devices for bidirectional applications for bi-directional devices, use suffix c or ca (e.g. smaj10c, smaj10ca). electrical characteristics apply in both directions. maximum ratings & thermal characteristics ratings at 25? ambient temperature unless otherwise specified. parameter symbol value unit peak pulse power dissipation with p ppm 400 w a 10/1000 s waveform (1,2) (see fig. 1) peak pulse current with a 10/1000 s waveform (1) i ppm see next table a peak forward surge current 8.3ms single half sine-wave i fsm 40 a uni-directional only (2) typical thermal resistance, junction to ambient (3) r ja 120 ?/w typical thermal resistance, junction to lead r jl 30 ?/w operating junction and storage temperature range t j , t stg 55 to +150 ? notes: (1) non-repetitive current pulse, per fig. 3 and derated above t a = 25? per fig. 2. rating is 300w above 78v (2) mounted on 0.2 x 0.2?(5.0 x 5.0mm) copper pads to each terminal (3) mounted on minimum recommended pad layout 0.157 (3.99) 0.177 (4.50) 0.006 (0.152) 0.012 (0.305) 0.030 (0.76) 0.060 (1.52) 0.008 (0.203) max. 0.194 (4.93) 0.208 (5.28) 0.100 (2.54) 0.110 (2.79) 0.078 (1.98) 0.090 (2.29) 0.049 (1.25) 0.065 (1.65) cathode band smaj5.0 thru 188ca surface mount t rans z orb transient voltage suppressors stand-off voltage 5.0 to 188v peak pulse power 400w dimensions in inches and (millimeters) do-214ac (sma) 10/17/01 features plastic package has underwriters laboratory flammability classification 94v-0 optimized for lan protection applications ideal for esd protection of data lines in accordance with iec 1000-4-2 (iec801-2) ideal for eft protection of data lines in accordance with iec 1000-4-4 (iec801-4) low profile package with built-in strain relief for surface mounted applications glass passivated junction low incremental surge resistance, excellent clamping capability 400w peak pulse power capability with a 10/1000 s waveform, repetition rate (duty cycle): 0.01% (300w above 78v) very fast response time high temperature soldering guaranteed: 250 c/10 seconds at terminals mechanical data case: jedec do-214ac molded plastic over passivated chip terminals: solder plated, solderable per mil-std-750, method 2026 polarity: for uni-directional types the band denotes the cathode, which is positive with respect to the anode under normal tvs operation mounting position: any weight: 0.002oz., 0.064g packaging codes ?options (antistatic): 51 1k per bulk box, 20k/carton 61 1.8k per 7 plastic reel (12mm tape), 36k/carton 5a 7.5k per 13 plastic reel (12mm tape), 75k/carton 0.094 max. (2.38 max.) 0.220 (5.58) ref 0.066 min. (1.68 min.) 0.052 min. (1.32 min.) mounting pad layout extended voltage range
smaj5.0 thru 188ca surface mount t rans z orb transient voltage suppressors electrical characteristics ratings at 25 c ambient temperature unless otherwise specified. v f = 3.5v at i f = 25a (uni-directional only) device breakdown voltage maximum maximum maximum device type marking v (br) at i t (1) test stand-off reverse leakage peak pulse surge clamping code (v) current voltage at v wm current i ppm voltage at i ppm uni bi min max i t (ma) v wm (v) i d ( a) (3) (a) (2) v c (v) smaj5.0 ad wd 6.40 7.82 10 5.0 800 41.7 9.6 smaj5.0a (5) ae we 6.40 7.07 10 5.0 800 43.5 9.2 smaj6.0 af wf 6.67 8.15 10 6.0 800 35.1 11.4 