B57045K0473K000

NTC thermistors for temperature measurement Probe assemblies Series/Type: Date: B57045K February 2009 © EPCOS AG 2009. Reproduction, publication and dissemination of this publication, enclosures hereto and the information contained therein without EPCOS' prior express consent is prohibited. Temperature measurement Probe assemblies B57045K K45 Applications Temperature compensation, measurement and control (chassis mounting) Features Cost-effective Good thermal coupling through screw-type case (thread M3) Electrically isolated aluminum case Tinned copper leads Options Tighter resistance tolerance available on request. Delivery mode Bulk Dimensional drawing Dimensions in mm Approx. weight 1 g General technical data Climatic category Max. power Resistance tolerance Rated temperature Dissipation factor Dissipation factor Thermal cooling time constant Thermal cooling time constant Torque Insulation resistance Test voltage (IEC 60068-1) (at 25 °C) 55/125/56 450 ±10 25 approx. 9 approx. 20 approx. 75 approx. 15 approx. 0.5 > 100 2500 (in air) (on chassis) (in air) (on chassis) (V = 100 V DC) (t = 1 s) P25 ∆RR/RR TR δth δth τc τc Rins Vtest mW % °C mW/K mW/K s s Nm MΩ V AC Please read Cautions and warnings and Important notes at the end of this document. Page 2 of 13 Temperature measurement Probe assemblies B57045K K45 Electrical specification and ordering codes R25 Ω 1k 2.2 k 4.7 k 6.8 k 10 k 33 k 47 k 68 k 100 k 150 k Reliability data Test Storage in dry heat Standard IEC 60068-2-2 Test conditions ∆R25/R25 (typical) < 3% Remarks No visible damage No. of R/T characteristic 1011 1013 4001 2903 2904 1012 4003 2005 2005 2005 B25/100 K 3730 ±3% 3900 ±3% 3950 ±3% 4200 ±3% 4300 ±3% 4300 ±3% 4450 ±3% 4600 ±3% 4600 ±3% 4600 ±3% Ordering code B57045K0102K000 B57045K0222K000 B57045K0472K000 B57045K0682K000 B57045K0103K000 B57045K0333K000 B57045K0473K000 B57045K0683K000 B57045K0104K000 B57045K0154K000 Storage in damp heat, steady state Endurance Long-term stability (empirical value) Storage at upper category temperature T: 125 °C t: 1000 h IEC Temperature of air: 40 °C 60068-2-78 Relative humidity of air: 93% Duration: 56 days Pmax: 450 mW t: 1000 h Temperature: 100 °C t: 10000 h < 3% No visible damage No visible damage No visible damage < 3% < 5% Please read Cautions and warnings and Important notes at the end of this document. Page 3 of 13 Temperature measurement Probe assemblies B57045K K45 R/T characteristics R/T No. T (°C) 55.0 50.0 45.0 40.0 35.0 30.0 25.0 20.0 15.0 10.0 5.0 0.0 5.0 10.0 15.0 20.0 25.0 30.0 35.0 40.0 45.0 50.0 55.0 60.0 65.0 70.0 75.0 80.0 85.0 90.0 95.0 100.0 105.0 110.0 115.0 120.0 125.0 1011 1012 1013 B25/100 = 3730 K B25/100 = 4300 K