热敏电阻R-T分度表及相关算法
R2510000Ω ±1%B25/85:3950 K ±1% PART NO :-40℃ , R140186025℃ , R210,00085℃ , R31,087125℃ , R4359-----------55----------300----------1OKB值12673782.7854358.9225233.15126503573.9288893.4225298.15145940409.97128271.4225358.15163116100.67158523.4225398.151163540697.954358.9225233.151244106936.988893.4225298.151321163615.8128271.4225358.151371303155.2158523.4225398.15112673782.78163540697.9233.15126503573.92244106936.9298.15145940409.97321163615.8358.15163116100.67371303155.2398.15112673782.7854358.9225163540697.9126503573.9288893.4225244106936.9145940409.97128271.4225321163615.8163116100.67158523.4225371303155.21 C=7.311398E-08 D=-7.621735E-06RT=exp(A+B/T+C/T2+D/T3) A=-4.038025E+00 B=3.950000E+03计算区电阻值OK温度间隔℃递归误差确认请输入打印范围起始温度点℃截至温度点℃T2ΩT3ΩT4Ω请输入黄色区块的资料 (即可自动计算RT数据和产生RT图表）:请输入四温度点及其对应的之电阻值T1Ω12673782.7854358.9225233.1516354069826503573.9288893.4225298.1524410693745940409.97128271.4225358.1532116361663116100.67158523.4225398.15371303155温度阻值EXP(B*(1/T2-1/T1))-40401,8601.075036729F9-39373,8101.074375363F9-38347,9331.073722797F8-37324,0431.073078876F8-36301,9751.072443445F7-35281,5771.071816354F7-34262,7101.071197457F6-33245,2491.07058661F5-32229,0791.069983672F5-31214,0961.069388507F4-30200,2041.06880098F3-29187,3161.06822096F3-28175,3541.067648318F2-27164,2431.067082928F1-26153,9181.066524667F0-25144,3171.065973416EF-24135,3851.065429055EE-23127,0711.06489147ED-22119,3281.064360547EC-21112,1121.063836175EB-20105,3851.063318248E9-1999,1091.062806658E8-1893,2521.062301301E7-1787,7831.061802076E5-1682,6741.061308883E4-1577,8981.060821625E2-1473,4321.060340205E1-1369,2531.059864531DF-1265,3411.05939451DE-1161,6781.058930052DC-1058,2461.058471069DA-955,0281.058017475D8-852,0111.057569185D6-749,1791.057126116D4-646,5221.056688186D2-544,0261.056255316D0-441,6811.055827427CE-339,4771.055404443CC-237,4051.054986288C9-135,4551.054572889C7033,6211.054164173C5131,8931.053760069C2230,2661.053360507C0328,7331.05296542BD427,2881.052574739BB525,9251.0521884B8624,6391.051806338B6723,4251.051428488B3822,2791.05105479B0921,1971.050685182AD1020,1751.050319605AB1119,2081.049957998A81218,2941.049600305A51317,4301.049246469A21416,6121.0488964359F1515,8371.0485501479C1615,1041.0482075529A1714,4091.047868597971813,7511.047533231941913,1271.047201403912012,5351.0468730628E2111,9741.046548168B2211,4411.046226649882310,9361.045908481852410,4561.04559361