50 seaview blvd. port washington, ny 11050-4618 ph.(516)625-1313 fax(516)625-8845 e-mail: semi@sanrex.com dwf ( r ) 70a30/40 diode module dwf r 70a is a non-isolated diode module designed for 3 phase rectification. ? i f av 1 70a, v rrm 1 400v ? easy construction with joint-cathode f type and joint-anode r type. ? non-isolated. mounting base as terminals. ? high surge capability applications welding power supply 3 phase rectifier 80 ? 0.2 m5x10 92 20 25 12.5 12 2020 2- 6 6.5 19.5 4.0 31max unit a maximum ratings 5 k1 ? v o m f t t p u i f s x j t f t q f d j g j f e symbol item ratings dwf ( r ) 70a30 dwf ( r ) 70a40 300 400 360 480 240 320 unit v rrm v rsm v r dc repetitive peak reverse voltage non-repetitive peak reverse voltage d.c. reverse voltage v v v symbol item average forward current conditions ratings unit a i f av single phase, half wave, 180 e conduction, tc 119 ? 70 i f rms i fsm r.m.s. forward current surge forward current single phase, half wave, 180 e conduction, tc 119 ? 1 ? 2 cycle, 60hz, peak value, non-repetitive 110 1400 a a i 2 t i 2 t value for one cycle of surge current 8100 a 2 s tj operating junction temperature 30 to 150 ? tstg storage temperature 30 to 125 ? mounting torque mounting m5 terminal m5 mass recommended value 1.5-2.5 15-25 recommended value 1.5-2.5 15-25 2.7 48 2.7 48 n k m f k b g 170 electrical characteristics symbol i rrm item repetitive peak reverse current, max. conditions at v drm , single phase, half wave, tj 1 150 ? ratings 12 1.15 0.40 unit ma v fm forward voltage drop, max. forward current 220a, tj 1 25 ? , inst. measurement v rth j-c thermal impedance, max. junction to case ? / w % 8 ' % 8 3 www.datasheet.co.kr datasheet pdf - http://www..net/
50 seaview blvd. port washington, ny 11050-4618 ph.(516)625-1313 fax(516)625-8845 e-mail: semi@sanrex.com dwf ( r ) 70a30/40 . b y j n v n ' p s x b s e $ i b s b d u f s j t u j d t ' p s x b s e 7 p m u b h f % s p q 7 ' 7
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