features guard ring for transient protection low power loss,high efficiency high current capability,low vf high surge capacity mechanical data case: jedec r-6 molded plastic polarity: color band denotes cathode weight: 0.07 ounces , 2.1 grams mounting position: any maximum ratings and electrical characteristics rating at 25 ambient temperature unless otherwise specified. single phase, half wave ,60hz, resistive or inductive load. for capacitive load, derate current by 20% characteristics symbol12SQ03012sq03512sq04012sq04512sq05012sq06012sq08012sq100 unit maximum recurrent peak reverse voltage v rrm 30 35 40 45 50 60 80 100 v maximum rms voltage v rms 21 24 .5 28 31 .5 35 42 56 70 v maximum dc blocking voltage v dc 30 35 40 45 50 60 80 100 v maximum average forward rectified current @tc=95 i (av) a peak forward surge current 8.3ms single half sine- wave super imposed on rated load(jedec method) i fsm a peak forward voltage at 12a dc(note1) v f v maximum dc reverse current @tj=25 at rated dc bolcking voltage @tj=125 tyical junction capacitance (note2) c j pf tyical thermal resistance (note3) r jc /w 12SQ030 thru 12sq100 0.7 0.8 12 275 metal of silicon rectifier , majority carrier conduction schottky barrier rectifiers ma 0.1 ir for use in low voltage,high frequency inverters,free wheeling,and polarity protection applications 0.55 450 3.thermal resistance junction to case. 50 3.0 2.measured at 1.0 mhz and applied reverse voltage of 4.0vdc. notes:1.300us pulse width, 2%duty cycle. . . v junction temperature range in dc forward mode tj -55 to+200 -55 to+175 storage temperature range esd vesd 15000 ts dimensions in inches and (millimeters) r-6 http://www.luguang.cn mail:lge@luguang.cn
rating and charactertic curves 12SQ030 thru 12sq100 i n s t a n t a n e o u s r e v e r s e c u r r e n t , ( m a ) pe rc e n t o f r a t e d peak r eve r se v o l t a g e , ( %) fi g . 3 - t y p i c a l r eve r ch a r a c t e r i s t i cs 40 60 80 100 120 140 20 0 .1 1 .0 1000 10 0 . 01 0 100 t j = 75 t j = 100 t j = 25 c ase t e m pe r a t ur e a v e r a g e f o r w a r d c u r r e n t a m p e r e s fi g . 1 - f o r w a rd curr e n t d e r a t i n g cur ve 8 .0 2 .0 0 10 .0 6 .0 4 .0 12 .0 s i n g l e p h ase h a l f w ave 60 hz r es i s t i ve o r i nduc t i ve l o ad 25 50 75 100 125 150 175 200 p e a k f o r w a r d s u r g e c u r r e n t a m p e r e s nu m be r o f c y c l es a t 60 hz fi g . 2 - m a x i m u m n o n - r epe t i t ve s ur ge 8 . 3 s ingl e h a l f -s in e - w a ve ( j e d e c m e t o d) 1 2 5 10 20 50 100 0 60 180 240 300 120 360 c a p a c i t a n c e , ( p f ) fi g . 5 - t y p i c a l j unc t i o n c apa c i t a nce r eve r se v o l t a g e v o l ts t j =25 f =1 m hz 10 100 1000 0 .1 1 4 100 10 0 .2 0 .3 0 .4 0 .5 0 .6 0 .7 0 .8 0 .9 1 .0 1 .2 12 s q 030 - 12 s q 035 12 s q 080 - 12 s q 100 t j =25 p u l se w i d t h 300 us 2% du t y c y c le 12 s q 050 - 12 s q 060 12 s q 040 - 12 s q 045 i n s t a n t a n e o u s f o r w a r d c u r r e n t ( a ) fi g . 4 - t y p i c a l f o r w a rd ch a r a c t e r i s t i cs i n s t a n t a n e o u s f o r w a rd v o l t a ge 1 .0 10 100 0 .1 http://www.luguang.cn mail:lge@luguang.cn
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