part number ne34018 package outline 18 symbol parameters and conditions units min typ max nf noise figure at v ds = 2 v, i d = 5 ma, f = 2 ghz db 0.6 1.0 g a associated gain at v ds = 2 v, i d = 5 ma, f = 2 ghz db 14.0 16.0 p 1db output power at 1 db gain compression point, f = 2 ghz v ds = 2 v, i ds = 10 ma dbm 12 v ds = 3 v, i ds = 30 ma dbm 16.5 g 1db gain at p 1db , f = 2 ghz v ds = 2 v, i ds = 10 ma db 17.0 v ds = 3 v, i ds = 30 ma db 17.5 o/p i p3 output i p3 at f = 2 ghz, ? f = 1 mhz v ds = 2 v, i ds = 10 ma dbm 23 v ds = 2 v, i ds = 30 ma dbm 32 i dss saturated drain current at v ds = 2 v, v gs = 0 v ma 30 80 120 v p pinch off voltage at v ds = 2 v, i d = 100 a v -2.0 -0.8 -0.2 g m transconductance at v ds = 2 v, i d = 5 ma ms 30 i gso gate to source leakage current at v gs = -3 v a 0.5 10 r th(ch-a) thermal resistance (channel to ambient) ? c/w 833 ne34018 features ? low cost miniature plastic package (sot-343) ? low noise figure: 0.6 db typical at 2 ghz ? high associated gain: 16.0 db typical at 2 ghz ?l g = 0.6 m, w g = 400 m ? tape & reel packaging noise figure & associated gain vs. frequency v ds = 3 v, i ds = 20 ma california eastern laboratories gaas hj-fet l to s band low noise amplifier (new plastic package) electrical characteristics (t a = 25 c) note: 1. typical values of noise figures and associated gain are those obtained when 50% of the devices from a large number of lots we re individually measured in a circuit with the input individually tuned to obtain the minimum value. maximum values are criteria established on the production line as a "go-no-go" screening test with the fixture tuned for the "generic" type but not for each specimen. description nec's ne34018 is a low cost gallium arsenide hetero-junc- tion fet housed in a miniature (sot-343) plastic surface mount package. the device is fabricated using ion implanta- tion for improved rf and dc performance, reliability, and uniformity. its low noise figure, high gain, small size and weight make it an ideal low noise amplifier transistor in the 1- 3 ghz frequency range. the ne34018 is suitable for gps, pcs, wlan, mmds, and other commercial applications. nec's stringent quality assurance and test procedures en- sure the highest reliability and performance. noise figure, nf (db) associated gain, g a (db) frequency, f (ghz) 18 package sot-343 style 0.5 1 2 3 4 5 6 7 8 910 4 3 2 1 0 25 20 15 10 5 0 g a nf 0.5 1 2 3 4 5 6 7 8 910 4 3 2 1 0 25 20 15 10 5 0
