? 2016 littelfuse, inc. specifcations are subject to change without notice. revised: 10/11/16 description applications the unidirectional sd series is designed for use in electronic equipment for low speed and dc applications. it will protect any sensitive equipment from damage due to electrostatic discharge (esd) and other transient events. the sd series can safely absorb repetitive esd strikes at 30kv (contact discharge, iec 61000-4-2) without performance degradation and safely dissipate 30a (sd05) of 8/20s induced surge current (iec61000-4-5 2nd edition) with very low clamping voltages. features ? esd, iec61000-4-2, 30kv contact, 30kv air ? eft, iec61000-4-4, 40a (5/50ns) ? lightning, iec61000-4-5, 30a (t p =8/20s, sd05) ? low clamping voltage ? low leakage current ? small sod323 package fts 0805 footprints ? aec-q101 qualifed ? rohs compliant and lead free ? moisture sensitivity level (msl-1) ? switches / buttons ? test equipment / instrumentation ? point-of-sale terminals ? medical equipment ? notebooks / desktops / servers ? computer peripherals ? automotive electronics pinout and functional block diagram life support note: not intended for use in life support or life saving applications the products shown herein are not designed for use in life sustaining or life saving applications unless otherwise expressly indicated. rohs pb green sd series 450w discrete unidirectional tvs diode additional information datasheet samples resources tvs diode arrays (spa ? diodes) sd general purpose esd protection - sd series
? 2016 littelfuse, inc. specifcations are subject to change without notice. revised: 10/11/16 notes: caution: stresses above those listed in absolute maximum ratings may cause permanent damage to the device. this is a stress only rating and operation of the device at these or any other conditions above those indicated in the operational sections of this specifcation is not implied. absolute maximum ratings symbol parameter value units p pk peak pulse power (t p =8/20s) 450 w t op operating temperature -40 to 125 c t stor storage temperature -55 to 150 c sd05 electrical characteristics (t op =25oc) parameter symbol test conditions min ty p max units reverse standoff voltage v rwm i r 1a 5.0 v reverse voltage drop v r i r =1ma 6.0 v leakage current i leak v r =5v 1. 0 a clamp voltage 1 v c i pp =1a, t p =8/20s, fwd 9.8 v i pp =10a, t p =8/20s, fwd 13.0 v dynamic resistance 2 r dyn tlp, tp=100ns, i/o to ground 0.22 ? peak pulse current i pp t p =8/20s 30.0 a esd withstand voltage 1 v esd iec61000-4-2 (contact discharge) 30 kv iec61000-4-2 (air discharge) 30 kv diode capacitance 1 c d reverse bias=0v, f=1mhz 350 pf thermal information parameter rating units storage temperature range -55 to 150 c maximum junction temperature 150 c maximum lead temperature (soldering 20-40s) 260 c sd12 electrical characteristics (t op =25oc) parameter symbol test conditions min ty p max units reverse standoff voltage v rwm i r 1a 12.0 v reverse voltage drop v r i r =1ma 13.3 v leakage current i leak v r =12v 1. 0 a clamp voltage 1 v c i pp =1a, t p =8/20s, fwd 18.5 v i pp =10a, t p =8/20s, fwd 22.5 v dynamic resistance 2 r dyn tlp, tp=100ns, i/o to ground 0.29 ? peak pulse current i pp t p =8/20s 1 7. 0 a esd withstand voltage 1 v esd iec61000-4-2 (contact discharge) 30 kv iec61000-4-2 (air discharge) 30 kv diode capacitance 1 c d-gnd reverse bias=0v, f=1mhz 150 pf tvs diode arrays (spa ? diodes) general purpose esd protection - sd series
