preliminary designer's data sheet solid state devices, inc. 14830 valley view blvd * la mirada, ca 90638 phone: (562) 404-7855 * fax: (562) 404-1773 features: axial 0.5 amps 2000 - 5000 volts 180 nsec high voltage rectifier sum20f & fsms thru sum50f & fsms ? fast recovery: 180 nsec maximum ? piv to 5000 volts ? hermetically sealed axial and surface mount package ? void-free construction ? metallurgically bonded ? 175 o c maximum operating temperature ? tx, txv, and space level screening available 1.30 electrical charachteristics note: all specifications are subject to change without notification. scd's for these devices should be reviewed by ssdi prior to release. data sheet # : rc0038a surface mount square tab part number sum20f symbol units conditions sum25f sum30f sum35f SUM40F sum50f peak inverse voltage average rectified current maximum reverse current maximum surge current (1 cycle) maximum forward voltage maximum reverse recovery time maximum junction capacitance typical thermal impedance piv i o i r i fsm v f c j 2 jl / 2 je t rr volts ma : a amps volts pf o c/w nsec 25 o c25 o c 25 o c v r = 100v f t = 1mhz l = 3/8" 25 o c 100 o c25 o c 100 o c 500 25 816 180 300 1.0 15 2000 10 500 25 816 180 300 1.0 15 2500 10 500 25 11 16 180 300 1.0 15 3000 10 500 25 11 16 180 300 1.0 15 3500 10 500 25 11 16 180 300 1.0 15 4000 10 500 25 11 16 180 300 1.0 15 5000 10 notes: 1. operating and testing over 10,000 v/inch may require encapsulation or immersion in suitable dielectric material. 2. maximum forward voltage measured with instantaneous forward pulse of 300 : sec minimum. 3. maximum lead/end tab temperature for soldering is 250 o c, 3/8" from case for 5 sec maximum. 4. operating and storage temperature: -65 to +175 o c. 5. reverse recovery test conditions: i f = 0.5a, i r = 1.0a, i rr = 0.25a, t a = 25 o c.
preliminary 14830 valley view blvd * la mirada, ca 90638 phone: (562) 404-7855 * fax: (562) 404-1773 solid state devices, inc. case outline: surface mount square tab (sms) sum20f & fsms thru sum50f & fsms package outline: axial rectifier dimensions dim min. max. a -- .300" b .065" .165" c 1.00" -- d .047" .053" dimensions dim min. max. a 170 .180" b .285" .325" c .020" .030" d .002" -- notes: consult manufacturing for operating curves.
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