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NTC 5K 3470 阻值表

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TEMPERATURE VS RESISTANCE CHARACTERISTICS

Resistance 5k Ohms at 25deg. C

B Value 3470K at 25/50 deg. CT ℃Rmin(KΩ)Rnom(KΩ) Rmax(KΩ)T ℃Rmin(KΩ)Rnom(KΩ) Rmax(KΩ)T ℃Rmin(KΩ)Rnom(KΩ) Rmax(KΩ)-40113.11117.1121.22014.3514.5514.75402.802.8622.93-39105.97109.6113.41113.7113.8914.08412.702.7632.83-3899.50102.9106.35213.1013.2713.44422.612.6682.73-3793.6196.7399.94312.5212.6812.84432.522.5762.64-3688.2391.1194.08411.9712.1212.26442.432.4892.55-3583.2885.9588.70511.4511.5811.71452.352.4052.46-3478.7281.1983.74610.9511.0711.20462.272.3242.38-3374.4876.7879.15710.4810.5910.70472.192.2472.30-3270.5472.6874.88810.0310.1410.24482.122.1722.23-3166.8668.8570.8999.619.7009.79492.052.1012.16-3063.4165.2667.16109.209.2869.37501.982.0322.09-2960.5962.3364.12118.818.8938.97511.911.9662.02-2857.7659.4061.07128.458.5188.59521.851.9021.95-2754.9756.5058.06138.108.1628.23531.791.8411.89-2652.2453.6655.11147.767.8237.88541.731.7821.83-2549.5850.9052.25157.457.5007.55551.681.7261.77-2447.0148.2449.49167.147.1937.24561.631.6711.72-2344.5545.6946.85176.866.9006.94571.571.6191.66-2242.1943.2544.33186.586.6216.66581.521.5681.61-2139.9640.9341.93196.326.3566.39591.481.5191.56-2037.8338.7439.66206.076.1026.13601.431.4731.52-1935.9336.7737.62215.835.8615.89611.391.4271.47-1834.1234.8935.69225.615.6305.65621.341.3841.43-1732.3933.1133.85235.395.4105.43631.301.3421.38-1630.7531.4232.09245.185.2005.22641.261.3011.34-1529.1829.8030.43254.985.0005.02651.221.2621.30-1427.7028.2728.85264.734.8094.89661.191.2241.26-1326.2826.8127.35274.544.6264.71671.151.1881.23-1224.9425.4325.92284.374.4514.53681.121.1531.19-1123.6624.1124.57294.214.2844.36691.081.1191.15-1022.4522.8623.29304.054.1254.20701.051.0861.12-921.3921.7822.17313.903.9724.05711.021.0541.09-820.4020.7621.12323.753.8263.90720.991.0241.06-719.4719.8020.14333.613.6873.76730.960.99401.03-618.6018.9119.22343.483.5533.63740.930.96541.00-517.7818.0718.36353.353.4253.50750.910.93780.97-417.0117.2817.55363.233.3033.37760.880.91110.94-316.2916.5316.78373.123.1853.25770.860.88520.92-215.6015.8416.07383.013.0733.14780.830.86020.89-114.9615.1715.39392.902.9653.03790.810.83610.87深圳市富温传感技术有限公司人性科技 感知温度TEMPERATURE VS RESISTANCE CHARACTERISTICS

