solid state devices, inc. 14830 valley view blvd * la mirada, ca 90638 phone: (562) 404-7855 * fax: (562) 404-1773 ssdi@ssdi-power.com * www.ssdi-power.com designer?s data sheet features: ? average output current 50 amps ? piv 50 to 1000 volts ? maximum thermal resistance 0.5 o c/watt ? 500 amp surge capability ? hermetically sealed ? choice of three terminal configurations ? for ordering information, price, and availability contact factory. ssdi introduces a complete series of doublers and center tap rectifier circuits. designed in cast aluminum cases to provide maximum thermal conductivity and simple installation. sda188a ? sda188g series 50 amps 50 1000 volts rectifier assembly maximum ratings symbol value units peak repetitive reverse voltage and dc blocking voltage sda188_a sda188_b sda188_c sda188_d sda188_e sda188_f sda188_g v rrm v rwm v r 50 100 200 400 600 800 1000 volts average dc output current tc = case temp =55 o c i o (dc) see table amps peak surge current (8.3 ms pulse, half sine wave, ta=25 o c) i fsm 500 amps operating and storage temperature t op & tstg -55 to +150 o c maximum thermal resistance junction to case r jc 0.5 oc/w polarity and terminal orientation 4 * polarity c ac + ac polarity a ac - ac polarity d + ac - note: all specifications are subject to change without notification. scd's for these devices should be re viewed by ssdi prior to release. data sheet #: ra0035b
notes: * pulse test: pulse width = 300sec, duty cycle = 2% *for information on curves, contact the factory representative for engineering assistance. 1 / unless otherwise specified, all electrical characteristics per leg .2 / unless otherwise specified, all electrical characteristics @25oc 3 / higher voltages are available. contact factory. 4/ polarity code precedes vo ltage code i.e. sda188cg is a common cathode, 1000 v part solid state devices, inc. 14830 valley view blvd * la mirada, ca 90638 phone: (562) 404-7855 * fax: (562) 404-1773 ssdi@ssdi-power.com * www.ssdi-power.com sda188a ? sda188g series electrical characteristics 1 /, 2 / part # 4 peak inverse voltage sine wave rms input voltage max. average dc output current tc=case temp peak surge current (1 cycle) peak forward current maximum forward voltage @ 25 a (dc) maximum reverse current symbol piv i o (dc) i fsm i f v f i r @ piv units volts 3 / volts amps amps amps volts a conditions 55 o c 100 o c 125 o c 25 o c 100 o c sda188_a 50 35 50 33 16 500 200 1.05 1.0 100 sda188_b 100 70 50 33 16 500 200 1.05 1.0 100 sda188_c 200 140 50 33 16 500 200 1.05 1.0 100 sda188_d 400 280 50 33 16 500 200 1.05 1.0 100 sda188_e 600 420 50 33 16 500 200 1.05 1.0 100 sda188_f 800 560 50 33 16 500 200 1.05 1.0 100 sda188_g 1000 700 50 33 16 500 200 1.05 1.0 100
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