unisonic technologies co., ltd bta12a preliminary triac www.unisonic.com.tw 1 of 4 copyright ? 2014 unisonic technologies co., ltd qw-r401-053.b 12a triacs ? description the utc bta12a is a 12a triacs which can be operated in 3 quadrants only, it uses utc?s advanced technology to provide customers with high commutation performances, etc. the utc bta12a is suitable for inductive load switching operations, also can be used in on/off function applications such as induction motor starting circuits, heating regulation, static relays etc. ? symbol ? ordering information ordering number package pin assignment packing lead free halogen free 1 2 3 bta12al-x-xx-tf3-t bta12ag-x-xx-tf3-t to-220f mt1 mt2 g tube ? sensitivity and type part number voltage sensitivity type 600v 800v bw 50ma snubberless cw 35ma snubberless sw 10ma logic level tw 5ma logic level : available ? marking information package marking to-220f
bta12a preliminary triac unisonic technologies co., ltd 2 of 4 www.unisonic.com.tw qw-r401-053.b ? absolute maximum ratings parameter symbol ratings unit rms on-state current (full sine wave) t c =90c i t ( rms ) 12 a non repetitive surge peak on-state current (full cycle, t j initial=25c) f=50 hz t=20ms i tsm 120 a f=60 hz t=16.7ms 126 a i 2 t value for fusing t p =10ms i 2 t 78 a 2 s critical rate of rise of on-state current i g =2xi gt , tr 100ns f=120 hz t j =125c di/dt 50 a/s non repetitive surge peak off-state voltage t p =10ms t j =25c v dsm /v rsm v drm /v rrm +100 v peak gate current t p =20s t j =125c i gm 4 a average gate power dissipation t j =125c p g ( av ) 1 w operating junction temperature t j -40~+125 c storage junction temperature t stg -40~+150 c note: 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. ? thermal resistances parameter symbol ratings unit junction to ambient ja 60 c/w junction to case (ac) jc 2.3 c/w ? electrical characteristics (t j =25 c unless otherwise specified) for snubberless type and logic level type (3 quadrants parameter symbol test conditions tw sw cw bw unit min typ max min typ max min typ max min typ max gate trigger current (note 1) i gt v d =12v, r l =30 ? i-ii-iii 5 10 35 50 ma gate trigger voltage v gt i-ii-iii 1.3 1.3 1.3 1.3 v gate non-trigger voltage v gd v d =v drm , r l =3.3k ? , t j =125c i-ii-iii 0.2 0.2 0.2 0.2 v holding current (note 2) i h i t =100ma 10 15 35 50 ma latching current i l i g =1.2i gt i-iii 10 25 50 70 ma ii 15 30 60 80 ma critical rate of rise of off-state voltage (note 2) dv/dt v d =67%v drm , gate open, t j =125c 20 40 500 1000 v/ s critical rate of rise of off-state voltage at commutation (note 2) (di/dt)c (dv/dt)c=0.1v/s, t j =125c 3.5 6.5 a/ms (dv/dt)c=10v/s, t j =125c 1 2.9 without snubber t j =125c 6.5 12 note: 1. minimum i gt is guaranteed at 5% of i gt max. 2. for both polarities of mt2 referenced to mt1.
bta12a preliminary triac unisonic technologies co., ltd 3 of 4 www.unisonic.com.tw qw-r401-053.b ? static characteristics parameter symbol test conditions min typ max unit peak on-state voltage(note) v t i tm =17a, t p =380 s t j =25c 1.55 v threshold voltage(note) v to t j =125c 0.85 v dynamic resistance(note) r d t j =125c 35 m ? repetitive peak off-state current i drm v drm =v rrm t j =25c 5 a i rrm t j =125c 1 ma note: 1. minimum i gt is guaranteed at 5% of i gt max. 2. for both polarities of mt2 referenced to mt1.
bta12a preliminary triac unisonic technologies co., ltd 4 of 4 www.unisonic.com.tw qw-r401-053.b 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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