822510,000180269,5670.9566796437D279,1550.9569619987A288,7640.95724162277298,3910.9575185574308,0370.95779281772317,7000.9580644566F327,3790.9583335016C337,0740.9585999836A346,7830.95886393667356,5060.95912539164366,2410.95938437862375,9890.959640935F385,7490.9598950765D395,5200.9601468455B405,3010.96039626758415,0930.96064337256424,8940.96088818754434,7030.9611307451444,5220.9613710594F454,3480.9616091724D1503.90625464,1820.9618451044B474,0240.96207888349483,8720.96231053347493,7270.96254008245503,5880.96276755343513,4550.96299297341523,3280.9632163643F533,2070.9634377523E543,0900.963657163C552,9780.9638746113A562,8710.96409012939572,7690.96430373637582,6710.96451545435592,5770.96472530634602,4860.96493331432612,3990.96513949831622,3160.9653438830632,2370.965546482E642,1600.965747322D652,0860.965946422C662,0160.9661437982A671,9480.96633947629681,8830.96653347228691,8200.96672580527701,7600.96691649526711,7020.9671055625721,6460.96729301724731,5930.96747888623741,5410.96766318422751,4920.96784592921761,4440.96802713720771,3980.9682068271F781,3540.9683850141E791,3110.9685617151D801,2700.9687369481C811,2310.9689107271C821,1930.9690830691B831,1560.9692539891A841,1210.96942350419851,0870.96959162819861,0540.96975837618871,0220.96992376417889920.97008780617899620.97025051616909340.97041190915919060.97057199915928800.970730814938540.97088832614948290.97104458913958050.97119960413967820.97135338412977600.97150594112987380.97165728911997180.97180744111006980.971956407101016780.972104202101026590.972250837F1036410.972396325F1046230.972540677F1056060.972683904E1065900.97282602E1075740.972967034D1085590.973106959D1095440.973245805D1105290.973383584C1115150.973520306C1125020.973655982C1134880.973790622B1144760.973924238B1154630.974056839B1164510.974188435B1174400.974319038A1184290.974448656A1194180.974577299A1204070.974704978A1213970.97483170191223870.97495747991233770.9750823291243680.97520623391253590.97532922981263500.97545131681273410.97557250281283330.97569279781293250.97581220981303170.97593074871313100.9760484271323020.97616523571332950.97628120271342880.97639632771352810.97651061971362750.97662408761372680.97673673861382620.9768485861392560.9769596261402500.97706986761412450.97717932761422390.97728800851432340.97739591851442280.97750306451452230.97760945251462180.97771509151472130.97781998651482090.97792414551492040.97802757651502000