smaj6.0a ag wg 6.67 7.37 10 6.0 800 38.8 10.3 smaj6.5 ah wh 7.22 8.82 10 6.5 500 32.5 12.3 smaj6.5a ak wk 7.22 7.98 10 6.5 500 35.7 11.2 smaj7.0 al wl 7.78 9.51 10 7.0 200 30.1 13.3 smaj7.0a am wm 7.78 8.60 10 7.0 200 33.3 12.0 smaj7.5 an wn 8.33 10.2 1.0 7.5 100 28.0 14.3 smaj7.5a ap wp 8.33 9.21 1.0 7.5 100 31.0 12.9 smaj8.0 aq wq 8.89 10.9 1.0 8.0 50 26.7 15.0 smaj8.0a ar wr 8.89 9.83 1.0 8.0 50 29.4 13.6 smaj8.5 as ws 9.44 11.5 1.0 8.5 10 25.2 15.9 smaj8.5a at wt 9.44 10.4 1.0 8.5 10 27.8 14.4 smaj9.0 au wu 10.0 12.2 1.0 9.0 5.0 23.7 16.9 smaj9.0a av wv 10.0 11.1 1.0 9.0 5.0 26.0 15.4 smaj10 aw ww 11.1 13.6 1.0 10 1.0 21.3 18.8 smaj10a ax wx 11.1 12.3 1.0 10 1.0 23.5 17.0 smaj11 ay wy 12.2 14.9 1.0 11 1.0 19.9 20.1 smaj11a az wz 12.2 13.5 1.0 11 1.0 22.0 18.2 smaj12 bd xd 13.3 16.3 1.0 12 1.0 18.2 22.0 smaj12a be xe 13.3 14.7 1.0 12 1.0 20.1 19.9 smaj13 bf xf 14.4 17.6 1.0 13 1.0 16.8 23.8 smaj13a bg xg 14.4 15.9 1.0 13 1.0 18.6 21.5 SMAJ14 bh xh 15.6 19.1 1.0 14 1.0 15.5 25.8 SMAJ14a bk xk 15.6 17.2 1.0 14 1.0 17.2 23.2 smaj15 bl xl 16.7 20.4 1.0 15 1.0 14.9 26.9 smaj15a bm xm 16.7 18.5 1.0 15 1.0 16.4 24.4 smaj16 bn xn 17.8 21.8 1.0 16 1.0 13.9 28.8 smaj16a bp xp 17.8 19.7 1.0 16 1.0 15.4 26.0 smaj17 bq xq 18.9 23.1 1.0 17 1.0 13.1 30.5 smaj17a br xr 18.9 20.9 1.0 17 1.0 14.5 27.6 smaj18 bs xs 20.0 24.4 1.0 18 1.0 12.4 32.2 smaj18a bt xt 20.0 22.1 1.0 18 1.0 13.7 29.2 smaj20 bu xu 22.2 27.1 1.0 20 1.0 11.2 35.8 smaj20a bv xv 22.2 24.5 1.0 20 1.0 12.3 32.4 smaj22 bw xw 24.4 29.8 1.0 22 1.0 10.2 39.4 smaj22a bx xx 24.4 26.9 1.0 22 1.0 11.3 35.5 smaj24 by xy 26.7 32.6 1.0 24 1.0 9.3 43.0 smaj24a bz xz 26.7 29.5 1.0 24 1.0 10.3 38.9 smaj26 cd yd 28.9 35.3 1.0 26 1.0 8.6 46.6 smaj26a ce ye 28.9 31.9 1.0 26 1.0 9.5 42.1 smaj28 cf yf 31.1 38.0 1.0 28 1.0 8.0 50.0 smaj28a cg yg 31.1 34.4 1.0 28 1.0 8.8 45.4 smaj30 ch yh 33.3 40.7 1.0 30 1.0 7.5 53.5 smaj30a ck yk 33.3 36.8 1.0 30 1.0 8.3 48.4 notes: (1) pulse test: t p 50ms (2) surge current waveform per fig. 3 and derate per fig. 2 (3) for bi-directional types having v wm of 10 volts and less, the i d limit is doubled (4) all terms and symbols are consistent with ansi/ieee c62.35 (5) for the bidirectional smaj5.0ca, the maximum v (br) is 7.25v.
electrical characteristics ratings at 25 c ambient temperature unless otherwise specified. v f = 3.5v at i f = 25a (uni-directional only) device breakdown voltage maximum maximum maximum device type marking v (br) at i t (1) test stand-off reverse leakage peak pulse surge clamping code (v) current voltage at v wm current i ppm voltage at i ppm uni bi min max i t (ma) v wm (v) i d ( a) (3) (a) (2) v c (v) smaj33 cl yl 36.7 44.9 1.0 33 1.0 6.8 59.0 smaj33a cm ym 36.7 40.6 1.0 33 1.0 7.5 53.3 smaj36 cn yn 40.0 48.9 1.0 36 1.0 6.2 64.3 smaj36a cp yp 40.0 44.2 1.0 36 1.0 6.9 58.1 smaj40 cq yq 44.4 54.3 1.0 40 1.0 5.6 71.4 smaj40a cr yr 44.4 49.1 1.0 40 1.0 6.2 64.5 smaj43 cs ys 47.8 58.4 1.0 43 1.0 5.2 76.7 smaj43a ct yt 47.8 52.8 1.0 43 1.0 5.8 69.4 smaj45 cu yu 50.0 61.1 1.0 45 1.0 5.0 80.3 smaj45a cv yv 50.0 55.3 1.0 45 1.0 5.5 72.7 smaj48 cw yw 53.3 65.1 1.0 48 1.0 4.7 85.5 smaj48a cx yx 53.3 58.9 1.0 48 1.0 5.2 77.4 smaj51 cy yy 56.7 69.3 1.0 51 1.0 4.4 91.1 smaj51a cz yz 56.7 62.7 1.0 51 1.0 4.9 82.4 smaj54 rd zd 60.0 73.3 1.0 54 1.0 4.2 96.3 smaj54a