50K 4050 NTC热敏电阻温度/阻值 R/T表
标称阻值：50kΩ at 25℃
R25=50K±1%
B25/50=4050±1%
| Temp. (deg. C) |
Rmax (k Ohms) |
Rnor (k Ohms) |
Rmin (k Ohms) |
Temp. (deg. C) |
Rmax (k Ohms) |
Rnor (k Ohms) |
Rmin (k Ohms) |
| -30 | 992.7199 | 935.9799 | 881.6887 | 136 | 1.1456 | 1.0703 | 0.9990 |
| -29 | 931.3535 | 878.6760 | 828.2318 | 137 | 1.1155 | 1.0419 | 0.9723 |
| -28 | 874.1721 | 825.2463 | 778.3575 | 138 | 1.0863 | 1.0144 | 0.9463 |
| -27 | 820.8647 | 775.4053 | 731.8043 | 139 | 1.0580 | 0.9877 | 0.9212 |
| -26 | 771.1456 | 728.8904 | 688.3305 | 140 | 1.0306 | 0.9618 | 0.8968 |
| -25 | 724.7510 | 685.4590 | 647.7137 | 141 | 1.0039 | 0.9367 | 0.8731 |
| -24 | 681.4390 | 644.8885 | 609.7491 | 142 | 0.9781 | 0.9123 | 0.8502 |
| -23 | 640.9860 | 606.9729 | 574.2474 | 143 | 0.9530 | 0.8887 | 0.8279 |
| -22 | 603.1863 | 571.5228 | 541.0341 | 144 | 0.9286 | 0.8657 | 0.8064 |
| -21 | 567.8500 | 538.3632 | 509.9481 | 145 | 0.9049 | 0.8434 | 0.7854 |
| -20 | 534.8019 | 507.3323 | 480.8405 | 146 | 0.8820 | 0.8218 | 0.7651 |
| -19 | 503.8804 | 478.2810 | 453.5735 | 147 | 0.8597 | 0.8009 | 0.7454 |
| -18 | 474.9361 | 451.0713 | 428.0201 | 148 | 0.8380 | 0.7805 | 0.7262 |
| -17 | 447.8309 | 425.5757 | 404.0624 | 149 | 0.8170 | 0.7607 | 0.7076 |
| -16 | 422.4373 | 401.6761 | 381.5915 | 150 | 0.7966 | 0.7415 | 0.6896 |
| -15 | 398.6373 | 379.2634 | 360.5064 | 151 | 0.7768 | 0.7229 | 0.6721 |
| -14 | 376.3215 | 358.2365 | 340.7137 | 152 | 0.7575 | 0.7047 | 0.6551 |
| -13 | 355.3889 | 338.5016 | 322.1265 | 153 | 0.7388 | 0.6871 | 0.6386 |
| -12 | 335.7457 | 319.9719 | 304.6647 | 154 | 0.7206 | 0.6701 | 0.6225 |
| -11 | 317.3052 | 302.5670 | 288.2536 | 155 | 0.7029 | 0.6535 | 0.6069 |
| -10 | 299.9869 | 286.2121 | 272.8239 | 156 | 0.6857 | 0.6373 | 0.5918 |
| -9 | 283.7161 | 270.8379 | 258.3115 | 157 | 0.6690 | 0.6216 | 0.5771 |
| -8 | 268.4236 | 256.3800 | 244.6565 | 158 | 0.6528 | 0.6064 | 0.5628 |
| -7 | 254.0448 | 242.7788 | 231.8035 | 159 | 0.6370 | 0.5916 | 0.5489 |
| -6 | 240.5203 | 229.9785 | 219.7009 | 160 | 0.6216 | 0.5772 | 0.5355 |
| -5 | 227.7943 | 217.9276 | 208.3006 | 161 | 0.6067 | 0.5632 | 0.5223 |
| -4 | 215.8154 | 206.5780 | 197.5580 | 162 | 0.5922 | 0.5496 | 0.5096 |
| -3 | 204.5356 | 195.8850 | 187.4315 | 163 | 0.5781 | 0.5364 | 0.4972 |
| -2 | 193.9100 | 185.8070 | 177.8824 | 164 | 0.5644 | 0.5235 | 0.4852 |