.97813028351511950.97823227541521910.97833355841531870.97843413841541830.97853402241551790.97863321641561750.97873172741571720.9788295641581680.97892672341591640.9790232241601610.97911905941611580.97921424431621540.97930878331631510.9794026831641480.97949594231651450.97958857431661420.97968058231671390.97977197131681360.97986274731691340.97995291631701310.98004248331711280.98013145231721260.9802198331731230.98030762231741210.98039483231751190.98048146631761160.9805675321771140.98065302721781120.98073796321791100.9808223422
热敏电阻分度表
T(℃)Rmin(KΩ)Rnom(KΩ)Rmax(KΩ)-40.058.4262.6767.24-39.556.6360.7165.09-39.054.8958.8263.02-38.553.2256.9961.02-38.051.6055.2259.09-37.550.0453.5257.23-37.048.5351.8755.43-36.547.0750.2853.70-36.045.6548.7452.02-35.544.2947.2550.40-35.042.9745.8148.84-34.541.8944.4247.33-34.040.4543.0845.87-33.539.2641.7844.46-33.038.1040.6243.08-32.536.9839.3141.77-32.035.9038.1340.50-31.534.8537.0039.27-31.033.8335.9038.08-30.532.8534.8336.93-30.031.9033.8135.82-29.530.9832.8134.74-29.030.0931.8533.70-28.529.2230.9132.70-28.028.3930.0131.72-27.527.5829.1430.78-27.026.7928.2929.87-26.526.0327.4828.99-26.025.3026.6828.14-25.524.5825.9227.31-25.023.8925.1726.51-24.523.2224.4525.74-24.022.5723.7624.99-23.521.9423.0824.27-23.021.3322.4323.57-22.520.7421.7922.89-22.020.1721.1822.23-21.519.6120.5821.59-21.019.0720.0120.97-20.518.5519.4520.38-20.018.0418.9019.80-19.517.5518.3819.24-19.017.0816.9018.69-18.516.6117.3818.17-18.016.1616.9017.66-17.515.7316.4317.16-17.015.3115.6816.68-16.514.9015.5516.22-16.014.5015.1215.77-15.514.1114.7115.33-15.013.4714.3114.90-14.513.3713.9314.49-14.013.0213.5514.10-13.512.6813.1913.71-13.012.3412.8313.33-12.512.0212.4912.97-12.012.7112.1612.62-11.511.4011.8312.28-11.011.1111.5211.94-10.510.8211.2211.62-10.010.5410.9211.31-9.510.2710.6311.01-9.010.0010.3810.71-8.59.7510.0810.43-8.09.509.8210.15-7.59.259.569.88-7.09.029.329.62-6.58.799.089.37-6.08.578.849.12-5.58.358.618.88-5.08.148.398.65-4.57.948.188.42-4.07.747.978.20-3.57.557.777.99-3.07.367.577.78-2.57.187.387.58-2.07.007.197.39-1.56.827.017.20-1.06.666.837.01-0.56.496.666.830.06.336.506.700.56.186.336.491.06.036.186.321.55.886.026.162.05.745.876.012.55.605.735.863.05.485.595.713.55.335.455.574.05.215.325.434.55.085.195.295.04.965.065.165.54.844.945.046.04.724.824.926.54.604.704.807.04.494.594.697.54.384.484.588.04.274.374.478.54.174.274.449.04