freq. nf opt g a opt (mhz) (db) (db) mag ang rn/50 v ds = 2 v, i ds = 10 ma 900 .56 20.5 .76 30 .45 2000 .63 16.3 .61 41 .28 2500 .68 14.1 .49 51 .18 3000 .70 13.6 .39 49 .16 3500 .76 12.3 .28 71 .12 4000 .82 11.6 .20 80 .10 v ds = 2 v, i ds = 30 ma 2000 .60 17.0 .56 39 .23 2500 .70 15.3 .43 46 .15 3000 .76 14.2 .32 50 .26 v ds = 3 v, i ds = 20 ma 900 .56 20.2 .74 26 1.54 2000 .62 16.8 .62 42 .43 2500 .66 14.9 .56 50 .31 3000 .70 14.0 .45 65 .24 3500 .80 13.2 .36 76 .14 4000 .84 12.8 .29 85 .10 4500 .90 11.0 .20 98 .08 typical performance curves (t a = 25 c) absolute maximum ratings 1 (t a = 25 c) symbols parameters units ratings v ds drain to source voltage v 4 v gdo gate to drain voltage v -3 v gso gate to source voltage v -3 i ds drain current ma i dss t ch channel temperature c 125 t stg storage temperature c -65 to +125 p t total power dissipation mw 150 note: 1. operation in excess of any one of these parameters may result in permanent damage. ne34018 typical noise parameters (t a = 25 c) total power dissipation vs. ambient temperature total power dissipation, p t (mw) ambient temperature, t a ( ? c) 200 150 100 50 0 50 100 150 200 r th = 833?c/w free air 20?c 125?c
v ds = 2 v, i ds = 5 ma frequency s 11 s 21 s 12 s 22 k mag 1 (ghz) mag ang mag ang mag ang mag ang (db) 0.50 0.984 -15.1 4.945 165.0 0.020 80.6 0.807 -7.2 0.135 23.931 0.60 0.979 -18.0 4.908 162.3 0.023 78.9 0.803 -8.6 0.152 23.292 0.70 0.973 -21.0 4.899 159.4 0.027 77.0 0.798 -10.0 0.174 22.587 0.80 0.965 -23.9 4.871 156.7 0.031 75.3 0.793 -11.5 0.195 21.963 0.90 0.958 -26.8 4.843 153.9 0.034 73.7 0.788 -12.9 0.213 21.536 1.00 0.949 -29.8 4.825 151.1 0.038 72.1 0.781 -14.4 0.231 21.037 1.20 0.930 -35.7 4.783 145.6 0.045 68.7 0.767 -17.3 0.270 20.265 1.40 0.906 -41.5 4.723 140.2 0.052 65.4 0.751 -20.2 0.314 19.582 1.60 0.881 -47.5 4.660 134.7 0.058 62.2 0.734 -23.1 0.354 19.050 1.80 0.853 -53.6 4.605 129.3 0.064 59.1 0.715 -26.0 0.395 18.570 2.00 0.821 -59.8 4.531 123.8 0.070 56.0 0.696 -28.9 0.438 18.111 2.50 0.737 -76.3 4.332 110.5 0.082 48.2 0.648 -36.0 0.542 17.229 3.00 0.648 -94.2 4.092 97.6 0.092 41.4 0.600 -42.4 0.643 16.481 3.50 0.569 -113.6 3.805 85.3 0.098 35.3 0.556 -47.7 0.748 15.891 4.00 0.512 -133.0 3.516 73.9 0.102 30.5 0.518 -51.8 0.845 15.374 4.50 0.482 -150.9 3.248 63.8 0.105 27.2 0.480 -54.9 0.932 14.904 5.00 0.472 -165.2 3.025 54.7 0.108 25.3 0.444 -57.8 1.004 14.074 5.50 0.468 -175.7 2.846 46.4 0.112 24.5 0.405 -61.0 1.068 12.459 6.00 0.464 176.0 2.714 38.4 0.118 23.7 0.367 -65.4 1.107 11.622 6.50 0.456 167.9 2.601 30.5 0.126 22.4 0.331 -71.6 1.130 10.955 7.00 0.441 158.2 2.505 22.1 0.134 20.2 0.302 -80.8 1.149 10.372 7.50 0.422 144.3 2.417 13.3 0.142 18.0 0.283 -92.2 1.161 9.874 8.00 0.411 127.5 2.321 4.0 0.151 15.0 0.281 -105.9 1.152 9.503 typical scattering parameters (t a = 25 c) ne34018 20 10 5 4 3 2 1.5 1 .8 .6 .4 .2 -.2 -.4 -.6 -.8 -1 -1.5 -2 -3 -4 -5 -10 -20 0 20 10 1.5 .8 .6 .4 .2 5 4 3 2 1 s 11 0.5 ghz s 11 8 ghz s 22 0.5 ghz s 22 8 ghz 1.00 2.00 3.00 4.00 5.00 90? 