Resistance 5k Ohms at 25deg. CB Value 3470K at 25/50 deg. CT ℃Rmin(KΩ)Rnom(KΩ) Rmax(KΩ)T ℃Rmin(KΩ)Rnom(KΩ) Rmax(KΩ)T ℃Rmin(KΩ)Rnom(KΩ) Rmax(KΩ)800.780.81270.841040.410.42350.441280.210.22350.23810.760.79000.821050.400.41220.431290.210.21780.23820.740.76810.801060.380.40130.421300.200.21230.22830.720.74690.771070.370.39060.411310.200.20700.22840.700.72640.751080.360.38020.401320.190.20190.21850.680.70650.731090.350.37010.391330.190.19690.21860.660.68720.711100.350.36030.381340.180.19200.20870.640.66850.691110.340.35070.371350.180.18740.20880.630.65040.681120.330.34140.361360.170.18290.19890.610.63290.661130.320.33230.351370.170.17850.19900.590.61590.641140.310.32350.341380.170.17430.18910.580.59940.621150.300.31490.331390.160.17020.18920.560.58340.611160.290.30660.321400.160.16630.17930.550.56790.591170.290.29850.311410.150.16250.17940.530.55290.571180.280.29060.301420.150.15880.17950.520.53830.561190.270.28300.301430.150.15530.16960.500.52420.551200.260.27560.291440.140.15180.16970.490.51050.531210.260.26840.281450.140.14860.16980.480.49710.521220.250.26130.271460.140.14540.15990.470.48420.501230.240.25450.271470.140.14230.151000.450.47170.491240.240.24790.261480.130.13940.151010.440.45910.481250.230.24150.251490.130.13660.141020.430.44690.471260.220.23530.251500.130.13380.141030.420.43510.451270.220.22930.24深圳市富温传感技术有限公司人性科技 感知温度

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热敏电阻NTC数据手册说明书

热敏电阻NTC数据手册说明书

SHANGHAI BENMU INDUSTRY CO., LTD.上海本牧实业有限公司+86188****

© BENMU传感器

SENSORS

MEASUREMENT

CONTROL SENSOR MANUAL TEMPERATURE QUICK LINKS***************

+86188****3255CONNECTINGSENSOR TECH

1电阻值耗散常数

Resistance

Thermal dissipation constantB值热时间常数B constant

Thermal time constant

热敏电阻的电阻值R和绝对温度T之间，有以下近似关系。

Between resistance R and absolute temperature T, there is the following approximate relationship.11T1T2根据公式、可以求证任意温度T时的热敏电阻R。Thermistor resistance R at any temperature T can be calculated from equation (1)R1: Resistance (Ω) at absolute temperature T1 (K)绝对温度T1 (K) 时的电阻值R2: Resistance (Ω) at absolute temperature T2 (K)绝对温度T2 (K) 时的电阻值B : B constantB值***************+86188****3255Athermistoris"athermallysensitiveresistor"thatisasemiconductorwhoseresistancevariessignificantlywithtemperature.Ingeneral,therearetwotypesthermalsenstiveresistor.OneisPTC(PostiveTemperatureCoefficient);theresistanceincreasesastemperatureincreases.TheotherisNTC(NegativeTemperatureCoefficient);theresistancedecreasesastemperatureincreases.The following description is applicable only to NTC thermistors.热敏电阻是应用于信息系统与控制系统的敏感元件，主要用于对温度的测量、控制、保护及用作加热器。热敏电阻是一种由锰、铜、硅、钴、镍、铁、锌等多种金属氧化物为原料烧结而成的陶瓷半导体感热晶体。使用温度在-50～+1000℃之间，涵盖了日常温度控制所需的温度范围。热敏电阻体积小、稳定性好且响应性高，在国防、工控、通信、汽车、航天等领域以及日常家电中得到了广泛的应用。NTCthermistorisansensitiveelementswidelyusedininformationsystemandcontrolsystem,whichismainlyusedfortemperaturemeasurements,control,protectionandheating.Thermistorsarethermallysensitiveelementsofsinteredfineceramicsemiconductorcomposedofseveraltransitionmetaloxides,primarilyMn,CoandNi.Theiroperatingtemperaturerangeisfrom-50°Cto+1000°Cthatcoversthewholerangenecessaryforordinarytemperaturecontrol.Theyarealsosmall,stableandhavegreatsensitivity.Thankstothesefeatures,theyareusedinlargequantitiesastemperaturesensorsandtemperaturecompensationelementsinconsumerelectronic appliances and industrial equipment.4个重要的参数热敏电阻的性能主要以电阻值、B值、热耗散常数δ、热时间常数τ这4个参数来表示。有时也用电阻温度系数α作为辅助常数。Basically, characteristics of a thermistors is represented by four constants: resistance R, B constant B, thermal dissipation constant δand thermal time constantNTC THERMISTOR负温度系数热敏电阻