| -1 | 183.8973 | 176.3053 | 168.8745 | 165 | 0.5510 | 0.5110 | 0.4735 |
| 0 | 174.4587 | 167.3436 | 160.3742 | 166 | 0.5380 | 0.4988 | 0.4621 |
| 1 | 165.5582 | 158.8884 | 152.3501 | 167 | 0.5254 | 0.4870 | 0.4510 |
| 2 | 157.1621 | 150.9083 | 144.7729 | 168 | 0.5131 | 0.4755 | 0.4402 |
| 3 | 149.2391 | 143.3740 | 137.6154 | 169 | 0.5011 | 0.4643 | 0.4298 |
| 4 | 141.7600 | 136.2581 | 130.8520 | 170 | 0.4895 | 0.4534 | 0.4196 |
| 5 | 134.6975 | 129.5353 | 124.4588 | 171 | 0.4781 | 0.4428 | 0.4097 |
| 6 | 128.0263 | 123.1817 | 118.4137 | 172 | 0.4671 | 0.4325 | 0.4000 |
| 7 | 121.7225 | 117.1750 | 112.6959 | 173 | 0.4564 | 0.4224 | 0.3906 |
| 8 | 115.7639 | 111.4944 | 107.2857 | 174 | 0.4459 | 0.4126 | 0.3815 |
| 9 | 110.1298 | 106.1206 | 102.1652 | 175 | 0.4357 | 0.4031 | 0.3726 |
| 10 | 104.8009 | 101.0352 | 97.3172 | 176 | 0.4258 | 0.3939 | 0.3640 |
| 11 | 99.7590 | 96.2214 | 92.7258 | 177 | 0.4162 | 0.3848 | 0.3556 |
| 12 | 94.9871 | 91.6632 | 88.3760 | 178 | 0.4068 | 0.3761 | 0.3474 |
| 13 | 90.4693 | 87.3457 | 84.2540 | 179 | 0.3976 | 0.3675 | 0.3394 |
| 14 | 86.1909 | 83.2549 | 80.3465 | 180 | 0.3887 | 0.3592 | 0.3316 |
| 15 | 82.1378 | 79.3777 | 76.6413 | 181 | 0.3800 | 0.3511 | 0.3241 |
| 16 | 78.2971 | 75.7019 | 73.1269 | 182 | 0.3715 | 0.3432 | 0.3167 |
| 17 | 74.6565 | 72.2160 | 69.7925 | 183 | 0.3633 | 0.3355 | 0.3095 |
| 18 | 71.2045 | 68.9092 | 66.6279 | 184 | 0.3552 | 0.3280 | 0.3025 |
| 19 | 67.9305 | 65.7714 | 63.6236 | 185 | 0.3474 | 0.3207 | 0.2957 |
| 20 | 64.8244 | 62.7931 | 60.7707 | 186 | 0.3398 | 0.3136 | 0.2891 |
| 21 | 61.8767 | 59.9653 | 58.0608 | 187 | 0.3323 | 0.3066 | 0.2827 |
| 22 | 59.0784 | 57.2798 | 55.4859 | 188 | 0.3251 | 0.2999 | 0.2764 |
| 23 | 56.4214 | 54.7286 | 53.0388 | 189 | 0.3180 | 0.2933 | 0.2702 |
| 24 | 53.8977 | 52.3043 | 50.7123 | 190 | 0.3111 | 0.2869 | 0.2643 |
| 25 | 51.5000 | 50.0000 | 48.5000 | 191 | 0.3044 | 0.2806 | 0.2584 |
| 26 | 49.2655 | 47.8092 | 46.3541 | 192 | 0.2978 | 0.2745 | 0.2528 |
| 27 | 47.1395 | 45.7256 | 44.3142 | 193 | 0.2915 | 0.2686 | 0.2472 |
| 28 | 45.1162 | 43.7436 | 42.3746 | 194 | 0.2852 | 0.2628 | 0.2418 |
| 29 | 43.1901 | 41.8576 | 40.5298 | 195 | 0.2791 | 0.2571 | 0.2366 |
| 30 | 41.3560 | 40.0626 | 38.7747 | 196 | 0.2732 | 0.2516 | 0.2315 |
| 31 | 39.6092 | 38.3537 | 37.1046 | 197 | 0.2674 | 0.2462 | 0.2265 |
