radial lead transient voltage suppressors (tvs) revision september 25, 2013 1 / 4 @ socay electronics co., ltd. 2013 specifications are subject to change without notice. please refer to www.socay.com for current information. kd series socay electronics co., ltd. www.socay.com the kd series of high current transient suppressors have been specially designed for use in a.c. line protection and any demanding applications (ac or dc). any voltage rise due to increased current conduction is contained to a minimum, providing the best possible protection level. they can also be connected in series and/or parallel to create very high capacity protection solutions. u axial lead terminals u high current transient suppressor u excellent clamping capability u glass passivated junction u bi-directional u low slope resistance u repetition rate (duty cycle):0.01% u hazardous substances free u rohs compliant u high temperature soldering: 260 c/10 seconds at terminals u epoxy encapsulated u silver plated leads u solderable per mil-std-202 method 208 parameter symbol value unit operating junction t j -55 to +150 c storage temperature range t stg -55 to +150 c current rating 1 i pp 15 ka notes: 1. rated ipp measured with 8 20 s pulse. maximum ratings (t a =25 unless otherwise noted) description features functional diagram bi-directional
radial lead transient voltage suppressors (tvs) revision september 25, 2013 2 / 4 @ socay electronics co., ltd. 2013 specifications are subject to change without notice. please refer to www.socay.com for current information. kd series socay electronics co., ltd. www.socay.com reverse stand-off voltage breakdow n voltage test current current rating maximum energy maximum clamping voltage reverse leakage part number vac(v) vdc(v) v br (v) min.@i t i t (ma) i pp 8/20 s (ka) 10/1000 s (a) v c (v) @i pp i r ( a) @vdc KD-012 8.5 12.8 14 1 15 2665 28 20 kd-015 11 15 17 1 15 3464 30 20 kd-020 14 20 22 1 15 4264 40 20 kd-025 17 25 28 1 15 5063 50 20 kd-030 21 30 33 1 15 6396 60 20 kd-042 30 42 47 1 15 9061 77 20 kd-058 40 58 64 1 15 13058 110 20 kd-066 45 66 70 1 15 13858 125 20 kd-076 54 76 85 1 15 14924 145 20 electrical charac teristics (t a =25 unless otherwise noted)
radial lead transient voltage suppressors (tvs) revision september 25, 2013 3 / 4 @ socay electronics co., ltd. 2013 specifications are subject to change without notice. please refer to www.socay.com for current information. kd series socay electronics co., ltd. www.socay.com weight contact manufacturer case epoxy encapsulated terminal silver plated leads, solderable per mil-std-750, method 2026 reflow condition lead C free assembly -temperature min (t s(min) ) 150 c -temperature max (t s(max) ) 200 c pre heat - time (min to max) (t s ) 60 -180 seconds average ramp up rate ( liquidus temp t l ) to peak 3 c/second max t s(max) to tl - ramp-up rate 3 c/second max - temperature (t l ) (liquidus) 217 c reflow - time (min to max) ( t l ) 60 -150 seconds peak temperature (t p ) 260 +0/-5 c time within 5 c of actual peak temperature (t p ) 20 -40 seconds peak temperature : 265 c ramp-down rate 6 c/second max dipping time : 10 seconds time 25 c to peak temperature (t p ) 8 minutes max soldering : 1 time do not exceed 280 c ramp-down preheat critical zone t l to t p time to peak temperature (t 25 to peak) t p t l t s(max) t s(min) 25 temperature ramp-up time ratings and characteristic curves ( t a =25 c unless otherwise noted ) (continued) soldering parameters physical specifications flow/wave soldering (solder dipping) ratings and characteristic curves (ta=25 c unless otherwise noted) pulse derating curve 0 25 50 75 100 125 150 175 200 100 80 60 40 20 0 t a -ambient temperature( c) peak pulse derating in percentage of peak power or current (%)
radial lead transient voltage suppressors (tvs) revision september 25, 2013 4 / 4 @ socay electronics co., ltd. 2013 specifications are subject to change without notice. please refer to www.socay.com for current information. kd series socay electronics co., ltd. www.socay.com dimensions inches millimeters a max 0.571 max 14.5 b max0.500 max 12.7 c 0.051 0.004 1.30 0.1 d 0.236 0.040 6.0 1.0 e 0.950 0.028 24.15 0.7 f max 0.10 max 2.5 dimensions kd - stand off voltage series part marking part numbering k d - xxx socay logo product type
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