features n surface mount smc package n standoff voltage: 12 to 58 volts n power dissipation: 3000 watts n rohs compliant* n aec-q101 compliant** applications n protection of power buses n protection of i/o interfaces n overvoltage transient protection n automotive C entertainment applications C comfort applications n telecom, computer, industrial and consumer electronics applications electrical characteristics (@ t a = 25 c unless otherwise noted) smlj-q transient voltage suppressor diode series *rohs directive 2002/95/ec jan. 27, 2003 including annex and rohs recast 2011/65/eu june 8, 2011. **q part number suffx indicates aec-q101 compliance. specifcations are subject to change without notice. the device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time. users should verify actual device performance in their specifc applications. parameter symbol value unit minimum peak pulse power dissipation (t p = 1 ms) (note 1,2) p pk 3000 watts peak forward surge current 8.3 ms single half sine wave superimposed on rated load (jedec method) (note 3) i fsm 300 amps operating temperature range t j -55 to +150 c storage temperature range t stg -55 to +150 c 1. non-repetitive current pulse, per pulse waveform graph and derated above t a = 25 c per pulse derating curve. 2. mounted on 5.0 mm 2 (0.03 mm thick) copper pads to each terminal. 3. 8.3 ms single sine wave duty cycle = 4 pulses maximum per minute (unidirectional units only). general information bourns offers transient voltage suppressor diodes for surge and esd protection applications, in compact chip package do-214ab (smc) size format. the transient voltage suppressor series offers a choice of working peak reverse voltage from 12 v up to 58 v. typical fast response times are less than 1.0 picosecond from 0 v to breakdown voltage. bourns ? chip diodes conform to jedec standards, are easy to handle with standard pick and place equipment and the fat confguration minimizes roll away. *rohs compliant lead free *rohs compliant versions available lead free versions are rohs compliant* asia-pacifc: tel: +886-2 2562-4117 ? email: asiacus@bourns.com emea: tel: +36 88 520 390 ? email: eurocus@bourns.com the americas: tel: +1-951 781-5500 ? email: americus@bourns.com www.bourns.com
specifcations are subject to change without notice. the device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time. users should verify actual device performance in their specifc applications. smlj-q transient voltage suppressor diode series electrical characteristics (@ t a = 25 c unless otherwise noted) notes: 1. suffx a denotes a 5 % tolerance unidirectional device. 2. suffx ca denotes a 5 % tolerance bidirectional device. unidirectional device bidirectional device breakdown voltage v br (volts) working peak reverse voltage maximum reverse leakage @ v rwm maximum reverse voltage @ i rsm maximum reverse surge current part number part marking part number part marking min. max. @ i t (ma) v rwm (volts) i r (a) v rsm (volts) i rsm (amps) smlj12a-q heeq smlj12ca-q ieeq 13.3 14.7 1 12 2 19.9 150.60 smlj13a-q hegq smlj13ca-q iegq 14.4 15.9 1 13 2 21.5 139.40 smlj14a-q hekq smlj14ca-q iekq 15.6 17.2 1 14 2 23.2 129.40 smlj15a-q hemq smlj15ca-q iemq 16.7 18.5 1 15 2 24.4 123.00 smlj16a-q hepq smlj16ca-q iepq 17.8 19.7 1 16 2 26.0 115.40 smlj17a-q herq smlj17ca-q ierq 18.9 20.9 1 17 2 27.6 106.60 smlj18a-q hetq smlj18ca-q ietq 20.0 22.1 1 18 2 29.2 102.80 smlj20a-q hevq smlj20ca-q ievq 22.2 24.5 1 20 2 32.4 92.60 smlj22a-q hexq smlj22ca-q iexq 24.4 26.9 1 22 2 35.5 84.40 smlj24a-q hezq smlj24ca-q iezq 26.7 29.5 1 24 2 38.9 77.20 smlj26a-q hfeq smlj26ca-q ifeq 28.9 31.9 1 26 2 42.1 71.20 smlj28a-q hfgq smlj28ca-q ifgq 31.1 34.4 1 28 2 45.4 66.00 smlj30a-q hfkq smlj30ca-q ifkq 33.3 36.8 1 30 2 48.4 62.00 smlj33a-q hfmq smlj33ca-q ifmq 36.7 40.6 1 33 2 53.3 56.20 smlj36a-q hfpq smlj36ca-q ifpq 40.0 44.2 1 36 2 58.1 51.60 smlj40a-q hfrq smlj40ca-q ifrq 44.4 49.1 1 40 2 64.5 46.40 SMLJ43A-Q hftq smlj43ca-q iftq 47.8 52.8 1 43 2 69.4 43.20 smlj45a-q hfvq smlj45ca-q ifvq 50.0 55.3 1 45 2 72.7 41.20 smlj48a-q hfxq smlj48ca-q ifxq 53.3 58.9 1 48 2 77.4 38.80 smlj51a-q hfzq smlj51ca-q ifzq 56.7 62.7 1 51 2 82.4 36.40 smlj54a-q hgeq smlj54ca-q igeq 60.0 66.3 1 54 2 87.1 34.40 smlj58a-q hggq smlj58ca-q iggq 64.4 71.2 1 58 2 93.6 32.00