| 32 | 37.9451 | 36.7264 | 35.5148 | 198 | 0.2618 | 0.2410 | 0.2216 |
| 33 | 36.3592 | 35.1763 | 34.0012 | 199 | 0.2563 | 0.2358 | 0.2168 |
| 34 | 34.8476 | 33.6994 | 32.5597 | 200 | 0.2509 | 0.2309 | 0.2122 |
| 35 | 33.4065 | 32.2920 | 31.1866 | 201 | 0.2457 | 0.2260 | 0.2077 |
| 36 | 32.0322 | 30.9504 | 29.8782 | 202 | 0.2406 | 0.2212 | 0.2033 |
| 37 | 30.7212 | 29.6712 | 28.6313 | 203 | 0.2356 | 0.2166 | 0.1990 |
| 38 | 29.4705 | 28.4512 | 27.4425 | 204 | 0.2307 | 0.2121 | 0.1948 |
| 39 | 28.2768 | 27.2875 | 26.3090 | 205 | 0.2260 | 0.2077 | 0.1907 |
| 40 | 27.1374 | 26.1770 | 25.2279 | 206 | 0.2213 | 0.2034 | 0.1867 |
| 41 | 26.0495 | 25.1172 | 24.1966 | 207 | 0.2168 | 0.1992 | 0.1828 |
| 42 | 25.0105 | 24.1055 | 23.2124 | 208 | 0.2124 | 0.1951 | 0.1790 |
| 43 | 24.0181 | 23.1395 | 22.2731 | 209 | 0.2081 | 0.1911 | 0.1753 |
| 44 | 23.0698 | 22.2170 | 21.3763 | 210 | 0.2038 | 0.1871 | 0.1717 |
| 45 | 22.1636 | 21.3356 | 20.5200 | 211 | 0.1997 | 0.1833 | 0.1681 |
| 46 | 21.2974 | 20.4935 | 19.7022 | 212 | 0.1957 | 0.1796 | 0.1647 |
| 47 | 20.4692 | 19.6887 | 18.9209 | 213 | 0.1918 | 0.1760 | 0.1613 |
| 48 | 19.6772 | 18.9193 | 18.1743 | 214 | 0.1879 | 0.1724 | 0.1580 |
| 49 | 18.9197 | 18.1837 | 17.4607 | 215 | 0.1842 | 0.1689 | 0.1548 |
| 50 | 18.1949 | 17.4802 | 16.7786 | 216 | 0.1805 | 0.1655 | 0.1517 |
| 51 | 17.5013 | 16.8073 | 16.1263 | 217 | 0.1770 | 0.1622 | 0.1486 |
| 52 | 16.8374 | 16.1635 | 15.5025 | 218 | 0.1735 | 0.1590 | 0.1456 |
| 53 | 16.2019 | 15.5473 | 14.9058 | 219 | 0.1701 | 0.1558 | 0.1427 |
| 54 | 15.5933 | 14.9576 | 14.3348 | 220 | 0.1667 | 0.1528 | 0.1398 |
| 55 | 15.0105 | 14.3930 | 13.7884 | 221 | 0.1635 | 0.1497 | 0.1370 |
| 56 | 14.4522 | 13.8523 | 13.2654 | 222 | 0.1603 | 0.1468 | 0.1343 |
| 57 | 13.9172 | 13.3345 | 12.7646 | 223 | 0.1572 | 0.1439 | 0.1317 |
| 58 | 13.4046 | 12.8384 | 12.2851 | 224 | 0.1541 | 0.1411 | 0.1291 |
| 59 | 12.9132 | 12.3631 | 11.8258 | 225 | 0.1511 | 0.1384 | 0.1265 |
| 60 | 12.4420 | 11.9076 | 11.3858 | 226 | 0.1482 | 0.1357 | 0.1240 |
| 61 | 11.9903 | 11.4709 | 10.9642 | 227 | 0.1454 | 0.1330 | 0.1216 |
| 62 | 11.5570 | 11.0523 | 10.5601 | 228 | 0.1426 | 0.1305 | 0.1192 |
| 63 | 11.1413 | 10.6508 | 10.1728 | 229 | 0.1399 | 0.1280 | 0.1169 |
| 64 | 10.7425 | 10.2658 | 9.8014 | 230 | 0.1372 | 0.1255 | 0.1147 |
| 65 | 10.3598 | 9.8965 | 9.4453 | 231 | 0.1347 | 0.1231 | 0.1125 |
