features * plastic package has underwriters laboratory flammability classification 94v-0 * high temperature metallurgically bonded construction * diffused junction * capable of meeting environmental standards of mil-s-19500 * for use in high frequency rectifier circuits * fast switching for high efficiency * high temperature soldering guaranteed: 260 c/10 seconds * 0.375" (9.5mm) lead length, 5 lbs. (2.3kg) tension mechanical data case : jedec do-201ad, molded plastic terminals : plated axial leads, solderable perwe declare that the material of product compliance mil-std-750, method 2026with rohs requirements polarity : color band denotes cathode end mounting position : any weight : 0.038 oz., 1.03 g handling precautin :none 1.electrical characteristic maximum & thermal characteristics ratings at 25 c ambient temperature unless otherwise specified. parameter symbol symbolsf51sf52sf53sf54sf55sf56SF57sf58unit device marking code sf51sf52sf53sf54sf55sf56SF57sf58 maximum repetitive peak reverse voltage v rrm 50100150 200 300 400500600v maximum rsm voltage v rsm 3570105140210280350420 v maximum dc blocking voltage v dc 50100150200300400500600 v maximum average forward rectified current 0.375" (9.5mm) lead length at t a = 75 c i f(av) a peak forward surge current 8.3ms single half sine-wave superimposed on rated load (jedec method) i fsm a typical thermal resistance (note 2) r j a c/w maximum dc blocking voltage temperature t a c operating junction temperature range t j c storage temperature range t stg c electrical characteristics ratings at 25 c ambient temperature unless otherwise specified. parameter symbol symbol sf51sf52sf53sf54sf55sf56SF57sf58 unit maximum instantaneous forward voltage at 5.0a v f v maximum dc reverse current ta = 25 c at rated dc blocking voltage ta = 100 c ir a typical reverse recovery time (note 1) trrns typical junction capacitance at 4.0v, 1mhz cjpf notes: 1. if = 0.5a, ir = 1.0a, irr = 0.25a 2. thermal resistance from junction to ambient at 0.375 (9.5mm) lead length, p.c.b. mounted 35 190 5.0 150 20 150 C 50 to +150 C 50 to +150 1.7 sf51 thru sf58 super fast plastic rectifiers reverse voltage 50 to 600v forward current 5.0a 10 200 1.25 0.95
2.ratings and characteristic curves ( ta = 25 c unless otherwise noted ) sf51 thru sf58 fig. 1 C forward current derating curve fig. 2 C maximum non-repetitive peak forward surge current fig 4. C typical reverse characteristics fig 3. C typical instantaneous forward characteristics fig 5. C typical transient thermal impedance fig 6. C typical junction capacitance a v e r a g e f o r w a r d r e c t i f i e d c u r r e n t ( a ) a v e r a g e f o r w a r d r e c t i f i e d c u r r e n t ( a ) 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 ) 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 ( a ) j u n c t i o n c a p a c i t a n c e ( p f ) 0 25 50 75 100 125 150 175 1 10 100 0.6 0.8 1.0 1.2 1.4 1.60 20 40 60 80 100 0.1 1 10 100 100 10 1.0 100 10 1.0 0.1 0.01 10 1.0 0.1 0.01 100 5.0 2.5 0 200 100 0 tj = 75 c 8.3ms single half sine-wave (jedec method) tj = 25 c pulse width = 300 s 1% duty cycle tj = 25 c f = 1.0 mhz vsig = 50mvp-p ambient temperature, c number of cycles at 60hz instantaneous forward voltage (v)percent of rated peak reverse voltage (%) reverse voltage (v) tj=125 tj=25 t r a n s i e n t t h e r m a l i m p e d a n c e ( c / w ) 10 1.0 0.1 100 0.01 0.1 1.0 10 100 t,pulse duration,sec ta=ambient temperature 0.375"(9.5mm)lead lengh 60 hz resistive or inductive load tl=lead temperature with both leads heat sink mounted with length(l) as shown
3. dimension: sf51 thru sf58
: 1.1. ammo spec. mm lwh t52 262 276 290 2 t42 262 264 290 2 t26250 345 395 3 1.2 ?? inner box spec. ?? wi-250 ???Z 4 0 ? 1 ? ammo and box 1 ? lrc? label rohs? label
: 1.4 ?? label spec. 1.4.1 lrc ? lrc label ?forming spec. 1.4.2 ? environmental protection label 2. cartoon spec. mm lwh t52 430 2280 2225 2 t42 410 2285 2300 2 t26 435 3280 3295 3 3 ????? typing and cartoon spec. r-3do-15 1.8k 2k(t52) 1.8k(t26) 18k 20k 36k 36k 32.4k36k t42 quantity/cartoon 54k- t26 quantity/cartoon 60k- ? quantity/ammo 3k0.8k t52 quantity/cartoon 30k8.0k ?? wi-250 ???Z 4 0 ? 2 ? ? a-405 & do-41 & r-1do-201ad l w h ?cartoon label ******* lrc?? type **** ** **** ???? peak repetive voltage ??? average output current ? quantity ******* ? date
: 4 brede spec 26/tape35/tape40/tape42/tape52/tape52/tape# w 26 0.0/+1.635 -1.0/+0.540 -1.0/+0.542 -1.0/+1.052 -1.0/+2.052 -1.0/+2.0 p 5 0.55 0.55 0.55 0.5 5 0.5 10 0.5 l1-l2 1.0 1.0 1.0 1.0 1.0 1.0 h 6 1.06 1.06 1.06 1.0 6 1.0 6 1.0 z 1.0 1.0 1.0 1.0 1.0 1.0 r 1.0 1.0 1.0 1.0 1.0 1.0 t 3.5 3.5 3.5 3.5 3.5 3.5 ? : 52# ? do-201ad "52 #" just for d0-201ad 1. ??0.05mm?????? the typing thickness is 0.05mm and color is obvious difference 2. 20~40cm. typing lead over 20~40cm 3. ???????? red color is cathode ,white color is anode 4. green epoxy compound ?hf only ? ? typing dimension ?? ???? ???Z ? ?? green
4.update record sf51 thru sf58 1 2 sf58 ? 2012-8-2 ??? ? ? 2011-11-8
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