.074.174.279.53.974.074.1710.03.873.974.0710.53.783.883.9811.03.693.793.8911.53.603.703.8012.03.523.613.7112.53.433.533.6313.03.353.453.5413.53.273.373.4614.03.203.293.3914.53.123.213.3115.03.053.143.2315.52.983.073.1616.02.913.003.0916.52.282.933.0217.02.782.872.9617.52.712.802.8918.02.652.742.8318.52.592.682.7619.02.532.622.7019.52.472.562.6520.02.422.502.5920.52.362.452.5321.02.312.242.4821.52.262.342.4222.02.212.292.3722.52.162.242.3223.02.112.192.2723.52.062.142.2224.02.022.092.1724.51.972.052.1325.01.932.012.0825.51.891.962.0426.01.851.922.0026.51.811.881.9527.01.771.841.9127.51.731.801.8728.01.691.761.8328.51.651.721.8029.01.621.691.7629.51.581.651.7230.01.551.621.6930.51.521.581.6531.01.481.551.6231.51.451.521.5932.01.421.491.5532.51.391.461.5233.01.361.431.4933.51.331.401.4634.01.311.371.4334.51.281.341.4035.01.261.311.3835.51.231.291.3536.01.201.261.3236.51.181.231.3037.01.151.211.2737.51.131.191.2438.01.111.161.2238.51.081.141.2039.01.061.121.1739.51.041.091.1540.01.021.071.1340.50.991.051.1141.00.981.031.0841.50.961.011.0642.00.940.991.0442.50.920.971.0243.00.900.951.0043.50.880.930.9844.00.870.910.9644.50.850.900.9545.00.830.880.9345.50.820.860.9146.00.800.850.8946.50.780.830.8847.00.770.810.8647.50.750.800.8448.00.740.780.8348.50.720.770.8149.00.710.750.8049.50.700.740.7850.00.680.730.7750.50.670.710.7551.00.660.700.7451.50.650.690.7352.00.630.670.7152.50.620.660.7053.00.610.650.6953.50.600.640.6854.00.590.620.6654.50.580.610.6555.00.560.600.6455.50.550.590.6356.00.540.580.5256.50.530.570.6157.00.520.560.6057.50.510.550.5958.00.510.540.5858.50.500.530.5659.00.490.520.5659.50.480.510.5560.00.470.500.5460.50.460.490.5361.00.450.480.5261.50.440.480.5162.00.440.470.5062.50.430.460.4963.00.420.450.4863.50.410.440.4764.00.410.440.4764.50.400.430.4665.00.390.420.4565.50.390.410.4466.00.380.410.4466.50.370.400.4367.00.370.390.4267.50.360.390.4168.00.350.380.4168.50.350.370.4069.00.340.370.3969.50.340.360.3970.00.330.350.3870.50.320.350.3771.00.320.340.3771.50.310.340.3672.00.310.330.3672.50.300.330.3573.00.300.320.3573.50.290.320.3474.00.290.310.3374.50.280.300.3375.00.280.300.32
NTC-10K-1%-3950-1%-R-T表
A=B=C=D=E=