270? 180? 225? 315? 135? 45? 0? s 12 8 ghz 0.05 0.10 0.15 s 12 0.5 ghz s 21 0.5 ghz s 21 8 ghz mag = maximum available gain msg = maximum stable gain note: 1. gain calculations: mag = |s 21 | |s 12 | k - 1 ). 2 ( k ? = s 11 s 22 - s 21 s 12 when k 1, mag is undefined and msg values are used. msg = |s 21 | |s 12 | , k = 1 + | ? | - |s 11 | - |s 22 | 2 2 2 2 |s 12 s 21 | ,
ne34018 typical scattering parameters (t a = 25 c) frequency s 11 s 21 s 12 s 22 k mag 1 (ghz) mag ang mag ang mag ang mag ang (db) 0.50 0.978 -17.0 6.806 162.8 0.018 80.1 0.723 -7.5 0.178 25.776 0.60 0.969 -20.3 6.731 159.7 0.022 78.7 0.719 -9.1 0.200 24.857 0.70 0.960 -23.6 6.691 156.5 0.025 77.3 0.712 -10.5 0.224 24.276 0.80 0.949 -26.9 6.624 153.4 0.028 75.5 0.706 -12.0 0.253 23.740 0.90 0.938 -30.1 6.559 150.3 0.032 73.6 0.698 -13.4 0.281 23.117 1.00 0.924 -33.3 6.502 147.2 0.035 72.4 0.690 -14.9 0.307 22.690 1.20 0.897 -39.8 6.371 141.2 0.041 69.2 0.673 -17.8 0.356 21.914 1.40 0.865 -46.0 6.217 135.3 0.047 66.3 0.655 -20.6 0.410 21.215 1.60 0.831 -52.4 6.065 129.5 0.053 63.4 0.635 -23.4 0.460 20.586 1.80 0.796 -58.7 5.912 123.9 0.058 60.7 0.614 -26.1 0.509 20.083 2.00 0.757 -65.1 5.750 118.3 0.063 58.1 0.594 -28.8 0.560 19.603 2.50 0.658 -81.9 5.336 105.0 0.074 51.7 0.546 -35.3 0.677 18.580 3.00 0.563 -100.1 4.909 92.4 0.083 46.5 0.501 -41.2 0.782 17.719 3.50 0.483 -119.7 4.478 80.8 0.091 41.8 0.463 -45.9 0.873 16.920 4.00 0.432 -139.4 4.080 70.2 0.097 38.1 0.429 -49.5 0.952 16.239 4.50 0.409 -157.2 3.733 60.8 0.103 35.1 0.388 -53.3 1.018 14.771 5.00 0.406 -171.0 3.448 52.3 0.109 33.2 0.363 -53.8 1.057 13.538 5.50 0.408 179.2 3.223 44.5 0.117 31.6 0.327 -55.6 1.085 12.618 6.00 0.411 171.4 3.050 37.0 0.126 29.9 0.293 -58.3 1.097 11.939 6.50 0.408 163.8 2.906 29.4 0.136 27.5 0.259 -62.8 1.106 11.320 7.00 0.397 154.5 2.782 21.5 0.145 24.1 0.232 -71.3 1.117 10.752 7.50 0.383 140.6 2.672 13.2 0.156 20.8 0.211 -83.2 1.112 10.298 8.00 0.376 123.6 2.560 4.4 0.166 16.5 0.204 -99.5 1.104 9.917 v ds = 2 v, i ds = 10 ma mag = maximum available gain msg = maximum stable gain note: 1. gain calculations: mag = |s 21 | |s 12 | k - 1 ). 2 ( k ? = s 11 s 22 - s 21 s 12 when k 1, mag is undefined and msg values are used. msg = |s 21 | |s 12 | , k = 1 + | ? | - |s 11 | - |s 22 | 2 2 2 2 |s 12 s 21 | , 20 10 5 4 3 2 1.5 1 .8 .6 .4 .2 -.2 -.4 -.6 -.8 -1 -1.5 -2 -3 -4 -5 -10 -20 0 20 10 1.5 .8 .6 .4 .2 5 4 3 2 1 s 11 0.5 ghz s 11 8 ghz s 22 0.5 ghz s 22 8 ghz 2.50 5.00 90? 270? 180? 225? 315? 135? 45? 0? s 12 8 ghz 0.05 0.10 0.15 s 12 0.5 ghz s 21 0.5 ghz s 21 8 ghz