? 2016 littelfuse, inc. specifcations are subject to change without notice. revised: 10/11/16 sd15 electrical characteristics (t op =25oc) sd24 electrical characteristics (t op =25oc) parameter symbol test conditions min ty p max units reverse standoff voltage v rwm i r 1a 15.0 v reverse voltage drop v r i r =1ma 16.7 v leakage current i leak v r =15v 1. 0 a clamp voltage 1 v c i pp =1a, t p =8/20s, fwd 24.0 v i pp =10a, t p =8/20s, fwd 30.0 v dynamic resistance 2 r dyn tlp, tp=100ns, i/o to ground 0.34 ? peak pulse current i pp t p =8/20s 12.0 a esd withstand voltage 1 v esd iec61000-4-2 (contact discharge) 30 kv iec61000-4-2 (air discharge) 30 kv diode capacitance 1 c i/o-gnd reverse bias=0v, f=1mhz 100 pf parameter symbol test conditions min ty p max units reverse standoff voltage v rwm i r 1a 24.0 v reverse voltage drop v r i r =1ma 26.7 v leakage current i leak v r =24v 1. 0 a clamp voltage 1 v c i pp =1a, t p =8/20s, fwd 36.0 v i pp =5a, t p =8/20s, fwd 42.0 v dynamic resistance 2 r dyn tlp, tp=100ns, i/o to ground 0.49 ? peak pulse current i pp t p =8/20s 7. 0 a esd withstand voltage 1 v esd iec61000-4-2 (contact discharge) 30 kv iec61000-4-2 (air discharge) 30 kv diode capacitance 1 c i/o-gnd reverse bias=0v, f=1mhz 65 pf sd36 electrical characteristics (t op =25oc) note: 1. parameter is guaranteed by design and/or device characterization. 2.transmission line pulse (tlp) with 100ns width and 200ps rise time. parameter symbol test conditions min ty p max units reverse standoff voltage v rwm i r 1a 36.0 v reverse voltage drop v r i r =1ma 40.0 v leakage current i leak v r =36v 1. 0 a clamp voltage 1 v c i pp =1a, t p =8/20s, fwd 52.0 v i pp =4a, t p =8/20s, fwd 62.0 v dynamic resistance 2 r dyn tlp, tp=100ns, i/o to ground 0.61 ? peak pulse current i pp t p =8/20s 5.0 a esd withstand voltage 1 v esd iec61000-4-2 (contact discharge) 30 kv iec61000-4-2 (air discharge) 30 kv diode capacitance 1 c i/o-gnd reverse bias=0v, f=1mhz 50 pf tvs diode arrays (spa ? diodes) sd general purpose esd protection - sd series
? 2016 littelfuse, inc. specifcations are subject to change without notice. revised: 10/11/16 8/20 s pulse waveform 0% 10% 20% 30% 40% 50% 60% 70% 80% 90% 100% 110% 0.0 5.0 10.0 15.0 20.0 25.0 30.0 time (s) percent of i pp power derating curve 0 10 20 30 40 50 60 70 80 90 100 110 02 55 07 51 00 12 51 50 am bi en t te mp er at ur e - t a ( o c) % of ra ted po we r i pp non-repetitive peak pulse power vs. pulse time pu ls e du ra ti on - t p ( s) p eak pu ls e po we r - p pk (k w) 0.01 0. 1 1 10 0. 11 10 100 1000 capacitance vs. bias 0 20 40 60 80 100 120 140 160 036 91 21 51 82 12 42 73 03 33 6 ca pa ci tan ce (p f) bi as vo lt ag e (v ) sd 36c sd 24c sd05 sd15 sd24 sd36 sd12 sd05 transmission line pulsing(tlp) plot 0 2 4 6 8 10 12 14 16 18 20 22 02468 10 12 14 tl p vo lt ag e (v ) tl p cu rr en t (a ) sd12 transmission line pulsing(tlp) plot 0 2 4 6 8 10 12 14 16 18 20 22 0246 81 01 21 41 61 82 02 2 tl p vo lt ag e (v ) tl p cu rre nt (a ) tvs diode arrays (spa ? diodes) general purpose esd protection - sd series