| 66 | 9.9925 | 9.5421 | 9.1038 | 232 | 0.1321 | 0.1208 | 0.1103 |
| 67 | 9.6398 | 9.2019 | 8.7761 | 233 | 0.1296 | 0.1185 | 0.1082 |
| 68 | 9.3012 | 8.8755 | 8.4617 | 234 | 0.1272 | 0.1162 | 0.1061 |
| 69 | 8.9760 | 8.5621 | 8.1600 | 235 | 0.1248 | 0.1140 | 0.1041 |
| 70 | 8.6636 | 8.2612 | 7.8703 | 236 | 0.1225 | 0.1119 | 0.1021 |
| 71 | 8.3635 | 7.9721 | 7.5923 | 237 | 0.1202 | 0.1098 | 0.1002 |
| 72 | 8.0751 | 7.6945 | 7.3253 | 238 | 0.1180 | 0.1077 | 0.0983 |
| 73 | 7.7979 | 7.4278 | 7.0689 | 239 | 0.1158 | 0.1057 | 0.0964 |
| 74 | 7.5315 | 7.1715 | 6.8226 | 240 | 0.1137 | 0.1038 | 0.0946 |
| 75 | 7.2753 | 6.9252 | 6.5859 | 241 | 0.1116 | 0.1018 | 0.0929 |
| 76 | 7.0290 | 6.6884 | 6.3585 | 242 | 0.1096 | 0.1000 | 0.0911 |
| 77 | 6.7921 | 6.4607 | 6.1400 | 243 | 0.1076 | 0.0981 | 0.0894 |
| 78 | 6.5643 | 6.2418 | 5.9299 | 244 | 0.1056 | 0.0963 | 0.0878 |
| 79 | 6.3450 | 6.0313 | 5.7279 | 245 | 0.1037 | 0.0946 | 0.0862 |
| 80 | 6.1341 | 5.8288 | 5.5337 | 246 | 0.1018 | 0.0928 | 0.0846 |
| 81 | 5.9310 | 5.6339 | 5.3469 | 247 | 0.1000 | 0.0912 | 0.0830 |
| 82 | 5.7356 | 5.4464 | 5.1672 | 248 | 0.0982 | 0.0895 | 0.0815 |
| 83 | 5.5474 | 5.2660 | 4.9943 | 249 | 0.0965 | 0.0879 | 0.0800 |
| 84 | 5.3663 | 5.0923 | 4.8280 | 250 | 0.0947 | 0.0863 | 0.0786 |
| 85 | 5.1918 | 4.9251 | 4.6679 | 251 | 0.0931 | 0.0848 | 0.0771 |
| 86 | 5.0237 | 4.7641 | 4.5138 | 252 | 0.0914 | 0.0832 | 0.0757 |
| 87 | 4.8618 | 4.6090 | 4.3654 | 253 | 0.0898 | 0.0818 | 0.0744 |
| 88 | 4.7058 | 4.4596 | 4.2225 | 254 | 0.0882 | 0.0803 | 0.0730 |
| 89 | 4.5554 | 4.3157 | 4.0850 | 255 | 0.0867 | 0.0789 | 0.0717 |
| 90 | 4.4105 | 4.1771 | 3.9524 | 256 | 0.0851 | 0.0775 | 0.0705 |
| 91 | 4.2709 | 4.0435 | 3.8248 | 257 | 0.0837 | 0.0761 | 0.0692 |
| 92 | 4.1362 | 3.9147 | 3.7018 | 258 | 0.0822 | 0.0748 | 0.0680 |
| 93 | 4.0063 | 3.7906 | 3.5832 | 259 | 0.0808 | 0.0735 | 0.0668 |
| 94 | 3.8811 | 3.6709 | 3.4690 | 260 | 0.0794 | 0.0722 | 0.0656 |
| 95 | 3.7603 | 3.5555 | 3.3589 | 261 | 0.0780 | 0.0709 | 0.0644 |
| 96 | 3.6437 | 3.4442 | 3.2527 | 262 | 0.0767 | 0.0697 | 0.0633 |
| 97 | 3.5313 | 3.3368 | 3.1503 | 263 | 0.0754 | 0.0685 | 0.0622 |
| 98 | 3.4227 | 3.2333 | 3.0516 | 264 | 0.0741 | 0.0673 | 0.0611 |
| 99 | 3.3180 | 3.1334 | 2.9563 | 265 | 0.0728 | 0.0662 | 0.0601 |
| 100 | 3.2169 | 3.0369 | 2.8645 | 266 | 0.0716 | 0.0650 | 0.0590 |