frequency s 11 s 21 s 12 s 22 k mag 1 (ghz) mag ang mag ang mag ang mag ang (db) 0.50 0.969 -18.6 8.533 160.8 0.017 81.2 0.635 -7.3 0.221 27.007 0.60 0.958 -22.1 8.416 157.3 0.020 79.4 0.631 -8.8 0.256 26.241 0.70 0.946 -25.7 8.331 153.8 0.023 77.8 0.624 -10.2 0.289 25.590 0.80 0.931 -29.2 8.211 150.4 0.026 76.4 0.617 -11.6 0.324 24.994 0.90 0.916 -32.7 8.092 147.1 0.029 75.1 0.610 -12.9 0.354 24.457 1.00 0.899 -36.1 7.982 143.7 0.032 73.8 0.601 -14.3 0.387 23.970 1.20 0.864 -42.9 7.737 137.3 0.037 71.1 0.584 -16.9 0.451 23.204 1.40 0.825 -49.3 7.469 131.1 0.043 68.5 0.566 -19.4 0.512 22.398 1.60 0.785 -55.8 7.205 125.2 0.048 66.1 0.547 -21.8 0.570 21.764 1.80 0.745 -62.1 6.948 119.5 0.053 63.8 0.527 -24.2 0.623 21.176 2.00 0.701 -68.6 6.692 113.9 0.058 61.7 0.509 -26.5 0.675 20.621 2.50 0.596 -85.3 6.075 100.9 0.069 56.6 0.467 -32.4 0.786 19.447 3.00 0.499 -103.3 5.495 88.9 0.079 52.0 0.428 -37.8 0.879 18.423 3.50 0.422 -123.1 4.953 77.8 0.088 47.9 0.397 -42.4 0.952 17.504 4.00 0.374 -142.9 4.477 67.8 0.096 44.3 0.369 -45.8 1.009 16.118 4.50 0.357 -160.6 4.073 58.9 0.104 41.1 0.340 -47.7 1.047 14.596 5.00 0.359 -174.1 3.745 50.9 0.112 38.6 0.310 -48.8 1.073 13.589 5.50 0.366 176.6 3.487 43.4 0.122 36.2 0.278 -49.1 1.084 12.796 6.00 0.372 169.3 3.285 36.2 0.133 33.6 0.248 -50.0 1.084 12.160 6.50 0.372 162.1 3.118 29.0 0.144 30.4 0.219 -52.7 1.086 11.571 7.00 0.365 153.0 2.975 21.4 0.154 26.4 0.193 -60.2 1.090 11.031 7.50 0.353 139.1 2.852 13.4 0.165 22.2 0.169 -72.2 1.088 10.569 8.00 0.348 122.0 2.729 5.0 0.176 17.4 0.156 -91.3 1.079 10.189 v ds = 2 v, i ds = 20 ma mag = maximum available gain msg = maximum stable gain note: 1. gain calculations: mag = |s 21 | |s 12 | k - 1 ). 2 ( k ? = s 11 s 22 - s 21 s 12 when k 1, mag is undefined and msg values are used. msg = |s 21 | |s 12 | , k = 1 + | ? | - |s 11 | - |s 22 | 2 2 2 2 |s 12 s 21 | , ne34018 typical scattering parameters (t a = 25 c)
typical scattering parameters (t a = 25 c) ne34018 frequency s 11 s 21 s 12 s 22 k mag 1 (ghz) mag ang mag ang mag ang mag ang (db) 0.50 0.977 -17.0 6.912 162.9 0.018 80.5 0.744 -7.5 0.170 25.843 0.60 0.969 -20.2 6.836 159.7 0.021 79.0 0.740 -9.0 0.194 25.126 0.70 0.959 -23.5 6.795 156.5 0.024 77.1 0.733 -10.4 0.226 24.520 0.80 0.948 -26.8 6.728 153.4 0.027 75.4 0.727 -11.9 0.252 23.965 0.90 0.937 -30.0 6.659 150.3 0.031 73.7 0.719 -13.3 0.278 23.320 1.00 0.923 -33.2 6.602 147.2 0.034 72.4 0.712 -14.8 0.302 22.882 1.20 0.895 -39.6 6.467 141.2 0.040 69.1 0.695 -17.6 0.355 22.086 1.40 0.863 -45.8 6.310 135.3 0.045 66.2 0.676 -20.3 0.410 21.468 1.60 0.829 -52.1 6.152 129.5 0.051 63.5 0.656 -23.0 0.459 20.814 1.80 0.793 -58.4 5.996 123.9 0.056 60.8 0.636 -25.7 0.508 20.297 2.00 0.754 -64.8 5.830 118.3 0.061 58.0 0.616 -28.3 0.559 19.803 