400w surface mount transient voltage rectifiers e-mail: sales@taychipst.com web site: www.taychipst.com 1 of 3 smaj5.0 thru smaj170ca features : 400w surge capability at 1ms excellent clamping capability low zener impedance fast response time : typically less then 1.0 ps from 0 volt to v br(min.) typical i r less then 1 m a above 10v mechanical data * case : sma molded plastic * epoxy : ul94v-o rate flame retardant * lead : lead formed for surface mount * polarity : color band denotes cathode end except bipolar. * mounting position : any * weight : 0.064 grams maximum ratings rating at ta = 25 c ambient temperature unless otherwise specified. rating symbol value units peak forward surge current per fig. 5 (note 3) i fsm 40 amps peak pulse current on 10/1000 m s waveform (note 1, fig. 1) steady state power dissipation (note 4) p m(av) watt operating junction and storage temperature range t j, t stg - 55 to + 150 c notes : (1) non-repetitive current pulse, per fig. 3 and derated above ta = 25 c per fig. 1 (2) mounted on 5.0mm 2 (0.013mm) copper pads to each terminal. (3) 8.3ms single half sine-wave duty cycle=4 pulses per minutes maximum. (4) lead temperature at t l =75 c (5) peak pulse power waveform is 10/1000 m s. peak pulse power dissipation (note1,2,5) fig. 4 1.0 i ppm see table amps p ppm minimum 400 watts
surface mount transient voltage rectifiers 400w smaj5.0 thru smaj170ca e-mail: sales@taychipst.com web site: www.taychipst.com 2 of 3 device type device marking code ? breakdown voltage v br @i t ? v br @i t test current ? stand-off voltage ??? maximum reverse leakage@v wm @v wm maximum peak pulse surge current ?? maximum clamping voltage@i ppm ? @i ppm v i t v wm i d i ppm v c uni bi min max ma v a a v smaj5.0a(ca) ae we 6.40 7.07 10 5.0 800 43.5 9.2 smaj6.0a(ca) ag wg 6.67 7.37 10 6.0 800 38.8 10.3 smaj6.5aca) ak wk 7.22 7.98 10 6.5 500 35.7 11.2 smaj7.0a(ca) am wm 7.78 8.60 10 7.0 200 33.3 12.0 smaj7.5a(ca) ap wp 8.33 9.21 1.0 7.5 100 31.0 12.9 smaj8.0a(ca) ar wr 8.89 9.83 1.0 8.0 50 29.4 13.6 smaj8.5a(ca) at wt 9.44 10.4 1.0 8.5 10 27.8 14.4 smaj9.0a(ca) av wv 10.0 11.1 1.0 9.0 5.0 26.0 15.4 smaj10a(ca) ax wx 11.1 12.3 1.0 10 1.0 23.5 17.0 smaj11a(ca) az wz 12.2 13.5 1.0 11 1.0 22.0 18.2 smaj12a(ca) be xe 13.3 14.7 1.0 12 1.0 20.1 19.9 smaj13a(ca) bg xg 14.4 15.9 1.0 13 1.0 18.6 21.5 smaj14a(ca) bk xk 15.6 17.2 1.0 14 1.0 17.2 23.2 smaj15a(ca) bm xm 16.7 18.5 1.0 15 1.0 16.4 24.4 smaj16a(ca) bp xp 17.8 19.7 1.0 16 1.0 15.4 26.0 smaj17a(ca) br xr 18.9 20.9 1.0 17 1.0 14.5 27.6 smaj18a(ca) bt xt 20.0 22.1 1.0 18 1.0 13.7 29.2 smaj20a(ca) bv xv 22.2 24.5 1.0 20 1.0 12.3 32.4 