| 101 | 3.1193 | 2.9439 | 2.7758 | 267 | 0.0704 | 0.0639 | 0.0580 |
| 102 | 3.0250 | 2.8540 | 2.6903 | 268 | 0.0692 | 0.0628 | 0.0570 |
| 103 | 2.9340 | 2.7673 | 2.6077 | 269 | 0.0680 | 0.0618 | 0.0560 |
| 104 | 2.8461 | 2.6836 | 2.5280 | 270 | 0.0669 | 0.0607 | 0.0551 |
| 105 | 2.7612 | 2.6027 | 2.4511 | 271 | 0.0658 | 0.0597 | 0.0541 |
| 106 | 2.6792 | 2.5246 | 2.3768 | 272 | 0.0647 | 0.0587 | 0.0532 |
| 107 | 2.5999 | 2.4492 | 2.3051 | 273 | 0.0636 | 0.0577 | 0.0523 |
| 108 | 2.5233 | 2.3763 | 2.2358 | 274 | 0.0626 | 0.0567 | 0.0514 |
| 109 | 2.4492 | 2.3058 | 2.1689 | 275 | 0.0615 | 0.0558 | 0.0506 |
| 110 | 2.3776 | 2.2378 | 2.1042 | 276 | 0.0605 | 0.0549 | 0.0497 |
| 111 | 2.3084 | 2.1720 | 2.0418 | 277 | 0.0595 | 0.0540 | 0.0489 |
| 112 | 2.2415 | 2.1084 | 1.9814 | 278 | 0.0585 | 0.0531 | 0.0481 |
| 113 | 2.1768 | 2.0469 | 1.9231 | 279 | 0.0576 | 0.0522 | 0.0473 |
| 114 | 2.1142 | 1.9875 | 1.8667 | 280 | 0.0567 | 0.0513 | 0.0465 |
| 115 | 2.0537 | 1.9300 | 1.8122 | 281 | 0.0557 | 0.0505 | 0.0457 |
| 116 | 1.9951 | 1.8744 | 1.7595 | 282 | 0.0548 | 0.0497 | 0.0450 |
| 117 | 1.9385 | 1.8207 | 1.7085 | 283 | 0.0540 | 0.0489 | 0.0442 |
| 118 | 1.8836 | 1.7687 | 1.6592 | 284 | 0.0531 | 0.0481 | 0.0435 |
| 119 | 1.8305 | 1.7183 | 1.6115 | 285 | 0.0522 | 0.0473 | 0.0428 |
| 120 | 1.7792 | 1.6696 | 1.5654 | 286 | 0.0514 | 0.0465 | 0.0421 |
| 121 | 1.7294 | 1.6225 | 1.5208 | 287 | 0.0506 | 0.0458 | 0.0414 |
| 122 | 1.6813 | 1.5769 | 1.4776 | 288 | 0.0498 | 0.0451 | 0.0407 |
| 123 | 1.6347 | 1.5327 | 1.4358 | 289 | 0.0490 | 0.0443 | 0.0401 |
| 124 | 1.5895 | 1.4900 | 1.3954 | 290 | 0.0482 | 0.0436 | 0.0394 |
| 125 | 1.5458 | 1.4486 | 1.3562 | 291 | 0.0475 | 0.0429 | 0.0388 |
| 126 | 1.5034 | 1.4085 | 1.3183 | 292 | 0.0467 | 0.0423 | 0.0382 |
| 127 | 1.4624 | 1.3697 | 1.2816 | 293 | 0.0460 | 0.0416 | 0.0376 |
| 128 | 1.4227 | 1.3320 | 1.2461 | 294 | 0.0453 | 0.0409 | 0.0370 |
| 129 | 1.3841 | 1.2956 | 1.2117 | 295 | 0.0446 | 0.0403 | 0.0364 |
| 130 | 1.3468 | 1.2603 | 1.1783 | 296 | 0.0439 | 0.0397 | 0.0358 |
| 131 | 1.3106 | 1.2261 | 1.1460 | 297 | 0.0432 | 0.0390 | 0.0353 |
| 132 | 1.2755 | 1.1930 | 1.1148 | 298 | 0.0425 | 0.0384 | 0.0347 |
| 133 | 1.2415 | 1.1608 | 1.0844 | 299 | 0.0419 | 0.0378 | 0.0342 |
| 134 | 1.2085 | 1.1297 | 1.0551 | 300 | 0.0412 | 0.0373 | 0.0336 |
| 135 | 1.1766 | 1.0995 | 1.0266 |