2.50 0.656 -81.4 5.407 105.1 0.071 52.1 0.568 -34.6 0.674 18.817 3.00 0.559 -99.2 4.973 92.7 0.080 46.7 0.524 -40.1 0.781 17.935 3.50 0.479 -118.5 4.538 81.1 0.087 42.3 0.486 -44.7 0.876 17.173 4.00 0.426 -138.0 4.138 70.6 0.093 38.9 0.454 -48.2 0.953 16.483 4.50 0.402 -155.8 3.788 61.2 0.099 36.4 0.422 -50.6 1.011 15.173 5.00 0.397 -169.6 3.500 52.8 0.105 34.6 0.389 -52.6 1.058 13.757 5.50 0.399 -179.6 3.274 45.0 0.112 33.3 0.355 -54.6 1.090 12.833 6.00 0.401 172.6 3.101 37.6 0.121 31.8 0.322 -57.5 1.100 12.163 6.50 0.399 165.2 2.956 30.1 0.131 29.6 0.290 -62.2 1.104 11.573 7.00 0.389 156.1 2.832 22.3 0.140 26.6 0.264 -70.4 1.112 11.026 7.50 0.387 144.7 2.798 15.4 0.153 20.4 0.245 -81.6 1.063 11.085 8.00 0.365 125.8 2.614 5.4 0.161 19.3 0.240 -96.5 1.094 10.240 v ds = 3 v, i ds = 10 ma mag = maximum available gain msg = maximum stable gain note: 1. gain calculations: mag = |s 21 | |s 12 | k - 1 ). 2 ( k ? = s 11 s 22 - s 21 s 12 when k 1, mag is undefined and msg values are used. msg = |s 21 | |s 12 | , k = 1 + | ? | - |s 11 | - |s 22 | 2 2 2 2 |s 12 s 21 | , 20 10 5 4 3 2 1.5 1 .8 .6 .4 .2 -.2 -.4 -.6 -.8 -1 -1.5 -2 -3 -4 -5 -10 -20 0 20 10 1.5 .8 .6 .4 .2 5 4 3 2 1 s 11 0.5 ghz s 11 8 ghz s 22 0.5 ghz s 22 8 ghz 2.50 5.00 90? 270? 180? 225? 315? 135? 45? 0? 0.05 0.10 0.15 s 12 0.5 ghz s 21 0.5 ghz s 21 8 ghz s 12 8 ghz
0.500 0.969 -18.7 8.662 160.8 0.016 81.1 0.667 -7.3 0.215 27.335 0.600 0.957 -22.2 8.541 157.3 0.019 79.1 0.663 -8.8 0.255 26.528 0.700 0.945 -25.8 8.454 153.7 0.022 78.0 0.655 -10.2 0.282 25.846 0.800 0.930 -29.3 8.332 150.3 0.025 76.3 0.649 -11.6 0.318 25.228 0.900 0.915 -32.7 8.209 147.0 0.028 74.8 0.641 -12.9 0.350 24.671 1.000 0.898 -36.1 8.096 143.6 0.031 73.3 0.632 -14.3 0.384 24.169 1.200 0.862 -42.8 7.844 137.2 0.036 70.6 0.615 -16.9 0.447 23.382 1.400 0.823 -49.3 7.571 131.1 0.041 68.1 0.596 -19.3 0.509 22.664 1.600 0.781 -55.7 7.299 125.1 0.046 65.7 0.577 -21.7 0.569 22.005 1.800 0.741 -62.0 7.036 119.4 0.051 63.5 0.557 -24.0 0.621 21.398 2.000 0.697 -68.4 6.775 113.9 0.056 61.4 0.539 -26.4 0.670 20.827 2.250 0.644 -76.6 6.458 107.2 0.061 58.7 0.517 -29.3 0.731 20.248 2.500 0.591 -84.9 6.144 100.9 0.066 56.5 0.496 -32.0 0.786 19.689 2.750 0.541 -93.7 5.848 94.8 0.071 54.3 0.476 -34.7 0.833 19.157 3.000 0.493 -102.7 5.553 88.9 0.075 52.1 0.458 -37.1 0.884 18.695 3.500 0.415 -122.2 5.007 78.0 0.084 48.2 0.426 -41.5 0.956 17.753 4.000 0.368 -141.9 4.526 68.0 0.091 44.9 0.399 -44.7 1.016 16.188 4.500 0.349 -159.7 4.119 59.2 0.099 42.2 0.372 -46.8 1.052 14.798 5.000 0.349 -173.2 3.790 51.2 0.107 39.9 0.343 -48.1 1.077 13.794 5.500 0.357 177.4 3.532 43.8 0.116 37.9 0.313 -49.1 1.089 13.021 6.000 0.362 170.2 3.332 36.7 0.127 35.6 0.284 -50.8 1.086 12.405 6.500 0.363 163.3 3.166 29.5 0.138 32.7 0.255 -54.2 1.084 11.836 7.000 0.356 154.4 3.024 22.0 0.148 28.8 0.230 -61.8 1.087 11.307 7.500 0.343 140.7 2.902 14.1 0.160 25.0 0.208 -73.1 1.079 10.876 8.000 0.336 123.7 2.782 5.7 0.171 20.3 0.199 -89.6 1.067 10.531 v ds = 3 v, i ds = 20 ma frequency s 11 s 21 s 12 s 22 k mag 1 (ghz) mag ang mag ang mag ang mag ang (db) mag = maximum available gain msg = maximum stable gain note: 1. gain calculations: mag = |s 21 | |s 12 | k - 1 ). 2 ( k ? = s 11 s 22 - s 21 s 12 when k 1, mag is undefined and msg values are used. msg = |s 21 | |s 12 | , k = 1 + | ? | - |s 11 | - |s 22 | 2 2 2 2 |s 12 s 21 | , ne34018 typical scattering parameters (t a = 25 c)
parameters q1 parameters q1 vto -0.6885 rg 4 vtosc 0 rd 1.5 alpha 5 rs 2 beta 0.1838 rgmet 0 gamma 0.038 kf 0 gammadc 0.03 af 1 q 1.8 tnom 27 delta 0.25 xti 3 vbi 0.7 eg 1.43 is 3e-13 vtotc 0 n 1 betatce 0 ris 0 ffe 1 rid 0 tau 4e-12 cds 0.1e-12 rdb 5000 cbs 1e-11 cgso 0.95e-12 cgdo 0.04e-12 delta1 0.3 delta2 0.05 fc 0.5 vbr infinity parameter units time seconds capacitance farads inductance henries resistance ohms voltage volts current amps fet nonlinear model parameters (1) units model range frequency: 0.5 to 6 ghz bias: v ds = 1 v to 3 v, i d = 5 ma to 40 ma date: 6/97 (1) series iv libra tom model ne34018 ne34018 nonlinear model schematic cgd_pkg lg_pkg 0.02pf ld ld_pkg cds_pkg ls_pkg cgs_pkg 0.1pf 0.93nh 0.18nh gate ls q1 lg 0.25nh source drain 0.18nh 0.1pf 0.09nh 0.4nh
ne34018 pin connections 1. source 2. gate 3. source 4. drain package outline 18 outline dimensions (units in mm) part number qty i dss range marking (ma) ne34018-a bulk up to 3 k 30-120 v63 or v64 ne34018-ti-63-a 3 k/reel 30-65 v63 NE34018-TI-64-A 3 k/reel 60-120 v64 ordering information 2.1 0.2 1.25 0.1 1 2 3 0.3 (leads 2, 3, 4) 0.3 0.9 0.1 0 to 0.1 0.15 +0.10 -0.05 2.0 0.2 4 0.4 +0.10 -0.05 1.3 +0.10 -0.05 0.65 0.65 0.60 0.65 exclusive north american agent for rf, microwave & optoelectronic semiconductors california eastern laboratories ?headquarters ?4590 patrick henry drive ?santa clara, ca 95054-1817 ?(408) 988-3500 ?telex 34-6393 ?fax (408) 988-0279 24-hour fax-on-demand: 800-390-3232 (u.s. and canada only) ?internet: http://www.cel.com printed in usa on recycled paper -12/98 data subject to change without notice life support applications these nec products are not intended for use in life support devices, appliances, or systems where the malfunction of these prod ucts can reasonably be expected to result in personal injury. the customers of cel using or selling these products for use in such applications do so at their own risk and agree to fully indemnify cel for all damages resulting from such improper use or sale.