温度(℃)最小值(kΩ)中心值(kΩ)最大值(kΩ)温度系数(%/℃)阻值负偏差（%)阻值正偏差(%)测温负偏差(℃)测温正偏差(℃)-40328.374343.633359.564-7.65-4.444.64-0.610.58-39307.226321.286335.956-7.58-4.384.57-0.600.58-38287.581300.541314.054-7.52-4.314.50-0.600.57-37269.324281.275293.727-7.46-4.254.43-0.590.57-36252.347263.371274.849-7.40-4.194.36-0.590.57-35236.552246.725257.310-7.35-4.124.29-0.580.56-34221.851231.242241.006-7.29-4.064.22-0.580.56-33208.160216.832225.843-7.23-4.004.16-0.570.55-32195.404203.415211.733-7.17-3.944.09-0.570.55-31183.514190.916198.597-7.12-3.884.02-0.570.54-30172.425179.267186.361-7.12-3.823.96-0.560.54-29162.081168.407174.963-7.06-3.763.89-0.550.53-28152.425158.276164.335-7.01-3.703.83-0.550.53-27143.406148.819154.421-6.95-3.643.76-0.540.52-26134.978139.987145.168-6.90-3.583.70-0.540.52-25127.099131.736136.529-6.85-3.523.64-0.530.51-24119.731124.024128.459-6.80-3.463.58-0.530.51-23112.837116.813120.917-6.75-3.403.51-0.520.503.0476573732573600E-06-2.7167140021388800E-07-6.4799859083114500E-08华巨温度传感器感知世界的温度，创造中国的世界品牌R25=10kΩ±1% B25/50= 3950±1%南京华巨电子有限公司热敏电阻温度阻值对照表
NTC10K_热敏电阻温度阻值对应表
NTC热敏电阻R/T对照表 型号: mfh103-3950
T(℃) R(KΩ) T(℃) R(KΩ) T(℃) R(KΩ)
-20.0 95.3370 20.5 12.2138 61.0 2.3820
-19.5 92.6559 21.0 11.9425 61.5 2.3394
-19.0 90.0580 21.5 11.6778 62.0 2.2977
-18.5 87.5406 22.0 11.4198 62.5 2.2568
-18.0 85.1009 22.5 11.1681 63.0 2.2167
-17.5 82.7364 23.0 10.9227 63.5 2.1775
-17.0 80.4445 23.5 10.6834 64.0 2.1390
-16.5 78.2227 24.0 10.4499 64.5 2.1013
-16.0 76.0689 24.5 10.2222 65.0 2.0644
-15.5 73.9806 25.0 10.0000 65.5 2.0282
-15.0 71.9558 25.5 9.7833 66.0 1.9928
-14.5 69.9923 26.0 9.5718 66.5 1.9580
-14.0 68.0881 26.5 9.3655 67.0 1.9240
-13.5 66.2412 27.0 9.1642 67.5 1.8906
-13.0 64.4499 27.5 8.9677 68.0 1.8579
-12.5 62.7122 28.0 8.7760 68.5 1.8258
热敏电阻RT值表
R---T TABLE
R25℃=100KΩ±1％ B25℃/50℃=3950±1％
T Rmax Rnor Rmin T Rmax Rnor Rmin
-20 997.8523 965.8195 934.7214 145 1.9973 1.9007 1.8086
-19 941.2420 911.5533 882.7129 146 1.9485 1.8538 1.7635
-18 888.1953 860.6741 833.9222 147 1.9010 1.8082 1.7197
-17 838.4666 812.9499 788.1309 148 1.8549 1.7639 1.6771
-16 791.8289 768.1666 745.1370 149 1.8101 1.7208 1.6358
-15 748.0720 726.1259 704.7531 150 1.7665 1.6789 1.5956
-14 707.0009 686.6434 666.8054 151 1.7241 1.6383 1.5566
-13 668.4349 649.5486 631.1328 152 1.6829 1.5987 1.5186
-12 632.2070 614.6833 597.5856 153 1.6428 1.5603 1.4817
-11 598.1616 581.9004 566.0247 154 1.6039 1.5229 1.4459
-10 566.1547 551.0637 536.3212 155 1.5660 1.4866 1.4111
-9 536.0527 522.0463 508.3550 156 1.5291 1.4513 1.3772
-8 507.7310 494.7305 482.0146 157 1.4933 1.4169 1.3443
