surface mount t rans z orb ? transient voltage suppressors v (br) unidirectional 6.8 to 540v v (br) bidirectional 6.8 to 220v peak pulse power 1500w devices for bidirectional applications for bi-directional devices, use suffix ca (e.g. 1.5smc10ca). electrical characteristics apply in both directions. maximum ratings & thermal characteristics ratings at 25c ambient temperature unless otherwise specified. parameter symbol value unit peak power dissipation with a 10/1000 s waveform (1)(2) (fig. 1) p ppm 1500 w peak pulse current with a 10/1000 s waveform (1) (fig. 3) i ppm see next table a power dissipation on infinite heatsink, t a = 50c p m(av) 6.5 w peak forward surge current 8.3ms single half sine-wave i fsm 200 a uni-directional only (2) thermal resistance junction to ambient air (3) r ja 75 c/w thermal resistance junction to leads r jl 15 c/w operating junction and storage temperature range t j , t stg ?65 to +150 c notes: (1) non-repetitive current pulse, per fig.3 and derated above t a = 25c per fig. 2 (2) mounted on 0.31 x 0.31? (8.0 x 8.0mm) copper pads to each terminal (3) mounted on minimum recommended pad layout features ? low profile package with built-in strain relief for surface mounted applications ? glass passivated junction ? low incremental surge resistance ? low inductance ? excellent clamping capability ? 1500w peak pulse power capability with a 10/1000 s waveform, repetition rate (duty cycle): 0.01% ? very fast response time ? plastic package has underwriters laboratory flammability classification 94v-0 mechanical data case: jedec do-214ab (smc) molded plastic over passivated junction terminals: solder plated, solderable per mil-std-750, method 2026. high temperature soldering: 250c/10 seconds at terminals. polarity: for uni-directional types the band denotes the cathode, which is positive with respect to the anode under normal tvs operation. standard packaging: 16mm tape (eia std rs-481) weight: 0.007 oz., 0.21 g 0.280 (7.11) 0.260 (6.60) 0.012 (0.305) 0.006 (0.152) 0.008 (0.203) max. 0.320 (8.13) 0.305 (7.75) 0.060 (1.52) 0.030 (0.76) 0.245 (6.22) 0.220 (5.59) 0.126 (3.20) 0.114 (2.90) 0.103 (2.62) 0.079 (2.06) cathode band dimensions in inches and (millimeters) do-214ab (smc j-bend) 0.185 max. (4.69 max.) 0.126 min. (3.20 min.) 0.060 min. (1.52 min.) 0.320 ref mounting pad layout extended voltage range 1.5smc series vishay semiconductors formerly general semiconductor document number 88303 www.vishay.com 21-may-04 1
electrical characteristics ratings at 25c ambient temperature unless otherwise specified. v f = 3.5v at i f = 100a (uni-directional only) breakdown voltage maximum maximum maximum maximum general device marking v (br) at i t (1) test stand-off reverse peak pulse clamping temp. semiconductor code (v) current voltage leakage current voltage at coefficient part number i t v wm at v wm i ppm (2) i ppm of v (br) uni bi min max (ma) (v) i d (4) ( a) (a) v c (v) (% / ?) 1.5smc6.8a 6v8a 6v8c 6.45 7.14 10 5.80 1000 143 10.5 0.057 1.5smc7.5a 7v5a 7v5c 7.13 7.88 10 6.40 500 133 11.3 0.061 1.5smc8.2a 8v2a 8v2c 7.79 8.61 10 7.02 200 124 12.1 0.065 1.5smc9.1a 9v1a 9v1c 8.65 9.55 1.0 7.78 50 112 13.4 0.068 1.5smc10a 10a 10c 9.50 10.5 1.0 8.55 10 103 14.5 0.073 1.5smc11a 11a 11c 10.5 11.6 1.0 9.40 5.0 96.2 15.6 0.075 1.5smc12a 12a 12c 11.4 12.6 1.0 10.2 5.0 89.8 16.7 0.078 1.5smc13a 13a 13c 12.4 13.7 1.0 11.1 5.0 82.4 18.2 0.081 1.5smc15a 15a 15c 14.3 15.8 1.0 12.8 1.0 70.8 21.2 0.084 1.5smc16a 16a 16c 15.2 16.8 1.0 13.6 1.0 66.7 22.5 0.086 