re ze 60.0 66.3 1.0 54 1.0 4.6 87.1 smaj58 rf zf 64.4 78.7 1.0 58 1.0 3.9 103 smaj58a rg zg 64.4 71.2 1.0 58 1.0 4.3 93.6 smaj60 rh zh 66.7 81.5 1.0 60 1.0 3.7 107 smaj60a rk zk 66.7 73.7 1.0 60 1.0 4.1 96.8 smaj64 rl zl 71.1 86.9 1.0 64 1.0 3.5 114 smaj64a rm zm 71.1 78.6 1.0 64 1.0 3.9 103 smaj70 rn zn 77.8 95.1 1.0 70 1.0 3.2 125 smaj70a rp zp 77.8 86.0 1.0 70 1.0 3.5 113 smaj75 rq zq 83.3 102 1.0 75 1.0 3.0 134 smaj75a rr zr 83.3 92.1 1.0 75 1.0 3.3 121 smaj78 rs zs 86.7 106 1.0 78 1.0 2.9 139 smaj78a rt zt 86.7 95.8 1.0 78 1.0 3.2 126 smaj85 ru zu 94.4 115 1.0 85 1.0 2.0 151 smaj85a rv zv 94.4 104 1.0 85 1.0 2.2 137 smaj90 rw zw 100 122 1.0 90 1.0 1.9 160 smaj90a rx zx 100 111 1.0 90 1.0 2.1 146 smaj100 ry zy 111 136 1.0 100 1.0 1.7 179 smaj100a rz zz 111 123 1.0 100 1.0 1.9 162 smaj110 vd vd 122 149 1.0 110 1.0 1.5 196 smaj110a se ve 122 135 1.0 110 1.0 1.7 177 smaj120 sf vf 133 163 1.0 120 1.0 1.4 214 smaj120a vg vg 133 147 1.0 120 1.0 1.6 193 smaj130 sh vh 144 176 1.0 130 1.0 1.3 231 smaj130a vk vk 144 159 1.0 130 1.0 1.4 209 smaj150 sl vl 167 204 1.0 150 1.0 1.1 268 smaj150a vm vm 167 185 1.0 150 1.0 1.2 243 smaj160 sn vn 178 218 1.0 160 1.0 1.0 287 smaj160a sp vp 178 197 1.0 160 1.0 1.2 259 smaj170 sq vq 189 231 1.0 170 1.0 0.99 304 smaj170a sr vr 189 209 1.0 170 1.0 1.09 275 smaj188 st vt 209 255 1.0 188 1.0 0.9 344 smaj188a ss vs 209 231 1.0 188 1.0 0.91 328 notes: (1) pulse test: t p 50ms (2) surge current waveform per fig. 3 and derate per fig. 2 (3) for bi-directional types having v wm of 10 volts and less, the i d limit is doubled (4) all terms and symbols are consistent with ansi/ieee c62.35 smaj5.0 thru 188ca surface mount t rans z orb transient voltage suppressors
0 25 50 75 100 0 75 25 50 100 125 150 175 200 peak pulse power (p pp ) or current (i ppm ) derating in percentage, % t a ambient temperature ( c) 1 5 10 50 100 t p pulse duration (sec) fig. 2 pulse derating curve p ppm peak pulse power (kw) fig. 1 peak pulse power rating curve 0.1 1 10 100 0.1 s 1.0 s10 s t d pulse width (sec.) 100 s 1.0ms 10ms 0.2 x 0.2" (5.0 x 5.0mm) copper pad areas 0.2 x 0.2" (5.0 x 5.0mm) copper pad areas transient thermal impedance ( c/w) fig. 5 typical transient thermal impedance non-repetitive pulse waveform shown in fig. 3 t a = 25 c fig. 6 - maximum non-repetitive forward surge current uni-directional only i fsm peak forward surge current (a) number of cycles at 60 hz c j junction capacitance (pf) 10 100 1,000 10,000 10 1 100 200 v wm reverse stand-off voltage (v) t j = 25 c f = 1.0mhz vsig = 50mvp-p measured at stand-off voltage, v wm uni-directional bi-directional 10 50 100 200 t j = t j max. 8.3ms single half sine-wave (jedec method) fig. 4 typical junction capacitance 1 10 100 1000 0.001 0.01 0.1 1 10 100 1000 0 50 100 150 i ppm peak pulse current, % i rsm fig. 3 pulse waveform t j = 25 c pulse width (td) is defined as the point where the peak current decays to 50% of i ppm tr = 10 sec. peak value i ppm half value ipp i ppm 2 td 10/1000 sec. waveform as defined by r.e.a. 0 1.0 2.0 3.0 4.0 t time (ms) smaj5.0 -- smaj78 smaj85 -- smaj188 ratings and characteristic curves (t a = 25 c unless otherwise noted) smaj5.0 thru 188ca surface mount t rans z orb transient voltage suppressors
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