? 2016 littelfuse, inc. specifcations are subject to change without notice. revised: 10/11/16 sd15 transmission line pulsing(tlp) plot 0 2 4 6 8 10 12 14 16 18 20 22 0246 81 01 21 41 61 82 02 22 42 62 8 tl p vo lt ag e (v ) tl p cu rre nt (a ) sd24 transmission line pulsing(tlp) plot 0 2 4 6 8 10 12 14 16 18 20 22 05 10 15 20 25 30 35 40 tl p vo lt ag e (v ) tl p cu rr en t (a ) sd36 transmission line pulsing(tlp) plot 0 2 4 6 8 10 12 14 16 18 20 22 05 10 15 20 25 30 35 40 45 50 55 60 tl p vo lt ag e (v ) tl p cu rre nt (a ) ti me te mperature t p t l t s(max) t s(min) 25 t p t l t s time to peak temperature preheat p rehea t ramp-up r amp-up ramp-down r amp-d o critical zone t l to t p c ritical zo n e t l to t p refow condition pb C free assembly pre heat - temperature min (t s(min) ) 150c - temperature max (t s(max) ) 200c - time (min to max) (t s ) 60 C 180 secs average ramp up rate (liquidus) temp (t l ) to peak 3c/second max t s(max) to t l - ramp-up rate 3c/second max refow - temperature (t l ) (liquidus) 217c - temperature (t l ) 60 C 150 seconds peak temperature (t p ) 260 +0/-5 c time within 5c of actual peak temperature (t p ) 20 C 40 seconds ramp-down rate 6c/second max time 25c to peak temperature (t p ) 8 minutes max. do not exceed 260c soldering parameters tvs diode arrays (spa ? diodes) sd general purpose esd protection - sd series
? 2016 littelfuse, inc. specifcations are subject to change without notice. revised: 10/11/16 product characteristics lead plating matte tin lead material copper alloy lead coplanarity 0.0004 inches (0.102mm) substrate material silicon body material v-0 per ul 94 molded epoxy notes : 1. all dimensions are in millimeters 2. dimensions include solder plating. 3. dimensions are exclusive of mold fash & metal burr. 4. blo is facing up for mold and facing down for trim/form, i.e. reverse trim/form. 5. package surface matte fnish vdi 11-13. part numbering system part marking system sd ** 01 t g voltage number of channels package t= tape & reel g= green ? tvs diode arrays (spa ? diodes ) f: sod323 f g * blank: sd05-01ft g 1: sd12-01ftg 2: sd15-01ft g 3: sd24-01ft g 4: sd36-01ft g ordering information part number package marking min. order qty. sd05-01ftg sod323 g 3000 sd12-01ftg sod323 g1 3000 SD15-01FTG sod323 g2 3000 sd24-01ftg sod323 g3 3000 sd36-01ftg sod323 g4 3000 package dimensions -sod323 e e1 b l1 c d a1 a2 a 0.2 0.49 0.45 2.28 1.14 2.77 1.79 recommended solder pad unit: mm symbol sod323 millimeters inches min max min max a 0.8 1.14 0.031 0.045 a1 0.00 0.10 0.000 0.004 a2 0.80 1.04 0.031 0.014 b 0.25 0.35 0.010 0.014 c 0.08 0.15 0.003 0.006 d 1.15 1.45 0.045 0.057 e 1.60 1.90 0.063 0.075 e1 2.44 2.70 0.096 0.106 l1 0.25 0.45 0.010 0.018 tvs diode arrays (spa ? diodes) general purpose esd protection - sd series
? 2016 littelfuse, inc. specifcations are subject to change without notice. revised: 10/11/16 embossed carrier tape & reel specifcation sod323 4.0 0 2.0 0 a a 4.0 0 b b ?1 .50 1 .75 3.50 8.0 0 1 .25 cover t ape 2.90 b-b 0.254 1 .46 a-a ?1 78 1 2.3 9.5 1 2.3 54.4 r78.0 r25.6 r25.6 r6.5 3000 250 0 2000 15 00 10 00 50 0 tvs diode arrays (spa ? diodes) sd general purpose esd protection - sd series
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