unisonic technologies co., ltd us104s/n scr www.unisonic.com.tw 1 of 3 copyright ? 2011 unisonic technologies co., ltd qw-r301-011.da scrs ? description thanks to highly sensitive triggering levels, the utc us104s is suitable for all applications where the available gate current is limited, such as motor control for hand tools, kitchen aids, overvoltage crowbar protection for low power supplies, ... available in through-hole or surface-mount packages, they provide an optimized performance in a limited space area. ? symbol ? ordering information order number package pin assignment packing lead free halogen free 1 2 3 us104sl-4-ta3-t us104sg-4-ta3-t to-220 k a g tube us104sl-6-ta3-t US104SG-6-TA3-T to-220 k a g tube us104sl-8-ta3-t us104sg-8-ta3-t to-220 k a g tube us104nl-4-ta3-t us104ng-4-ta3-t to-220 k a g tube us104nl-6-ta3-t us104ng-6-ta3-t to-220 k a g tube us104nl-8-ta3-t us104ng-8-ta3-t to-220 k a g tube note: pin assignment: k: cathode g: gate a: anode
us104s/n scr unisonic technologies co., ltd 2 of 3 www.unisonic.com.tw qw-r301-011.da ? absolute maximum rating parameter symbol ratings unit repetitive peak off-st ate voltages and repetitive peak reverse voltage us104s/n-4 v drm , v rrm 400 v us104s/n-6 600 us104s/n-8 800 rms on-state current (180 conduction angle) (t c = 115 ) i t ( rms ) 4 a average on-state current (180 conduction angle) (t c = 115 )i t ( av ) 2.5 a non repetitive surge peak on-state current (t j = 25 ) t p =8.3ms i tsm 33 a t p =10ms 30 i2t value for fusing (t p = 10 ms, t j = 25 ) i2t 4.5 a2s critical rate of rise of on-state current (i g = 2 x i gt , tr 100 n s, f= 60 hz ,t j = 125 ) di/dt 50 a/s peak gate current (t p =20 s, t j = 125 ) i gm 1.2 a average gate power dissipation (t j = 125 ) pg ( av ) 0.2 w storage temperature t stg -40 ~ +150 junction temperature t j -40 ~ +125 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. the device is guaranteed to meet performance specification within 0 ~70 operating temperature range and assured by design from ?20 ~85 . ? thermal data parameter symbol ratings unit junction to case ja 60 k/w junction to ambient jc 3.0 k/w ? utc us104s(sensitive) electrical characteristics (t j =25 , unless otherwise specified) parameter symbol test conditions min typ max unit gate trigger current i gt v d = 12 v, r l =33 ? 200 ma gate trigger voltage v gt v d = 12 v, r l =33 ? 0.8 v gate non-trigger voltage v gd v d = v drm , r l = 3.3k ? ? r gk = 220 t j = 125 0.1 v reverse gate voltage v rg i rg = 10 a 8 v holding current i h i t = 50ma, r gk = 1k ? 5 ma latching current i l i g = 1ma , r gk = 1k ? 6 ma circuit rate of change of off-state voltage dv/dt v d =67% v drm ,r gk = 220 ? , t j = 125 5 v/s on-state voltage v tm i tm = 8 a, t p = 380 s, t j = 25 1.6 v threshold voltage v t0 t j = 125 0.85 v dynamic resistance r d t j = 125 90 m ? off-state leakage current i drm v drm = v rrm , r gk = 220 ? , t j = 25 5 a i rrm v drm = v rrm, r gk = 220 ? , t j = 125 1 ma
us104s/n scr unisonic technologies co., ltd 3 of 3 www.unisonic.com.tw qw-r301-011.da ? utc us104n(sensitive) electrical characteristics (t j =25 , unless otherwise specified) parameter symbol test conditions min typ max unit gate trigger current i gt v d = 12 v, r l =33 ? 2 15 a gate trigger voltage v gt v d = 12 v, r l =33 ? 1.3 v gate non-trigger voltage v gd v d = v drm , r l = 3.3 k ? , ? ? t j = 125 0.2 v holding current i h i t = 100 ma gate open 30 ma latching current i l i g = 1.2 i gt 60 ma circuit rate of change of off-state voltage dv/dt v d = 67 % v drm gate open , t j = 125 100 v/s on-state voltage v tm i tm = 8a, t p = 380 s , t j = 25 1.6 v threshold voltage v t0 t j = 125 0.85 v dynamic resistance r d t j = 125 62 m ? off-state leakage current i drm v drm = v rrm , t j = 25 5 a i rrm v drm = v rrm , t j = 125 2 ma 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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