vishay general semiconductor smp11 thru smp36a new product document number 88481 26-jul-06 www.vishay.com 1 surface mount t rans z orb ? transient voltage suppressors features ? very low profile - typical height of 1.0 mm ? ideal for automated placement ? available in unidirectional ? 400 w peak pulse power capability with a 10/1000 s waveform ? excellent clamping capability ? very fast response time ? low incremental surge resistance ? meets msl level 1, per j-std-020c ? solder dip 260 c, 40 seconds ? component in accordance to rohs 2002/95/ec and weee 2002/96/ec typical applications use in sensitive electronics protection against voltage transients induced by inductive load switching and lighting on ics, mosfet, signal lines of sensor units for consumer, computer, industrial, automotive and telecommunication. mechanical data case: do-220aa (smp) epoxy meets ul 94v-0 flammability rating terminals: matte tin plated leads, solderable per j-std-002b and jesd22-b102d e3 suffix for commercial grade polarity: color band denotes cathode end do-220aa (smp) major ratings and characteristics v wm 11 v to 36 v p ppm 400w i fsm 40 a t j max. 150 c note: (1) non-repetitive current pulse, per fig. 3 and derated above t a = 25 c per fig. 2 (2) mounted on 0.2 x 0.2" (5.0 x 5.0 mm) copper pads to each terminal (3) pulse test: 300 s pulse width, 1 % duty cycle maximum ratings (t a = 25 c unless otherwise noted) parameter symbol value unit peak pulse power dissipatio n with a 10/1000 s waveform (1,2) (fig. 1) p ppm 400 w peak pulse current with a 10/1000 s waveform (1) i ppm see table next page a peak forward surge current 10 ms single half sine-wave (2) i fsm 40 a maximum instantaneous forward voltage at 25 a (3) v f 2.5 v operating junction and storage temperature range t j , t stg - 55 to + 150 c
www.vishay.com 2 document number 88481 26-jul-06 vishay general semiconductor smp11 thru smp36a note: (1) v (br) measured after i t applied for 300 s, i t = suqare wave pulse or equivalent (2) surge current waveform per fig. 3 and derate per fig. 2 (3) all terms and symbols are consistent with ansi/ieee c62.35 electrical characteristics (t a = 25 c unless otherwise noted) device type device marking code breakdown voltage v (br) at i t (1) (v) test current i t (ma) stand-off voltage v wm (v) maximum reverse leakage at v wm i d (a) (3) maximum peak pulse surge current i ppm (a) (2) maximum clamping voltage at i ppm v c (v) min max smp11 ay 12.2 14.9 1.0 11 1.0 19.9 20.1 smp11a az 12.2 13.5 1.0 11 1.0 22.0 18.2 smp12 bd 13.3 16.3 1.0 12 1.0 18.2 22.0 smp12a be 13.3 14.7 1.0 12 1.0 20.1 19.9 smp13 bf 14.4 17.6 1.0 13 1.0 16.8 23.8 smp13a bg 14.4 15.9 1.0 13 1.0 18.6 21.5 smp14 bh 15.6 19.1 1.0 14 1.0 15.5 25.8 smp14a bk 15.6 17.2 1.0 14 1.0 17.2 23.2 smp15 bl 16.7 20.4 1.0 15 1.0 14.9 26.9 smp15a bm 16.7 