smaj22a(ca) bx xx 24.4 26.9 1.0 22 1.0 11.3 35.5 smaj24a(ca) bz xz 26.7 29.5 1.0 24 1.0 10.3 38.9 smaj26a(ca) ce ye 28.9 31.9 1.0 26 1.0 9.5 42.1 smaj28a(ca) cg yg 31.1 34.4 1.0 28 1.0 8.8 45.4 smaj30a(ca) ck yk 33.3 36.8 1.0 30 1.0 8.3 48.4 smaj33a(ca) cm ym 36.7 40.6 1.0 33 1.0 7.5 53.3 smaj36a(ca) cp yp 40.0 44.2 1.0 36 1.0 6.9 58.1 smaj40a(ca) cr yr 44.4 49.1 1.0 40 1.0 6.2 64.5 smaj43a(ca) ct yt 47.8 52.8 1.0 43 1.0 5.8 69.4 smaj45a(ca) cv yv 50.0 55.3 1.0 45 1.0 5.5 72.7 smaj48a(ca) cx yx 53.3 58.9 1.0 48 1.0 5.2 77.4 smaj51a(ca) cz yz 56.7 62.7 1.0 51 1.0 4.9 82.4 smaj54a(ca) re ze 60.0 66.3 1.0 54 1.0 4.6 87.1 smaj58a(ca) rg zg 64.4 71.2 1.0 58 1.0 4.3 93.6 smaj60a(ca) rk zk 66.7 73.7 1.0 60 1.0 4.1 96.8 smaj64a(ca) rm zm 71.1 78.6 1.0 64 1.0 3.9 103 smaj70a(ca) rp zp 77.8 86.0 1.0 70 1.0 3.5 113 smaj75a(ca) rr zr 83.3 92.1 1.0 75 1.0 3.3 121 smaj78a(ca) rt zt 86.7 95.8 1.0 78 1.0 3.2 126 smaj85a(ca) rv zv 94.4 104 1.0 85 1.0 2.2 137 smaj90a(ca) rx zx 100 111 1.0 90 1.0 2.1 146 smaj100a(ca) rz zz 111 123 1.0 100 1.0 1.9 162 smaj110a(ca) se ve 122 135 1.0 110 1.0 1.7 177 smaj120a(ca) vg vg 133 147 1.0 120 1.0 1.6 193 smaj130a(ca) vk vk 144 159 1.0 130 1.0 1.4 209 smaj150a(ca) vm vm 167 185 1.0 150 1.0 1.2 143 smaj160a(ca) sp vp 178 197 1.0 160 1.0 1.2 259 smaj170a(ca) sr vr 189 209 1.0 170 1.0 1.09 275 smaj188a(ca) ss vs 209 231 1.0 188 1.0 0.91 328
surface mount transient voltage rectifiers e-mail: sales@taychipst.com web site: www.taychipst.com 400w 3 of 3 smaj5.0 thru smaj170ca fig.1- peak pulse power rating curve pppm, peak pulse power, kw 0.1 s 1.0 s 10 s 100 s 1.0ms 10ms 0.1 1.0 10 100 td. pulse width, sec. 0.2" sq 5.0mm copper pad areas 2 non-repetitive pulse waveform shown in fig. 3 t =25 c a 0 fig.2- pulse derating curve peak pulse power (pppm) or current (lpp) derating in percent age, % 0 25 50 75 100 125 150 175 200 0 25 50 75 100 ta, ambient temperature. c o fig.3- pulse waveform 0 1.0 2.0 3.0 4.0 0 50 150 100 t, time, ms lppm, peak pulse current % pulse width (td) is defined as the point where the peak current decays to 50% of lppm tr=10 sec. 10/1000 sec. waveform as defined by r.e.a. td 2 peak value lppm half value- lpp fig.4- typical junction capacitance cj, junction cap acitance, pf 1 10 200 100 10 100 1,000 10,000 v(br), breakdown voltage. (v) tj=25 c f=1.0mhz vsig=50mvp-p 0 measured at zero bias measured at stand-off voltage,v wm fig.5- maximum non-repetitive peak forward surge current peak for ward surge current . (a) 1 10 100 0 10 40 30 20 50 number of cycles at 60hz 8.3ms single half sine wave jedec method tj=tj max.
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