1.5smc18a 18a 18c 17.1 18.9 1.0 15.3 1.0 59.5 25.2 0.089 1.5smc20a 20a 20c 19.0 21.0 1.0 17.1 1.0 54.2 27.7 0.090 1.5smc22a 22a 22c 20.9 23.1 1.0 18.8 1.0 49.0 30.6 0.092 1.5smc24a 24a 24c 22.8 25.2 1.0 20.5 1.0 45.2 33.2 0.09 1.5smc27a 27a 27c 25.7 28.4 1.0 23.1 1.0 40.0 37.5 0.096 1.5smc30a 30a 30c 28.5 31.5 1.0 25.6 1.0 36.2 41.4 0.097 1.5smc33a 33a 33c 31.4 34.7 1.0 28.2 1.0 32.8 45.7 0.098 1.5smc36a 36a 36c 34.2 37.8 1.0 30.8 1.0 30.1 49.9 0.099 1.5smc39a 39a 39c 37.1 41.0 1.0 33.3 1.0 27.8 53.9 0.100 1.5smc43a 43a 43c 40.9 45.2 1.0 36.8 1.0 25.3 59.3 0.101 1.5smc47a 47a 47c 44.7 49.4 1.0 40.2 1.0 23.1 64.8 0.101 1.5smc51a 51a 51c 48.5 53.6 1.0 43.6 1.0 21.4 70.1 0.102 1.5smc56a 56a 56c 53.2 58.8 1.0 47.8 1.0 19.5 77.0 0.103 1.5smc62a 62a 62c 58.9 65.1 1.0 53.0 1.0 17.6 85.0 0.104 1.5smc68a 68a 68c 64.6 71.4 1.0 58.1 1.0 16.3 92.0 0.104 1.5smc75a 75a 75c 71.3 78.8 1.0 64.1 1.0 14.6 104 0.105 1.5smc82a 82a 82c 77.9 86.1 1.0 70.1 1.0 13.3 113 0.105 1.5smc91a 91a 91c 86.5 95.5 1.0 77.8 1.0 12.0 125 0.106 1.5smc100a 100a 100c 95.0 105 1.0 85.5 1.0 10.9 137 0.106 1.5smc110a 110a 110c 105 116 1.0 94.0 1.0 9.9 152 0.107 1.5smc120a 120a 120c 114 126 1.0 102 1.0 9.1 165 0.107 1.5smc130a 130a 130c 124 137 1.0 111 1.0 8.4 179 0.107 1.5smc150a 150a 150c 143 158 1.0 128 1.0 7.2 207 0.106 1.5smc160a 160a 160c 152 168 1.0 136 1.0 6.8 219 0.108 1.5smc170a 170a 170c 162 179 1.0 145 1.0 6.4 234 0.108 1.5smc180a 180a 180c 171 189 1.0 154 1.0 6.1 246 0.108 1.5smc200a 200a 200c 190 210 1.0 171 1.0 5.5 274 0.108 1.5smc220a 220a 220c 209 231 1.0 185 1.0 4.6 328 0.108 1.5smc250a 250a ? 237 263 1.0 214 1.0 4.4 344 0.110 1.5smc300a 300a ? 285 315 1.0 256 1.0 3.6 414 0.110 1.5smc350a 350a ? 333 368 1.0 300 1.0 3.1 482 0.110 1.5smc400a 400a ? 380 420 1.0 342 1.0 2.7 548 0.110 1.5smc440a 440a ? 418 462 1.0 376 1.0 2.5 602 0.110 1.5smc480a 480a ? 456 504 1.0 408 1.0 2.28 658 0.110 1.5smc510a 510a ? 485 535 1.0 434 1.0 2.15 698 0.110 1.5smc540a 540a ? 513 567 1.0 459 1.0 2.03 740 0.110 notes: (1) pulse test: t p 50ms (2) surge current waveform per fig. 3 and derate per fig. 2 (3) all terms and symbols are consistent with ansi/ieee ca62.35 (4) for bidirectional types with v r 10 volts and less, the i d limit is doubled 1.5smc series vishay semiconductors formerly general semiconductor www.vishay.com document number 88303 2 21-may-04
c j ? junction capacitance (pf) fig. 4 ?typical junction capacitance uni-directional 0 25 50 75 100 0 75 25 50 100 125 150 175 200 peak pulse power (p pp ) or current (i pp ) derating in percentage, % t a ? ambient temperature ( c) 10 100 1,000 10,000 20,000 10 1 100 400 v wm ? reverse stand-off voltage (v) 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 0.31 x 0.31" (8.0 x 8.0mm) copper pad areas t j = 25 c f = 1.0mhz vsig = 50mvp-p measured at zero bias v r , measured at stand-off voltage, v wm fig. 6 - maximum non-repetitive forward surge current uni-directional use only 1 10 100 10 100 200 peak forward surge current, amperes number of cycles at 60hz 8.3ms single half sine-wave (jedec method) t j = t j max. uni-directional bi-directional t p ? pulse duration (sec) transient thermal impedance ( c/w) fig. 5 ?typical transient thermal impedance 0.1 1.0 10 100 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) ratings and characteristic curves (t a = 25c unless otherwise noted) 1.5smc series vishay semiconductors formerly general semiconductor document number 88303 www.vishay.com 21-may-04 3
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