18.5 1.0 15 1.0 16.4 24.4 smp16 bn 17.8 21.8 1.0 16 1.0 13.9 28.8 smp16a bp 17.8 19.7 1.0 16 1.0 15.4 26.0 smp17 bq 18.9 23.1 1.0 17 1.0 13.1 30.5 smp17a br 18.9 20.9 1.0 17 1.0 14.5 27.6 smp18 bs 20.0 24.4 1.0 18 1.0 12.4 32.2 smp18a bt 20.0 22.1 1.0 18 1.0 13.7 29.2 smp20 bu 22.2 27.1 1.0 20 1.0 11.2 35.8 smp20a bv 22.2 24.5 1.0 20 1.0 12.3 32.4 smp22 bw 24.4 29.8 1.0 22 1.0 10.2 39.4 smp22a bx 24.4 26.9 1.0 22 1.0 11.3 35.5 smp24 by 26.7 32.6 1.0 24 1.0 9.3 43.0 smp24a bz 26.7 29.5 1.0 24 1.0 10.3 38.9 smp26 cd 28.9 35.3 1.0 26 1.0 8.6 46.6 smp26a ce 28.9 31.9 1.0 26 1.0 9.5 42.1 smp28 cf 31.1 38.0 1.0 28 1.0 8.0 50.0 smp28a cg 31.1 34.4 1.0 28 1.0 8.8 45.4 smp30 ch 33.3 40.7 1.0 30 1.0 7.5 53.5 smp30a ck 33.3 36.8 1.0 30 1.0 8.3 48.4 smp33 cl 36.7 44.9 1.0 33 1.0 6.8 59.0 smp33a cm 36.7 40.6 1.0 33 1.0 7.5 53.3 smp36 cn 40.0 48.9 1.0 36 1.0 6.2 64.3 smp36a cp 40.0 44.2 1.0 36 1.0 6.9 58.1 ordering information preferred p/n unit weight (g) preferred package code base quantity delivery mode smp11a-e3/84a 0.024 84a 3000 7" diameter plastic tape & reel smp11a-e3/85a 0.024 85a 10000 13" diameter plastic tape & reel
document number 88481 26-jul-06 www.vishay.com 3 smp11 thru smp36a vishay general semiconductor ratings and characteristics curves (t a = 25 c unless otherwise noted) package outline dimensions in inches (millimeters) figure 1. peak pulse power rating curve figure 2. pulse derating curve n on-repetiti v e p u lse w a v eform sho w n in fig. 3 t a = 25 c 0.2 x 0.2" (0.5 x 0.5 mm) copper pad areas 10 1 0.1 0.1 s 1.0 s 10 s 100 s 1.0 ms 10 ms p ppm - peak p u lse p o w er (k w ) td - p u lse w idth (s) 100 75 50 25 0 0 25 50 75 100 125 150 175 200 peak p u lse po w er (p pp ) or c u rrent (i pp ) derating in percentage ( % ) t j = initial temperat u re (c) figure 3. pulse waveform figure 4. typical junction capacitance td tr = 10 sec peak v al u e i ppm half v al u e - i ppm i pp 2 10/1000 sec w a v eform as defined b y r.e.a. t j = 25 c p u lse w idth (td) is defined as the point w here the peak c u rrent decays to 50 % of i ppm 150 100 50 0 0 1.0 2.0 3.0 4.0 i ppm - peak p u lse c u rrent, % i rsm t - time (ms) t j = 25 c f = 1.0 mhz v sig = 50 m v p-p meas u red at zero bias meas u red at stand-off v oltage, v w m 10000 1000 100 100 10 10 c j - j u nction capacitance (pf) v w m - re v erse stand-off v oltage ( v ) 0.000 (0.00) 0.012 (0.30) 0.013 (0.35) 0.004 (0.10) 0.01 8 (0.45) 0.006 (0.15) 0.045 (1.15) 0.033 (0. 8 5) 0.036 (0.91) 0.024 (0.61) 0.016 (0.40) 0.032 (0. 8 0) 0.053 (1.35) 0.041 (1.05) 0.012 (0.30) ref 0.105 (2.67) 0.025 (0.635) 0.100 (2.54) 0.030 (0.762) 0.050 (1.27) cathode b and 0.142 (3.61) 0.126 (3.19) 0.15 8 (4.00) 0.146 (3.70) 0.0 8 6 (2.1 8 ) 0.074 (1. 88 ) 0.0 8 7 (2.20) 0.103 (2.60) do-220aa (smp)
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