44005RC Precision Epoxy NTC Thermistor
Model Number 44005 Rev A www.meas-spec.com 30 June 2008
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• 3000 ohm Resistance @ 25°C
• Interchangeable ±0.2°C, 0°C to 70°C,
• Pressed Disk Ceramic Sensor
• High sensitivity
• Thermally conductive epoxy coating
• 0.095″ (2.4 mm) Maximum Diameter
• 32 AWG, 3″ (7.6 cm) long Silver plated
copper leads
• RoHS Compliant
DESCRIPTION
Epoxy Encapsulated Precision Interchangeable NTC Thermistor utilizing high stability pressed-disk ceramic
sensor for general appli cations.
FEATURES APPLICATIONS
• 3000 Ohm Resistance @ 25°C • Mid-range Temperature Applications
• Interchangeability • Tight Tolerance Instrumentation
• Good Long Term Stability • General Applications Requiring Stability
• High Sensitivity • Applications Requiring Sensing Small Changes in
Temperature
• Thermally Conductive Epoxy Coating • Non-condensing Moisture Environments
• RoHS Compliance • Allows use in Applications Wo rld-wid e
PERFORMANCE SPECS
Parameter Units Value
Resistance @ 25°C Ohms 3000
Tolerance 0°C to 70°C °C ± 0.2
Beta Value 25/85 K 3978
Tolerance on Beta Value % 0.8
Time response in air Seconds < 10
Dissipation Constant in air mW/°C 1
Insulation Resistance (Min. of 100Mohms for 1 Sec.) Volts 500
44005RC Precision Epoxy NTC Thermistor
Model Number 44005 Rev A www.meas-spec.com 30 June 2008
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MECHANICAL DETAILS
RESISTANCE V TEMPERATURE TABLE
Temp °C K-Ohms Temp °C K-Ohms Temp °C K-Ohms Temp °C K-Ohms Temp °C K-Ohms
-55 289.200 -15 21.890 25 3.000 65 0.6247 105 0.1764
-54 268.600 -14 20.700 26 2.872 66 0.6033 106 0.1714
-53 249.700 -13 19.580 27 2.750 67 0.5826 107 0.1667
-52 232.200 -12 18.520 28 2.633 68 0.5628 108 0.1620
-51 216.000 -11 17.530 29 2.523 69 0.5437 109 0.1576
-50 201.100 -10 16.600 30 2.417 70 0.5254 110 0.1532
-49 187.300 -9 15.720 31 2.317 71 0.5078 111 0.1490
-48 174.500 -8 14.900 32 2.221 72 0.4909 112 0.1450
-47 162.700 -7 14.120 33 2.130 73 0.4747 113 0.1411
-46 151.700 -6 13.390 34 2.042 74 0.4590 114 0.1372
-45 141.600 -5 12.700 35 1.959 75 0.4440 115 0.1336
-44 132.200 -4 12.050 36 1.880 76 0.4295 116 0.1300
-43 123.500 -3 11.440 37 1.805 77 0.4156 117 0.1265
-42 115.400 -2 10.860 38 1.733 78 0.4022 118 0.1232
-41 107.900 -1 10.310 39 1.664 79 0.3893 119 0.1199
-40 101.000 0 9.796 40 1.598 80 0.3769 120 0.1168
-39 94.480 1 9.310 41 1.535 81 0.3649 121 0.1138
-38 88.460 2 8.851 42 1.475 82 0.3534 122 0.1108
-37 82.870 3 8.417 43 1.418 83 0.3422 123 0.1079
-36 77.660 4 8.006 44 1.363 84 0.3315 124 0.1052
-35 72.810 5 7.618 45 1.310 85 0.3212 125 0.1025
-34 68.300 6 7.252 46 1.260 86 0.3113 126 0.0999
-33 64.090 7 6.905 47 1.212 87 0.3017 127 0.0973
-32 60.170 8 6.576 48 1.167 88 0.2924 128 0.0949
-31 56.510 9 6.265 49 1.123 89 0.2835 129 0.0925
-30 53.100 10 5.971 50 1.081 90 0.2749 130 0.0902
-29 49.910 11 5.692 51 1.040 91 0.2666 131 0.0879
-28 46.940 12 5.427 52 1.002 92 0.2586 132 0.0857
-27 44.160 13 5.177 53 0.9650 93 0.2509 133 0.0836
-26 41.560 14 4.939 54 0.9296 94 0.2434 134 0.0816
-25 39.130 15 4.714 55 0.8958 95 0.2362 135 0.0796
-24 36.860 16 4.500 56 0.8633 96 0.2293 136 0.0776
-23 34.730 17 4.297 57 0.8322 97 0.2226 137 0.0758
-22 32.740 18 4.105 58 0.8023 98 0.2161 138 0.0739
-21 30.870 19 3.922 59 0.7737 99 0.2098 139 0.0722
-20 29.130 20 3.748 60 0.7463 100 0.2038 140 0.0704
-19 27.490 21 3.583 61 0.7199 101 0.1979 141 0.0688
-18 25.950 22 3.426 62 0.6947 102 0.1922 142 0.0671
-17 24.510 23 3.277 63 0.6704 103 0.1868 143 0.0655
-16 23.160 24 3.135 64 0.6471 104 0.1815 144 0.0640
145 0.0625
146 0.0611
147 0.0596
148 0.0583
149 0.0569
150 0.0556
44005RC Precision Epoxy NTC Thermistor
Model Number 44005 Rev A www.meas-spec.com 30 June 2008
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ORDERING INFORMATION
Part Number Description Ω @25ºC MOQ
701005 44005RC,THERMISTOR,ROHS COMPLIANT 3000 300
701105 44005RC-BP (100 PCS),T HERMISTOR,ROHS 3000 300
* For quantities less than Minimum Order Quantity – contact distribution
NORTH AMERICA EUROPE ASIA
Measurement Specialties, Inc.
910 Turnpike Roa d
Shrewsbury, MA 01545
Tel: 1-508-842-0516
Fax: 1-508-842-0342
Sales email:
temperature.sales.amer@meas-spec.com
Measurement Specialties, Inc
Ballybrit Business Park
Galway Ireland
Tel: +353-91-753238
Fax: +353-91-770789
Sales email:
temperature.sales.emea@meas-spec.com
Measurement Specialties (China) Ltd.
No. 26 Langshan Road
Shenzhen High-Tech Park (North)
Nanshan Dist rict, Shenzhen 51807
China
Tel: +86 (0) 755 33305088
Fax: +86 (0) 755 33305099
Sales email:
temperature.sales.asia@meas-spec.com
The information in this sheet has been carefully reviewed and is believed to be accurate; however, no responsibility is assumed for
inaccuracies. Furthermore, this information does not convey to the purchaser of such devices any license under the patent rights to the
manufacturer. Measurement Specialties, Inc. reserves the right to make changes without further notice to any product herein. Measurement
Specialties, Inc. makes no warranty, representation or guarantee regarding the suitability of its product for any particular purpose, nor does
Measurement Specialties, Inc. assume any liability arising out of the application or use of any product or circuit and specifically disclaims
any and all liability, including without limitation consequential or incidental damages. Typical parameters can and do vary in different
applications. All operating parameters must be validated for each customer application by customer’s technical experts. Measurement
Specialties, Inc. does not convey any license under its patent rights nor the rights of others.