100 75 50 25 0 05 0 25 75 100 150 125 ambient temperature ( peak pulse power derating in percent of peak power or current c ) 10 x 1000 waveform as defined by r.e.a. 6.5 4.0 5.5 6.0 2.5 3.0 3.5 4.5 5.0 0.5 1.0 1.5 2.0 0.0 05 0 25 75 100 150 125 t l - lead temperature (c) steady state power dissipation (w) c j - junction capacitance (pf) i fsm - peak forward surge current (amps) 300 350 250 150 200 50 100 0 1 10 100 number of cycles at 60 hz pulse width 8.3 ms single half sine-wave 100000 10 1 1 10 100 1000 v br - reverse breakdown voltage (v) 100 1000 10000 t j = 25 c f = 1.0 mhz v sig = 50 mvp-p unidirectional @ vr bidirectional @ vr bidirectional v-0v unidirectional v-0v 100 50 0 0 1.0 2.0 3.0 4.0 t, time (ms) i p , peak pulse current (%) ta=25 c tp tr=10 s half value= irsm 2 peak value (irsm) pulse width (tp) is defined as that point where the peak current decays to 50 % of ipsm. 10 x 1000 waveform as defined by r.e.a. 100 10 1.0 0.1 0.1 s 1.0 s 10 s 10 ms t p - pulse width p ppm - peak pulse power (kw) 100 s 1.0 ms t a = 25 c non-repetitive pulse waveform shown in pulse waveform graph smlj-q transient voltage suppressor diode series performance graphs peak pulse power derating curve maximum non-repetitive surge current pulse waveform typical junction capacitance pulse rating curve steady state power derating curve specifcations are subject to change without notice. the device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time. users should verify actual device performance in their specifc applications.
product dimensions specifcations are subject to change without notice. the device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time. users should verify actual device performance in their specifc applications. smlj-q transient voltage suppressor diode series recommended footprint physical specifcations case ........................................... molded plastic per ul class 94v-0 polarity....................... cathode band indicates unidirectional device no cathode band indicates bidirectional device dimensions: mm (inches) a c b g f d c b mm (inches) dimensions: h e a a a c c f e b b d mm (inches) dimensions: dimension smc (do-214ab) a 6.60 - 7.11 (0.260 - 0.280) b 5.59 - 6.22 (0.220 - 0.245) c 2.90 - 3.20 (0.114 - 0.126) d 0.15 - 0.31 (0.006 - 0.112) e 7.75 - 8.13 (0.305 - 0.320) f 0.203 max. (0.008) g 2.00 - 2.62 (0.079 - 0.103) h 0.76 - 1.52 (0.030 - 0.060) dimensions: mm (inches) dimension smc (do-214ab) a (max.) 4.69 (0.185) b (min.) 3.07 (0.121) c (min.) 1.52 (0.060) how to order smlj 12 ca - q package smlj = smc/do-214ab working peak reverse voltage 12 = 12 v rwm (volts) suffx a = 5 % tolerance unidirectional device ca = 5 % tolerance bidirectional device aec-q101 suffx q = aec-q101 compliant, 13-inch reel qh = aec-q101 compliant, 7-inch reel typical part marking yww xxx date code: y = last digit of year ww = week number manufacturers trademark device id environmental specifcations moisture sensitivity level ................................................................ 1 esd classifcation (hbm) ............................................................. 3b
....... ....... ....... ....... ....... ....... ....... ....... pa f e t 120 d 2 d d 1 w 1 c index hole p 0 p 1 w b 10 pitches (min.) direction of feed 10 pitches (min.) end trailer device leader start d cddfn5-0504n - tvs/steering diode array packaging information the product will be dispensed in tape and reel format (see diagram below). devices are packed in accordance with eia standard rs-481-a and specifcations shown here. dimensions: mm (inches) rev. 02/18 smlj-q transient voltage suppressor diode series specifcations are subject to change without notice. the device characteristics and parameters in this data sheet can and do vary in different applications and actual device performance may vary over time. users should verify actual device performance in their specifc applications. item symbol smc (do-214ab) 7-inch reel 13-inch reel carrier width a 6.0 2.0 (0.236 - 0.079) carrier length b 8.3 0.20 (0.327 0.008) carrier depth c 2.5 0.20 (0.098 0.008) sprocket hole d 1.50 0.10 (0.059 0.004) reel outside diameter d 178 (7.008) 330 (12.992) reel inner diameter d 1 50.0 (1.969) min. feed hole diameter d 2 13.0 +0.50/-0.20 (0.512 +0.020/-0.008) sprocket hole position e 1.75 0.10 (0.069 0.004) punch hole position f 7.50 0.10 (0.295 0.004) punch hole pitch p 8.00 0.10 (0.315 0.004) sprocket hole pitch p 0 4.00 0.10 (0.157 0.004) embossment center p 1 2.00 0.10 (0.079 0.004) overall tape thickness t 0.30 0.10 (0.012 0.004) tape width w 16.00 0.30 (0.630 0.012) reel width w 1 22.4 (0.882) max. quantity per reel -- 500 3000
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