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Figure 5. Resistance vs. Temperature for ATH100K1R25 ATH100K1R25 curve is at colder temperatures. ATH100K1R25, which is much more accurate than β method. as good as ±0.001°C over a 100°C temperature span.
Copyrights 2000-2021, Analog Technologies, Inc. All Rights Reserved. Updated on 4/9/2021 Email: staff@analogti.com/sales@analogti.com 4 Analog Technologies ATH100K1R25 High Stability Miniature Thermistor Resistance Temperature Characteristics Temp Resistance Temp Resistance Temp Re sistance Temp Resistance Temp Resistance °C k Ω °C k Ω °C k Ω °C k Ω °C k Ω −40 3493 7 231.5 54 30.86 101 6.550 148 1.915 −39 3265 8 220.3 55 29.74 102 6.365 149 1.871 −38 3053 9 209.9 56 28.66 103 6.185 150 1.828 −37 2856 10 200.0 57 27.62 104 6.008 151 1.786 −36 2673 11 190.5 58 26.64 105 5.840 152 1.745 −35 2503 12 181.6 59 25.68 106 5.675 153 1.706 −34 2345 13 173.2 60 24.78 107 5.517 154 1.667 −33 2198 14 165.2 61 23.90 108 5.362 155 1.629 −32 2062 15 157.6 62 23.06 109 5.214 156 1.593 −31 1934 16 150.4 63 22.26 110 5.069 157 1.557 −30 1816 17 143.6 64 21.48 111 4.931 158 1.523 −29 1705 18 137.1 65 20.73 112 4.796 159 1.489 −28 1602 19 130.9 66 20.02 113 4.666 160 1.456 −27 1506 20 125.1 67 19.34 114 4.540 161 1.424 −26 1416 21 119.5 68 18.68 115 4.417 162 1.393 −25 1332 22 114.3 69 18.05 116 4.296 163 1.363 −24 1254 23 109.3 70 17.44 117 4.182 164 1.333 −23 1181 24 104.5 71 16.86 118 4.069 165 1.304 −22 1112 25 100.0 72 16.29 119 3.961 166 1.276 −21 1048 26 95.71 73 15.75 120 3.857 167 1.249
Copyrights 2000-2021, Analog Technologies, Inc. All Rights Reserved. Updated on 4/9/2021 Email: staff@analogti.com/sales@analogti.com 5 Analog Technologies ATH100K1R25 High Stability Miniature Thermistor
ORDERING INFORMATION
Quantity 1 – 9 10 – 49 50 – 199 200 – 499 ≥500 Temp Resistance Temp Resistance Temp Re sistance Temp Resistance Temp Resistance °C k Ω °C k Ω °C k Ω °C k Ω °C k Ω 210 0.5314
Copyrights 2000-2021, Analog Technologies, Inc. All Rights Reserved. Updated on 4/9/2021 Email: staff@analogti.com/sales@analogti.com 6 Analog Technologies ATH100K1R25 High Stability Miniature Thermistor AGING TEST DATA I . High Temp. Action Purpose Test the durability of the thermistor in load voltage circuit and 120°C Method Connect the circuit according to the figure below. The thermistor works in −30°C for 240 hrs. During this process, measure the voltage of the two ends of thermistor every 24 hrs and then calculate the resistance value based on differential pressure principle. Compare the changing rate of this point before and after the test. Test data No. 0h 24h 48h 72h 96h 120h Change rate 144h 168h 192h 216h 240h Change rate Temp. Field M v δ1 δ2 δ3 δ4 δ5 δ5 δ5 δ7 δ8 δ5
Copyrights 2000-2021, Analog Technologies, Inc. All Rights Reserved. Updated on 4/9/2021 Email: staff@analogti.com/sales@analogti.com 7 Analog Technologies ATH100K1R25 High Stability Miniature Thermistor No. 0h 24h 48h 72h 96h 120h Change rate 144h 168h 192h 216h 240h Change rate Temp. Field M v δ1 δ2 δ3 δ4 δ5 δ5 δ5 δ7 δ8 δ5 Note: R=2000Ω Thermistor
Copyrights 2000-2021, Analog Technologies, Inc. All Rights Reserved. Updated on 4/9/2021 Email: staff@analogti.com/sales@analogti.com 8 Analog Technologies ATH100K1R25 High Stability Miniature Thermistor II. Low Temp. Action Purpose Test the durability of the thermistor in load voltage circuit and −30°C Method Connect the circuit according to the figure below. The thermistor works in −30°C for 192 hrs. During this process, measure the voltage of the two ends of thermistor every 24 hrs and then calculate the resistance value based on differential pressure principle. Compare the changing rate of this point before and after the test. Test data No. 0h 24h 48h 72h 96h 120h Change rate 144h 168h 192h 216h 240h Change rate Temp. Field V V V V V V δ1 δ2 δ3 δ4 δ5 V V V δ1 δ2 δ3 δ4 δ5
Copyrights 2000-2021, Analog Technologies, Inc. All Rights Reserved. Updated on 4/9/2021 Email: staff@analogti.com/sales@analogti.com 9 Analog Technologies ATH100K1R25 High Stability Miniature Thermistor No. 0h 24h 48h 72h 96h 120h Change rate 144h 168h 192h 216h 240h Change rate Temp. Field V V V V V V δ1 δ2 δ3 δ4 δ5 V V V δ1 δ2 δ3 δ4 δ5 Note: R=2000Ω Thermistor
Copyrights 2000-2021, Analog Technologies, Inc. All Rights Reserved. Updated on 4/9/2021 Email: staff@analogti.com/sales@analogti.com 10 Analog Technologies ATH100K1R25 High Stability Miniature Thermistor III. High Temp. Storage Purpose Test the high temperature resistance performance of the thermistor Method Place the thermistor in high temp. (+100°C) for 1000 hrs; Measure the electrical property change before and after the test. Test data No. 0h 24h 336h 500h 800h 1000h Change rate B25/50 Change rate Temp. Field δ1 δ2 δ3 δ4 δ5 δ6