B25/100 = 3900 K RT/R25 α (%/K) RT/R25 α (%/K) RT/R25 α (%/K) 70.014 49.906 36.015 26.296 19.411 14.479 10.903 8.2923 6.3591 4.9204 3.8279 3.0029 2.3773 1.8959 1.5207 1.228 1.0000 0.81779 0.67341 0.55747 0.46357 0.3874 0.32368 0.272 0.23041 0.19604 0.16735 0.14342 0.12347 0.10668 0.092734 0.080903 0.070616 0.061826 0.054282 0.047793 0.042249 6.9 6.7 6.4 6.2 6.0 5.8 5.6 5.4 5.2 5.1 4.9 4.8 4.6 4.5 4.3 4.2 4.1 3.9 3.8 3.7 3.6 3.6 3.5 3.4 3.3 3.2 3.1 3.0 3.0 2.8 2.8 2.8 2.7 2.6 2.6 2.5 2.4 87.237 62.264 44.854 32.599 23.893 17.654 13.098 9.8059 7.4266 5.6677 4.3213 3.3208 2.5842 2.0238 1.5858 1.2507 1.0000 0.7964 0.64053 0.51772 0.41958 0.34172 0.27877 0.22861 0.18872 0.15645 0.13012 0.10863 0.091115 0.0767 0.064867 0.055047 0.046797 0.039904 0.034255 0.029498 0.025448 6.8 6.7 6.5 6.3 6.1 6.0 5.8 5.7 5.5 5.4 5.3 5.1 5.0 4.9 4.8 4.7 4.5 4.4 4.3 4.2 4.1 4.1 4.0 3.9 3.8 3.7 3.6 3.6 3.5 3.4 3.3 3.3 3.2 3.1 3.1 3.0 3.0 77.285 54.938 39.507 28.722 21.099 15.652 11.715 8.8541 6.7433 5.1815 4.0099 3.1283 2.4569 1.9438 1.5475 1.2403 1.0000 0.81104 0.66146 0.54254 0.44727 0.37067 0.30865 0.25825 0.21707 0.18323 0.15535 0.13223 0.11302 0.096951 0.083487 0.072139 0.062559 0.054425 0.047508 0.041594 0.036532 7.0 6.7 6.5 6.3 6.1 5.9 5.7 5.6 5.4 5.2 5.1 4.9 4.8 4.6 4.5 4.4 4.3 4.1 4.0 3.9 3.8 3.7 3.6 3.5 3.4 3.3 3.3 3.2 3.1 3.0 3.0 2.9 2.8 2.8 2.7 2.6 2.6 Please read Cautions and warnings and Important notes at the end of this document. Page 4 of 13 Temperature measurement Probe assemblies B57045K K45 R/T characteristics R/T No. T (°C) 55.0 50.0 45.0 40.0 35.0 30.0 25.0 20.0 15.0 10.0 5.0 0.0 5.0 10.0 15.0 20.0 25.0 30.0 35.0 40.0 45.0 50.0 55.0 60.0 65.0 70.0 75.0 80.0 85.0 90.0 95.0 100.0 105.0 110.0 115.0 120.0 125.0 130.0 135.0 140.0 145.0 150.0 155.0 2005 2903 2904 B25/100 = 4600 K B25/100 = 4200 K B25/100 = 4300 K RT/R25 α (%/K) RT/R25 α (%/K) RT/R25 α (%/K) 120.22 85.48 61.004 43.712 31.459 22.746 16.49 12.071 8.8455 6.5446 4.8852 3.6781 2.7944 2.1391 1.6507 1.2823 1.0000 0.78393 0.61822 0.49053 0.39116 0.31371 0.25338 0.20565 0.16762 0.13726 0.11279 0.093053 0.077177 0.064263 0.053678 0.044996 0.037917 0.032063 0.027161 0.023079 0.01968 7.0 6.9 6.8 6.7 6.6 6.6 6.4 6.3 6.1 6.0 5.8 5.6 5.4 5.3 5.1 5.1 5.0 4.8 4.7 4.6 4.5 4.3 4.2 4.2 4.1 4.0 3.9 3.8 3.7 3.6 3.6 3.5 3.4 3.4 3.3 3.2 3.2 120.03 82.38 57.248 40.255 28.627 20.577 14.876 10.88 8.0808 6.0612 4.5649 3.4708 2.6625 2.0599 1.6069 1.2631 1.0000 0.79593 0.63796 0.51467 0.41887 0.34272 0.28081 0.23141 0.19211 0.16027 0.13421 0.11288 0.095326 0.080828 0.068916 0.058989 0.050701 0.043735 0.037778 0.032736 0.028513 7.7 7.4 7.2 7.0 6.7 6.6 6.4 6.1 5.9 5.8 5.6 5.4 5.2 5.1 4.9 4.8 4.6 4.5 4.4 4.2 4.1 4.0 3.9 3.8 3.7 3.6 3.5 3.4 