-7 481.0744 469.0067 457.1961 158 1.4584 1.3835 1.3122
NTC热敏电阻的阻值计算方法
NTC热敏电阻的阻值计算方法
NTC热敏电阻（Negative Temperature Coefficient Thermistor）是一种阻值随温度变化而变化的电阻器件。在一定温度范围内，其阻值随温度的增加而减小。常见的应用包括温度测量、温度补偿、温度控制等。
1.标称温度法
线性近似法：假设NTC热敏电阻的特性曲线在标称温度附近是近似线性的关系，可以使用线性近似公式来计算阻值。线性近似公式如下：
Rt=Rn*[1+α*(T-Tn)]
其中，Rt是温度为T时的电阻值，Rn是标称温度下的电阻值，α是热敏电阻的温度系数，Tn是标称温度。
指数近似法：假设NTC热敏电阻的特性曲线在标称温度附近是近似指数关系，可以使用指数近似公式来计算阻值。指数近似公式如下：
Rt = Rn * exp (β * (1/T - 1/Tn))
其中，Rt是温度为T时的电阻值，Rn是标称温度下的电阻值，β是热敏电阻的热敏指数，Tn是标称温度。
2.B值法
B值法是一种基于B值的方法来计算NTC热敏电阻的阻值。B值是一个特定温度范围内，热敏电阻变化的斜率的倒数。B值法的计算公式如下：
Rt = Rn * exp (B * (1/T - 1/Tn))
其中，Rt是温度为T时的电阻值，Rn是标称温度下的电阻值，B是热敏电阻的B值，Tn是标称温度。 需要注意的是，以上的计算方法仅适用于热敏电阻的特性曲线在指定温度范围内近似线性或近似指数关系的情况。如果特性曲线呈现其他形状，计算方法可能不适用。
同时，测量NTC热敏电阻的阻值还需要考虑引线电阻的影响。引线电阻是因为引线材料的电阻产生的，如果阻值较小，引线电阻可能对测量结果产生较大影响。因此，在测量过程中，需要使用合适的测量方法来消除引线电阻的影响。
综上所述，NTC热敏电阻的阻值计算方法主要包括标称温度法和B值法。在实际应用中，选取合适的计算方法需要根据具体情况来确定。
NTC热敏电阻器R-T特性表
NTC热敏电阻器R－T特性表
MF103F338F 版次：A/0 页码：1/2
R25=10KΩ±1%
B25/50=3380±1%
温度
(℃) 下限值
(KΩ) 标称值
(KΩ) 上限值
(KΩ)
温度
(℃) 下限值
(KΩ) 标称值
(KΩ) 上限值
(KΩ)
-50 315.0 329.6 344.7 2 24.56 25.04 25.52
-49 297.4 310.9 325.0 3 23.45 24.00 24.45
-48 280.9 293.5 306.7 4 22.58 23.01 23.43
-47 265.5 277.3 289.5 5 21.66 22.05 22.46
-46 251.1 262.0 273.4 6 20.79 21.16 21.53
-45 237.5 247.7 258.3 7 19.95 20.29 20.65
-44 224.8 234.4 244.3 8 19.25 19.48 19.81
-43 212.9 221.8 231.0 9 18.40 18.70 19.01
-42 201.7 210.0 218.7 10 17.68 17.97 18.25
-41 191.2 198.9 207.0 11 16.97 17.24 17.51
-40 181.2 188.5 196.1 12 16.31 16.56 16.81
-39 171.7 178.5 185.6 13 15.68 15.90 16.14
-38 163.7 169.1 175.6 14 15.07 15.28 15.50
-37 154.3 160.2 166.4 15 14.49 14.70 14.89
-36 146.4 151.9 157.7 16 13.93 14.12 14.31
-35 138.9 144.1 149.5 17 13.40 13.58 13.75
温度传感器分压电阻计算方法
温度传感器分压电阻计算方法
其中，热敏电阻温度传感器根据材料在温度变化时电阻值的变化来测量温度。热敏电阻的电阻值与温度之间存在着一定的函数关系，通常是一个线性关系或者是一个非线性的关系。
分压电阻是一种常见的电路电阻配置方式，用于降低电压或者调整电路的输入输出。温度传感器的分压电阻计算方法是利用热敏电阻的特性来实现对电压的调整。
Rt=R0*(1+α*(Tt-T0))
其中，Rt是温度为Tt时的热敏电阻的电阻值，R0是参考温度T0时的热敏电阻的电阻值，α是热敏电阻的温度系数，表示单位温度变化时电阻值的变化。
对于一个温度传感器和分压电阻组成的电路，可以通过分压电阻将电压调整为适合电路输入的范围。可以使用特定的关系式来计算分压电阻的值。
假设分压电阻为R1，连接在电流参考电路的顶部，热敏电阻连接在分压电阻和地之间。则根据分压原理，电路的电压输出可以表示为：
Vout = Vin * (R1 / (R1 + Rt))
其中，Vin是电源电压，Vout是电路的输出电压。
根据维尔斯顿分压计算公式，可以将Vout代入该公式，并将Rt替换为斯坦纳特定理中的值，可以得到：
Vout = Vin * (R1 / (R1 + R0 * (1 + α * (Tt - T0)))) 可以通过一些代数运算，将Tt（温度）表示为
Tt = T0 + ((1 / α) * (((Vin / Vout) * R1 / (R0 + R1)) - 1))
根据上述公式，可以得出将电路输出电压Vout和输入电压Vin、电阻R0、R1及温度系数α等信息进行计算，就能够得到温度Tt的值。
