?2017 littelfuse, inc. specifcations are subject to change without notice. 1 revision: 10/09/17 description applications the SM24CANB tvs diode array is designed to protect automotive controller area network (can) lines from damage due to electrostatic discharge (esd), electrical fast transient (eft), and other overvoltage transients. the SM24CANB series can absorb repetitive esd strikes above the maximum level specifed in the iec 61000-4-2 international standard without performance degradation and safely dissipate 10a of 8/20s surge current (iec 61000-4-5 2 nd edition) with very low clamping voltages. features ? esd, iec 61000-4-2, 30kv contact, 30kv air ? eft, iec 61000-4-4,50a (5/50ns) ? rohs compliant and lead-free ? lightning, iec 61000- 4-5 2 nd edition, 10a (tp=8/20s) ? low clamping voltage ? low leakage current ? aec-q101 qualifed ? moisture sensitivity level (msl-1) ? can bus protection ? automotive networks ? on-board diagnostics ? sensors, actuators ? energybus ? industrial control networks ? device net ? safety bus ? can open 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 SM24CANB series 500w tvs diode array pin 1 pin 2 pin 3 1 functional block diagram application example split can bus SM24CANB-02htg (500w) canl can bus transceiver common mode choke (optional) canh c g r t/2 r t/2 additional information datasheet saes resources tvs diode arrays (spa ? diodes) tvs diode arrays (spa ? diodes) general purpose esd protection - SM24CANB
?2017 littelfuse, inc. specifcations are subject to change without notice. 2 revision: 10/09/17 notes: caution: stresses above those listed in absolute maximum ratings may cause permanent damage to the component. this is a stress only rating and operation of the component 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) 500 w i pp peak pulse current (t p =8/20s) 10.0 a t op operating temperature -40 to 125 c t stor storage temperature -55 to 150 c electrical characteristics (t op =25oc) parameter symbol test conditions min ty p max units reverse standoff voltage v rwm i r 1a, pin 1 or pin 2 to pin 3 24.0 v reverse breakdown voltage v br i t =1ma, pin 1 or pin 2 to pin 3 26.7 v leakage current i leak v r =24v, pin 1 or pin 2 to pin 3 0.1 a clamp voltage 1 v c i pp =1a, t p =8/20s, pin 1 or pin 2 to pin 3 34.0 v i pp =8a, t p =8/20s, pin 1 or pin 2 to pin 3 46.0 v i pp =10a, t p =8/20s, pin 1 or pin 2 to pin 3 50 v dynamic resistance 2 r dyn tlp, t p =100ns, pin 1 or pin 2 to pin 3 0.6 ? esd withstand voltage 1 v esd iec 61000-4-2 (contact discharge) 30 kv iec 61000-4-2 (air discharge) 30 kv diode capacitance 1 c i/o-gnd reverse bias=0v, f=1mhz; pin 1 or pin 2 to pin 3 30 pf 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 note: 1 parameter is guaranteed by design and/or device characterization. 2 transmission line pulse (tlp) test setting : std.tdr(50),tp=100ns, tr=0.2ns itlp and vtlp averaging window: star t1=70ns to end t2=80ns 2 0. 0 10 .0 20. 0 30. 0 40. 0 50. 0 0246 81 01 21 41 61 82 02 22 4 ca p aci tan ce ( pf) bi as vo lt ag e (v ) capacitance vs. reverse bias (pin1 or pin2 to pin3) tvs diode arrays (spa ? diodes) tvs diode arrays (spa ? diodes) general purpose esd protection - SM24CANB
?2017 littelfuse, inc. specifcations are subject to change without notice. 3 revision: 10/09/17 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 3 0 10 20 30 40 50 60 1. 03 .0 5. 07 .0 9. 01 1. 0 cl am p vo lt ag e (v c ) p eak pu ls e cu rren t -i pp (a ) clamping voltage vs. peak pulse current (pin1 or pin2 to pin3) 60 0 2 4 6 8 10 12 14 16 18 20 01 02 03 04 05 0 tl p cu rren t (a ) tl p vo lt s (v ) transmission line pulsing (tlp) plot (pin1or pin2 to pin3) tvs diode arrays (spa ? diodes) tvs diode arrays (spa ? diodes) general purpose esd protection - SM24CANB
?2017 littelfuse, inc. specifcations are subject to change without notice. 4 revision: 10/09/17 part numbering system part marking system sm 02 t g series number of channels package t= tape & reel g= green ? tvs diode arrays (spa ? diodes) h: sot23-3 h 24 can working voltage can bus b wattage b: 500w m24cb 1 2 3 p e e1 e 3 1 2 e1 b a1 a d c l1 0 n m 502b package sot23-3 pins 3 jedec to-236 millimeters inches min max min max a 0.89 1. 12 0.035 0.044 a1 0.01 0.10 0.0004 0.004 b 0.30 0.50 0.012 0.020 c 0.08 0.2 0.003 0.008 d 2.80 3.04 0.110 0.120 e 2.10 2.64 0.083 0.104 e1 1.20 1.40 0.047 0.055 e 0.95 bsc 0.038 bsc e1 1.90 bsc 0.075 bsc l1 0.54 ref 0.021 ref m 2.29 0.090 n 0.95 0.038 o 0.78 0.030typ p 0.78 0.030typ package dimensions sot23-3 recommended pad layout p e e1 e 3 1 2 e1 b a1 a d c l1 0 n m 502b 4 part number package marking min. order qty. packaging option p/p0 packaging specifcation SM24CANB-02htg sot23-3 m24cb 3000 tape & reel C 8mm tape/7 reel 4mm/4mm eia rs-481 tvs diode arrays (spa ? diodes) tvs diode arrays (spa ? diodes) general purpose esd protection - SM24CANB
?2017 littelfuse, inc. specifcations are subject to change without notice. 5 revision: 10/09/17 general informa tion 1. 30 00 pieces per reel. 2. order in mul tiples of full reels onl y. 3. meets eia-481 revision "a" specifica tions. cover t ape user direction of feed pin 1 so t 23-3 (8mm pocket pitch) 8.4mm 1 80mm 1 4.4mm 1 3mm 60mm a ccess hole 8mm t ape and reel embossed carrier tape & reel speci?cation sot23-3 symbol millimetres inches min max min max e 1.65 1.85 0.065 0.073 f 3.40 3.60 0.134 0.142 p2 1.90 2.10 0.075 0.083 d 1.40 1.60 0.055 0.063 p0 3.90 4.10 0.154 0.161 w 7.70 8.30 0.303 0.327 p 3.90 4.10 0.154 0.161 a0 3.05 3.25 0.120 0.128 b0 2.67 2.87 0.105 0.113 k0 1. 12 1.32 0.044 0.052 t 0.22 0.24 0.009 0.009 5 disclaimer notice - information furnished is believed to be accurate and reliable. however, users should independently evaluate the suitability of and test each product selected for their own applications. littelfuse products are not designed for, and may not be used in, all applications. read complete disclaimer notice at www.littelfuse.com/disclaimer-electronics . tvs diode arrays (spa ? diodes) tvs diode arrays (spa ? diodes) general purpose esd protection - SM24CANB
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