3.3 3.2 3.2 3.1 3.0 3.0 2.9 2.8 2.7 121.46 84.439 59.243 41.938 29.947 21.567 15.641 11.466 8.451 6.2927 4.7077 3.5563 2.7119 2.086 1.6204 1.2683 1.0000 0.7942 0.63268 0.5074 0.41026 0.33363 0.27243 0.2237 0.18459 0.15305 0.12755 0.10677 0.089928 0.076068 0.064524 0.054941 0.047003 0.040358 0.034743 0.030007 0.026006 0.022609 0.01972 0.017251 0.015139 0.013321 0.011754 Page 5 of 13 7.4 7.2 7.1 6.9 6.7 6.6 6.3 6.2 6.0 5.9 5.7 5.5 5.3 5.1 5.0 4.8 4.7 4.6 4.5 4.3 4.2 4.1 4.0 3.9 3.8 3.7 3.6 3.5 3.4 3.3 3.3 3.2 3.1 3.0 3.0 2.9 2.8 2.8 2.7 2.6 2.6 2.5 2.5 Please read Cautions and warnings and Important notes at the end of this document. Temperature measurement Probe assemblies B57045K K45 Please read Cautions and warnings and Important notes at the end of this document. Page 6 of 13 Temperature measurement Probe assemblies B57045K K45 R/T characteristics R/T No. T (°C) 55.0 50.0 45.0 40.0 35.0 30.0 25.0 20.0 15.0 10.0 5.0 0.0 5.0 10.0 15.0 20.0 25.0 30.0 35.0 40.0 45.0 50.0 55.0 60.0 65.0 70.0 75.0 80.0 85.0 90.0 95.0 100.0 105.0 110.0 115.0 120.0 125.0 130.0 135.0 140.0 145.0 150.0 155.0 4001 4003 B25/100 = 3950 K B25/100 = 4450 K RT/R25 α (%/K) RT/R25 α (%/K) 88.052 61.65 43.727 31.395 22.802 16.742 12.367 9.2353 7.0079 5.3654 4.126 3.2 2.4986 1.9662 1.5596 1.2457 1.0000 0.80355 0.65346 0.53456 0.43966 0.36357 0.30183 0.25189 0.21136 0.17819 0.15089 0.12833 0.10948 0.093748 0.080764 0.069842 0.060455 0.052498 0.04574 0.039972 0.034984 7.3 7.0 6.8 6.5 6.3 6.2 6.0 5.6 5.4 5.4 5.2 5.0 4.9 4.7 4.6 4.5 4.4 4.2 4.1 4.0 3.9 3.8 3.7 3.6 3.5 3.4 3.3 3.2 3.1 3.0 2.9 2.9 2.9 2.8 2.7 2.7 2.6 103.81 73.707 52.723 37.988 27.565 20.142 14.801 10.976 8.1744 6.1407 4.6331 3.5243 2.6995 2.0831 1.6189 1.2666 1.0000 0.78351 0.62372 0.49937 0.40218 0.32557 0.26402 0.21527 0.17693 0.14616 0.12097 0.10053 0.083761 0.070039 0.058937 0.049777 0.042146 0.035803 0.030504 0.026067 0.022332 0.019186 0.016515 0.014253 0.012367 0.010758 0.0093933 6.8 6.7 6.6 6.5 6.4 6.2 6.1 5.9 5.8 5.7 5.5 5.4 5.3 5.1 5.0 4.9 4.7 4.6 4.5 4.4 4.3 4.2 4.1 4.0 3.9 3.8 3.7 3.7 3.6 3.5 3.4 3.4 3.3 3.2 3.2 3.1 3.0 3.0 2.9 2.9 2.8 2.8 2.7 Please read Cautions and warnings and Important notes at the end of this document. Page 7 of 13 Temperature measurement Probe assemblies B57045K K45 Please read Cautions and warnings and Important notes at the end of this document. Page 8 of 13 Temperature measurement Probe assemblies B57045K K45 Cautions and warnings General See "Important notes" at the end of this document. Storage Store thermistors only in original packaging. Do not open the package prior to storage. Storage conditions in original packaging: storage temperature 25 °C ... +45 °C, relative humidity ≤75% annual mean,