NTC Thermistor SAMPLE DETAILS Customer: Customer Part No.: Sample Reference Number Betatherm Part No.: Farnell 5K3A373I DESCRIPTION The BetaCURVE Chip is Soldered to 30AWG Solid Silver Plated Copper wire with White Kynar Insulation Device is Encapsulated in Stycast Epoxy Resin PERFORMANCE SPECS Parameters Resistance @ +25C Resistance tolerance from 0C to 70C Beta Value 25/85 Tolerance on Beta Value 25/85 Time response in Liquids Dissipation Constant in still air Units Ohms C K % Seconds mW/C Value 5,000 0.2 3976 0.5 <1 0.85 MECHANICAL DETAILS Note 1 Note 2 Page 1 of 3 Dimensions A B C 10 2mm 200 10mm 2.4mm Maximum 30AWG Solid Silver Plated Copper with White Kynar Insulation Black Stycast Epoxy 6-Aug-09 NTC Thermistor RESISTANCE V TEMPERATURE TABLE o Temp. C -40 -39 -38 -37 -36 -35 -34 -33 -32 -31 -30 -29 -28 -27 -26 -25 -24 -23 -22 -21 -20 -19 -18 -17 -16 -15 -14 -13 -12 -11 -10 -9 -8 -7 -6 -5 -4 -3 -2 -1 0 1 Ohms 167,864 157,113 147,119 137,822 129,170 121,116 113,613 106,621 100,103 94,024 88,351 83,055 78,108 73,487 69,167 65,128 61,348 57,811 54,500 51,398 48,491 45,766 43,210 40,813 38,563 36,450 34,465 32,601 30,848 29,200 27,650 26,191 24,817 23,524 22,306 21,158 20,075 19,055 18,092 17,183 16,325 15,516 Page 2 of 3 o Temp. C 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 Ohms 14,750 14,027 13,344 12,698 12,087 11,508 10,961 10,443 9,952 9,487 9,046 8,629 8,233 7,857 7,501 7,162 6,841 6,536 6,247 5,972 5,710 5,461 5,225 5,000 4,786 4,582 4,388 4,204 4,028 3,860 3,701 3,549 3,403 3,265 3,133 3,007 2,887 2,772 2,662 2,558 2,458 2,362 o Temp. C 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 Ohms 2,271 2,183 2,100 2,020 1,944 1,870 1,800 1,733 1,669 1,608 1,549 1,493 1,438 1,387 1,337 1,289 1,244 1,200 1,158 1,117 1,078 1,041 1,005 971 938 906 876 846 818 791 765 740 716 693 670 649 628 608 589 570 552 535 o Temp. C 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 Ohms 519 503 487 472 458 444 431 418 406 393 382 371 360 349 339 330 320 311 302 294 285 277 270 262 255 248 241 235 228 222 216 211 205 200 194 189 184 180 175 170 6-Aug-09 NTC Thermistor SAMPLE ACCEPTANCE Customer Approval Date NORTH AMERICA Measurement Specialties, Inc. 910 Turnpike Road Shrewsbury, MA 01545 Tel: 1-508-842-0516 Fax: 1-508-842-0342 Sales: temperature.cs.amer@measspec.com EUROPE Measurement Specialties, Inc Ballybrit Business Park Galway Ireland Tel: +353-91-753238 Fax: +353-91-770789 Sales: temperature.cs.emea@measspec.com ASIA Measurement Specialties (China) Ltd. No. 26, Langshan Road, Shenzhen High-tech Park (North) Nanshan District, Shenzhen, China 518107 Sales: temperature.cs.asia@measspec.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. Page 3 of 3 6-Aug-09