ratings at 25 c ambient temperature unless otherwise specified. data sheet no. BUDI-3500S-1A 35 amp button diodes k7 tel.: (310) 767-1052 fax: (310) 767-7958 diotec electronics corp gardena, ca 90248 u.s.a 18020 hobart blvd., unit b non-repetitive peak reverse voltage (half wave, single phase, 60 hz peak) average forward rectified current @ t =150 c c o i o 35 peak forward surge current (8.3ms single half sine wave superimposed on rated load) i fsm 500 v rsm 60 120 240 480 1200 720 960 maximum dc blocking voltage maximum peak recurrent reverse voltage maximum rms voltage series number v rwm v dc v rrm bar bar bar bar bar bar bar 50 100 200 400 1000 600 800 3500s 3501s 3502s 3504s 3506s 3508s 3510s maximum forward voltage drop at 35 amp dc v fm 1.1 (typical 1.05) 1.15 maximum thermal resistance, junction to case (note 1) maximum average dc reverse current at rated dc blocking voltage i rm r q jc c/w m a @ t = 25 c a o @ t = 100 c a o 1 50 0.9 junction operating and storage temperature range t j ,t stg c -65 to +175 bar35s notes: 1) single side cooled inches millimeters min 5.94 4.19 5.46 8.43 dim a b d m f 5 nom max max 6.25 5.71 4.45 8.69 0.165 min 0.332 0.234 0.215 0.342 0.2460.225 5 nom 0.175 m a f d b color ring denotes cathode rohs compliant die size: 0.180" x 0.180" square features case: m finish: all metal surfaces are silver plated soldering temperature: 250 c maximum mounting position: any polarity: color band denotes cathode weight: 0.6 ounces (1.8 grams) o olded epoxy (ul flammability rating 94v-o) mechanical data void free vacuum die soldering for maximum mechanical strength and heat dissipation (solder voids: typical < 2%, max. < 10% of die area) biggest effective die area for the 35 amp class of button diodes high temperature solder (solidus 287 c, liquidus 296 c) to allow higher operating and assembly temperatures copper headers are silver plated for easy soldering and superior solder joints o o mechanical specification maximum ratings & electrical characteristics parameter (test conditions) symbol ratings units amps volts volts
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