1-106 4590 patrick henry drive santa clara, ca 95054-1817 telephone: (408) 919-2500 facsimile: ( 408 ) 988-0279 subject: compliance with eu directives cel certifies, to its knowledge, that semiconductor and laser products detailed below are compliant with the requirements of european union (eu) directive 2002/95/ec restriction on use of hazardous substances in electrical and electronic equipment (rohs) and the requirements of eu directive 2003/11/ec restriction on penta and octa bde. cel pb-free products have the same base part number with a suffix added. the suffix ? indicates that the device is pb-free. the ?z suffix is used to designate devices containing pb which are exempted from the requirement of rohs directive (*). in all cases the devices have pb-free terminals. all devices with these suffixes meet the requirements of the rohs directive. this status is based on cel? understanding of the eu directives and knowledge of the materials that go into its products as of the date of disclosure of this information. restricted substance per rohs concentration limit per rohs (values are not yet fixed) concentration contained in cel devices -a -az lead (pb) < 1000 ppm not detected (*) mercury < 1000 ppm not detected cadmium < 100 ppm not detected hexavalent chromium < 1000 ppm not detected pbb < 1000 ppm not detected pbde < 1000 ppm not detected if you should have any additional questions regarding our devices and compliance to environmental standards, please do not hesitate to contact your local representative. important information and disclaimer: information provided by cel on its website or in other communications concerting the substan ce content of its products represents knowledge and belief as of the date that it is provided. cel bases its knowledge and belief on information provided by third parties and makes no representation or warranty as to the accuracy of such information. efforts are underway t o better integrate information from third parties. cel has taken and continues to take reasonable steps to provide representative and ac curate information but may not have conducted destructive testing or chemical analysis on incoming materials and chemicals. cel and ce l suppliers consider certain information to be proprietary, and thus cas numbers and other limited information may not be available for release. in no event shall cel? liability arising out of such information exceed the total purchase price of the cel part(s) at issue s old by cel to customer on an annual basis. see cel terms and conditions for additional clarification of warranties and liability.
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