transient voltage suppressors array for esd protection revision january 06, 2014 1 / 3 @ un semiconductor co., ltd. 2014 specifications are subject to change without notice. please refer to www.unsemi.com.tw for current information. SMDAXXC-7 series un semiconductor co., ltd. www.unsemi.com.tw so-08 the SMDAXXC-7 is in an so-08 package and may be used to protect two high-speed line pairs. the flow-thru design minimizes trace inductance and reduces voltage overshoot associated with esd events. the low clamping voltage of the SMDAXXC-7 minimizes the stress on the protected ic. u 300 watts peak pulse power per line (tp=8/20 s) u protects seven data lines u working voltage : 5v, 12v, 15v and 24v u monolithic design u rohs compliant u iec61000-4-2 (esd) 30kv (air), 30kv (contact) -5v, 12v, 15v u iec61000-4-2 (esd) 15kv (air), 8kv (contact) - 24v u iec61000-4-4 (eft) 40a (5/50 s) u iec61000-4-5 (lightning) 12a (8/20 s) u microprocessor based equipment u rs-232 and rs-422 data lines u lan/wan equipment u notebooks, desktops and servers u instrumentation u set top box u serial and parallel ports u peripherals u jedec so-08 package u molding compound flammability rating : ul 94v-0 u weight 70 milligrams (approximate) u quantity per reel : 500pcs u reel size : 7 inch u lead finish : lead free symbol parameter value units p pp peak pulse power (tp=8/20 s waveform) 300 w t l lead soldering temperature 260 (10sec) o c t stg storage temperature range -55 to +150 o c t j operating temperature range -55 to +150 o c iec61000-4-4 (eft) 40 a iec61000-4-5 (lightning) 12 a mechanical characteristics d escription feature functional diagram applicat ions m echa nical characteristics
transient voltage suppressors array for esd protection revision january 06, 2014 2 / 3 @ un semiconductor co., ltd. 2014 specifications are subject to change without notice. please refer to www.unsemi.com.tw for current information. SMDAXXC-7 series un semiconductor co., ltd. www.unsemi.com.tw v c part number device marking v rwm (v) (max.) v b (v) (min.) i t (ma) v c @5 a (max.) (max.) (@a) i r ( a) (max.) c (pf) (typ.) smda05c-7 smda 05c-7 5 6 1 9.8 19 30 20 350 smda12c-7 smda 12c-7 12 13.3 1 19 29.2 20 1 120 smda15c-7 smda 15c-7 15 16.7 1 24 31.1 18 1 75 smda24c-7 smda 24c-7 24 26.7 1 43 45 13 1 50 fig1. 8/20 s pulse waveform fig2. esd pulse waveform (according to iec 61000-4-2) fig3. non - repetitive peak pulse power vs. pulse time electrical characteristics ( @ 25 unless otherwise specified ) characteristic curves 0 5 10 15 20 25 30 120 t r 100 80 60 40 20 0 peak value i pp t d =t i pp /2 test waveform parameters t r =8 s t d =20 s t - time ( s ) i pp - peak pulse current - % of i pp 60ns 10% percent of peak pulse current % 30ns tr = 0.7~1ns time (ns) 90% 100% pulse duration - tp ( s ) peak pulse power - p pk (kw) 1 0 0. 0 1 0.1 0.1 1 10 100 1000 1
transient voltage suppressors array for esd protection revision january 06, 2014 3 / 3 @ un semiconductor co., ltd. 2014 specifications are subject to change without notice. please refer to www.unsemi.com.tw for current information. SMDAXXC-7 series un semiconductor co., ltd. www.unsemi.com.tw fig4. esd clamping (+8kv contac per iec61000-4-2) fig5. esd clamping (-8kv contac per iec61000-4-2) millimeters inches dim min max min max a 4.80 5.00 0.189 0.197 b 3.80 4.00 0.150 0.157 c 1.35 1.75 0.053 0.069 d 0.35 0.51 0.013 0.020 g 1.27bsc 0.050bsc h 0.10 0.25 0.004 0.010 j 0.19 0.25 0.007 0.010 k 0.40 1.27 0.016 0.050 m 0 8 0 8 n 0.25 0.50 0.010 0.020 s 5.80 6.20 0.228 0.244 characteristic curves so - 08 package outline & dimensions soldering fo otprint
|
