f eature s ? 1 n 64 9- 1 available in j an, jan t x , and j a n t x v p e r mil- p r f - 19500/2 4 0 ? s ilico n r ectifier ? m etallurg ically b onde d ? h ermetically s ealed ? d o u ble p lug c onstru ction d esign d ata case: herm etic a l l y s e aled gl as s packag e p e r m i l- prf-19500/240 do-35 outline lead mate rial : copper clad steel lead finish: tin/ l e a d th ermal res i s t an ce (r jl ): 250 c/ w ma xi mum at l=.375? th ermal i m p e d a n ce (z jx ): 35 c/ w ma xi mum mark in g: blu e bod y coat, black digits . polari t y : c a t h od e e n d i s ba n d e d. m ax i m u m r ating s at 25 c operating t e m p eratur e: -65 c to +175 c s t orage tem p er ature : -65 c to +175 c surge current a , sine 8.3ms: 5.0a total power dis s ipation: 500mw operating current: 400ma, t a = +2 5 c op erating curren t: 1 5 0 m a, t a = +150 c derating factor: 2 m a/ c ab ov e +25 c derating factor: 6 m a/ c ab ov e +15 0 c d.c. r e verse voltag e (vrwm): 600v ac e lect r ical c h a ra cteri s t i cs at 25 c symb ol min ma x cap a citan ce @ v r = 4v pf - 2 0 dc e lect r ical c h a ra cteri s t i cs v f i r am bi e n t ( c) i f ma min v max v am bi e n t ( c) v r v (dc ) min a max a 2 5 4 0 0 0. 8 0 1. 0 0 2 5 60 0 - 0. 05 0 15 0 4 0 0 0. 7 0 0. 9 5 2 5 72 0 ( a c ) - 5 0 -5 5 4 0 0 - 1. 2 0 15 0 60 0 - 2 5 i reland - g ort r oad , e nn is, c o. c lare p h o n e: +353 65 6 840 044 to ll free: +186 62 7 024 34 f a x : +353 65 6 822 298 u. s. a. d o m es tic s ales c ontact p h o n e: ( 617) 926 04 04 to ll free: 1 800 66 6 299 9 www.microsemi.com 1n649-1
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