需要注意的是，公式中的R0、R1和温度系数α等参数需要根据实际情况进行确定和选取，通过测量和实验来获得这些参数的数值。
总结起来，温度传感器的分压电阻计算方法主要涉及到斯坦纳特定理、分压原理以及一些数学运算，通过这些方法可以实现对电压的调整和温度的测量。
热敏电阻r-t表使用方法
热敏电阻r-t表使用方法
热敏电阻（PTC）是一种能够随温度变化而改变电阻值的电子元件。热敏电阻的R-T表（Resistance-Temperature表）是用来表示热敏电阻在不同温度下的电阻值的参考表格。使用R-T表可以帮助工程师和技术人员在设计和应用中更好地理解和利用热敏电阻。
首先，了解R-T表的结构和内容是非常重要的。R-T表通常以图表或者数据表格的形式呈现，显示了在不同温度下热敏电阻的电阻值。通常会以温度为横坐标，电阻值为纵坐标，绘制出一条曲线或者一组数据点。这些数据可以帮助用户快速准确地获取热敏电阻在不同温度下的电阻值。
其次，使用R-T表的方法包括查找和解释。当需要使用热敏电阻时，可以通过R-T表来查找特定温度下的电阻值。通常情况下，用户可以通过插值法来获取非表格中给出的温度下的电阻值。另外，R-T表也可以用来解释热敏电阻在不同温度下的电阻变化规律，从而帮助用户更好地理解热敏电阻的特性。
最后，需要注意的是，使用R-T表时应该注意表格的精度和范围。不同的热敏电阻可能有不同的R-T表，用户应该选择符合自己需求的表格。另外，R-T表中的数据也可能受到环境影响，因此在使用时需要考虑环境温度对热敏电阻的影响。
总的来说，热敏电阻的R-T表是一个非常有用的工具，可以帮助用户更好地理解和应用热敏电阻。通过了解R-T表的结构和内容，以及掌握正确的使用方法，用户可以更加准确地获取热敏电阻在不同温度下的电阻值，从而更好地应用于实际工程和技术中。
NTC2.1KΩ B3850热敏电阻R-T表
南京华巨电子有限公司
热敏电阻温度阻值对照表
T =1/ (A +B*ln(RT/Rref) +C*[ln(RT/Rref)]2+ D*[ln(RT/Rref)]3+ E*[ln(RT/Rref)]3)-273.15
Rref=2.1kΩ
A= 3.3540740577255100E-03
B= 2.6134226623454000E-04
C= 1.5331235484288100E-06
D= -6.4985584093925300E-08
E= 5.4528249031453100E-09
华巨温度传感器感知世界的温度，创造中国的世界品牌
R25=2.1kΩ B25/50= 3850 B25/85= 3883 B0/100= 3865 B25/125= 3916
温度
(℃) 阻值
(kΩ) 温度
(℃) 阻值
(kΩ)
-40 70.448 56 0.6211
-39 65.830 57 0.5993
-38 61.548 58 0.5783
-37 57.576 59 0.5582
-36 53.889 60 0.5389
-35 50.464 61 0.5203
-34 47.281 62 0.5025
-33 44.322 63 0.4854
-32 41.569 64 0.4690
-31 39.007 65 0.4532
-30 36.620 66 0.4380
-29 34.396 67 0.4234
-28 32.323 68 0.4094
-27 30.389 69 0.3959
-26 28.584 70 0.3829
-25 26.899 71 0.3704
-24 25.324 72 0.3584
-23 23.853 73 0.3468
-22 22.477 74 0.3357
NTC1.5KΩ B3950热敏电阻R-T表
南京华巨电子有限公司
热敏电阻温度阻值对照表
T =1/ (A +B*ln(RT/Rref) +C*[ln(RT/Rref)]2+ D*[ln(RT/Rref)]3+ E*[ln(RT/Rref)]3)-273.15
Rref=1.5kΩ
A= 3.3541259412991900E-03
B= 2.5464425155085400E-04
C= 1.9061183477712900E-06
D= 1.9890620950500700E-07
E= -4.1421716531774200E-08
华巨温度传感器感知世界的温度，创造中国的世界品牌
R25=1.5kΩ B25/50= 3950 B25/85= 3972 B0/100= 3941 B25/125= 3968
温度
(℃) 阻值
(kΩ) 温度
(℃) 阻值
(kΩ)
-40 53.129 81 0.1826
-39 49.537 82 0.1769
-38 46.219 83 0.1714
-37 43.153 84 0.1661
-36 40.317 85 0.1610
-35 37.692 86 0.1561
-34 35.276 87 0.1513
-33 33.033 88 0.1468
-32 30.950 89 0.1424
-31 29.015 90 0.1381
-30 27.215 91 0.1340
-29 25.540 92 0.1301
-28 23.981 93 0.1263
-27 22.529 94 0.1226
-26 21.175 95 0.1190
-25 19.912 96 0.1156
-24 18.734 97 0.1123
-23 17.633 98 0.1091
-22 16.606 99 0.1060