温度传感器标准阻值表NtcTable

温度传感器标准阻值表NtcTable

摄氏度华氏度阻值AdValue

032165.12240

0.533161.01240

134156.9240

1.535153.02239

236149.14239

2.537145.47239

337141.8238

3.538138.335238

439134.87237

4.540131.59237

541128.31237

5.542125.205236

643122.1236

6.544119.165235

745116.23235

7.546113.45234

846110.67234

8.547108.04233

948105.41233

9.549102.915232

1050100.42232

10.55198.0535231

115295.687231

11.55393.4455230

125491.204230

12.55589.0785229

135586.953229

13.55684.937228

145782.921228

14.55881.008227

155979.095226

15.56077.28226

166175.465225

16.56273.7425225

176372.02224

17.56470.384223

186468.748223

18.56567.195222

196665.642221

19.56764.1665221

206862.691220

20.56961.29219

217059.889219

21.57158.557218

227257.225217B=4036K/R25 = 50k (上下水温,排气)22.57355.9595216

237354.694216

23.57453.491215

247552.288214

24.57651.144213

257750213

25.57848.912212

267947.824211

26.58046.7895210

278145.755209

27.58244.7705208

288243.786208

ntc温度与阻值变化标准

ntc温度与阻值变化标准

ntc温度与阻值变化标准

NTC热敏电阻是一种常见的温度传感器，它通过测量电阻值的变化来反映温度的变化。而随着温度的变化，NTC热敏电阻的阻值也会发生变化，这种变化是符合一定标准的。下面我们就来详细介绍一下NTC温度与阻值变化标准。

首先，我们需要了解一下NTC热敏电阻的基本原理。NTC热敏电阻是一种负温度系数电阻，它的电阻值随着温度的升高而降低。这是因为NTC热敏电阻的材料在温度升高时，其内部电子会受到激发，从而导致电阻值的降低。

接下来，我们需要了解一下NTC温度与阻值变化的标准。根据国际标准，NTC热敏电阻的阻值变化率应该符合以下标准：

1. 阻值温度系数（B值）：B值是指在一定温度范围内，NTC热敏电阻电阻值与温度之间的关系。B值越大，NTC热敏电阻的温度灵敏度越高。常见的B值有3950、3470、3380等。

2. 精度等级：精度等级是指NTC热敏电阻阻值变化与温度变化之间的误差范围。常见的精度等级有1%、2%、3%等。

3. 工作温度范围：工作温度范围是指NTC热敏电阻能够正常工作的温度范围。一般来说，NTC热敏电阻的工作温度范围为-40℃~+125℃。

4. 阻值温度特性曲线：阻值温度特性曲线是指NTC热敏电阻在一定温度范围内的电阻值变化曲线。不同的NTC热敏电阻具有不同的阻值温度特性曲线。

以上这些标准都是衡量NTC热敏电阻性能优劣的重要指标。在选择NTC热敏电阻时，需要根据具体应用场景和要求来选择合适的产品。

总之，NTC温度与阻值变化标准是保证NTC热敏电阻性能稳定可靠的重要保证。只有选择符合标准的产品，并进行正确使用和安装，才能保证NTC热敏电阻在温度测量中发挥最佳效果。

K热敏电阻温度表

K热敏电阻温度表

MF58系列阻值表

3KΩ 5KΩ 5KΩ 10KΩ 10KΩ 10KΩ 10KΩ 50KΩ 100KΩ 100KΩ 100KΩ

B值25/50℃ 3400 3950 3470 3435/3380 3470 3600 3950 3950 3950 3990 4100

-40 3369 2987

-35 2437 2210

-30 1783

-25 47 1318

-20

-15

-10

-5

0

5 254

10

15

20

25 3 5 5 10 10 10 10 50 100 100 100

30

35

40

45

50

55

60

65

70

75

80

85 90

95

100

105

110

115

120

125

130

135

140

145

150

155

160

165