?????? yangzhou yangjie electroni c technology co., ltd. ? www.21yangjie.com document number 0086 rev. 1.0, 22-sep-11 ars/ar25a series silicon rectifier features ?? outline dimensions and mark i o 25a v rrm 50v~1000v ?? plastic material used carries underwriters ? high surge forward current capability ? applications ?? general purpose 1 phase rectifier applications ??? limiting values absolute maximum rating ars/ar25a item symbol unit conditions 005 01 02 04 06 08 10 ??? repetitive peak reverse voltage v rrm v 50 100 200 400 600 800 1000 ? average rectified output current i o a 60h z ?? t c =150 60h z sine wave, r- load, t c =150 25 ???? surge(non-repetitive)forward current i fsm a 60h z ??? t a =25 60h z sine wave, 1 cycle, t a =25 400 ??? ? ??? current squared time i 2 t a 2 s 1ms t 8.3ms t j =25 , 1ms t 8.3ms t j =25 ,rat ing of per diode 660 ? storage temperature t stg -55 ~+175 junction temperature t j -55 ~+175 t a =25 electrical characteristics t a =25 unless otherwise specified item symbol unit test condition ? max ?? peak forward voltage v fm v i fm =25a, ????? i fm =25a , pulse measu r ement , ratin g of p e r diode 1.1 i rrm1 t a =25 5 ? peak reverse current i rrm2 a v rm =v rrm t a =125 500 thermal resistance r j-c /w ? between junction and case 1.0 ars .225(5.7) .215(5.5) .347(8.9) .327(8.3) .250(6.4) .235(6.0) .185(4.7) .165(4.2) dimensions in inches and (millimeters) ar .225(5.7) .215(5.5) .410(10.4) .380(9.7) .250(6.4) .235(6.0) .185(4.7) .165(4.2)
?????? yangzhou yangjie electroni c technology co., ltd. ? www.21yangjie.com document number 0086 rev. 1.0, 22-sep-11 ars/ar25 series ?? ? characteristics(typical) 0.4 0.6 0.8 1.0 1.2 1.4 0.1 0.2 0.5 vf(v) if(a) ?3? fig3:instantaneous forward voltage 1.0 10 20 40 60 5.0 0 20 40 60 80 100 0.01 0.1 1.0 10 100 voltage(%) ir(ua) tj=125 tj=25 fig4:typical reverse characteristics ?4 io(a) ta( ) ? 1 io-ta fig1:io-ta curve 0 10 125 135 175 20 30 40 50 145 155 165 1 0 ifsm(a) ?2? 2 5 10 20 50 100 200 400 600 fig2:surge forward current capadility ? number of cycles
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