment failures that result from using products at values that exceed, even momentarily, rated values (such as maximum ratings, operating condition ranges, or other parameters) listed in products specifications of any and all utc products described or contained herein. utc products are not designed for use in life support appliances, devices or systems where malfunction of these products can be reasonably expected to result in personal injury. reproduction in whole or in part is prohibited without the prior written consent of the copyright owner. the information presented in this document does not form part of any quotation or contract, is believed to be accurate and reliable and may be changed without notice.
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