Copyrights 2000-2021, Analog Technologies, Inc. All Rights Reserved. Updated on 4/9/2021 Email: staff@analogti.com/sales@analogti.com 11 Analog Technologies ATH100K1R25 High Stability Miniature Thermistor IV. Low Temp. Storage Purpose Test the stability of the thermistor in low temperature Method Put the thermistor in low temperature environment (−40°C) for 1000 hrs; Measure the electrical property change before and after the test. Test data No. 0h 24h 336h 500h 800h 1000h Change rate B25/50 Change rate Temp. Field δ1 δ2 δ3 δ4 δ5 δ6
Copyrights 2000-2021, Analog Technologies, Inc. All Rights Reserved. Updated on 4/9/2021 Email: staff@analogti.com/sales@analogti.com 12 Analog Technologies ATH100K1R25 High Stability Miniature Thermistor V. High Temp. & High Humidity Purpose Test the durability of the thermistor in high temp. and high humidity condition Method Put it in an environment of constant humidity RH=95% and temp.T=40°C. Measure the electrical performance change after some hours. Test data No. 0h 24h 336h 500h 800h 1000h Change rate B25/50 Change rate Temp. Field δ1 δ2 δ3 δ4 δ5 δ6
Copyrights 2000-2021, Analog Technologies, Inc. All Rights Reserved. Updated on 4/9/2021 Email: staff@analogti.com/sales@analogti.com 13 Analog Technologies ATH100K1R25 High Stability Miniature Thermistor VI. Load Test Purpose Test the durability of the thermistor in load voltage circuit Method Connect the circuit according to the figure below. Circulate 500 times in dry cold and hot environment. Circulating method: one circle is that put it in dry hot environment (+100°C) for 30 min and take out to put in room temperature for 30 min, and then dry low temp. (−30°C) environment for 30 min, and then dry hot environment (+100°C) for 30 min. Test data No. 0 50 times 100 times 200 times 300 times 500 times Change rate B25/50 Change rate Temp. Field δ1 δ2 δ3 δ4 δ5 δ6
Copyrights 2000-2021, Analog Technologies, Inc. All Rights Reserved. Updated on 4/9/2021 Email: staff@analogti.com/sales@analogti.com 14 Analog Technologies ATH100K1R25 High Stability Miniature Thermistor Note: Temp. One circle 30 min 30 min 30 min Time 10kΩ 30 min
Copyrights 2000-2021, Analog Technologies, Inc. All Rights Reserved. Updated on 4/9/2021 Email: staff@analogti.com/sales@analogti.com 15 Analog Technologies ATH100K1R25 High Stability Miniature Thermistor VII. Cold and Hot Impact Purpose Test the cold and hot impact performance of the thermistor Method Connect the circuit according to the figure below, and electrical property change rate. Circulate 500 times in dry cold and hot environment. Circulating method: one circle is that put it in dry hot environment (+100°C) for 10 min and take out to put in room temperature for 5 min, and then dry low temp. (−30°C) environment for 10 min, and then dry hot environment (+100°C) for 10 min. Test data No. 0h 24h 336h 500h 800h 1000h Change rate B25/50 Change rate Temp. Field δ1 δ2 δ3 δ4 δ5 δ6 10 10.218 10.2276 10.2516 0.09
Copyrights 2000-2021, Analog Technologies, Inc. All Rights Reserved. Updated on 4/9/2021 Email: staff@analogti.com/sales@analogti.com 16 Analog Technologies ATH100K1R25 High Stability Miniature Thermistor Note: Temp. 5 min 10 min 5 min 10 min Time One circle
Copyrights 2000-2021, Analog Technologies, Inc. All Rights Reserved. Updated on 4/9/2021 Email: staff@analogti.com/sales@analogti.com 17 Analog Technologies ATH100K1R25 High Stability Miniature Thermistor VIII. Durability Test Purpose Test the durability of the thermistor with load Method Connect the circuit according to the figure below, in an environment of humidity RH=95% and temp.T=40°C. Measure the electrical performance change after 10000 hrs. Test data No. 0h 500h 2000h 5000h 8000h 10000h Change rate B25/50 Change rate Temp. Field δ1 δ2 δ3 δ4 δ5 δ6
Copyrights 2000-2021, Analog Technologies, Inc. All Rights Reserved. Updated on 4/9/2021 Email: staff@analogti.com/sales@analogti.com 18 Analog Technologies ATH100K1R25 High Stability Miniature Thermistor Note: 10kΩ
Copyrights 2000-2021, Analog Technologies, Inc. All Rights Reserved. Updated on 4/9/2021 Email: staff@analogti.com/sales@analogti.com 19 Analog Technologies ATH100K1R25 High Stability Miniature Thermistor IX. Vibration Test Purpose Test the electrical performance stablibity of the thermistor in vibration temperature Method Vibrating method: 1. Frequency: 50~550HZ; 2. Accelerated speed: 38g; 3. Vibration direction: X-Y-Z axis; 4. Vibration time: 25 hrs for each axis Test data No. 0h 24h 336h 500h 800h 1000h Change rate B25/50 Change rate Temp. Field δ1 δ2 δ3 δ4 δ5 δ6 1 10.223 10.244 0.21 2 10.241 10.251 0.10 3 10.332 10.337 0.05 4 10.254 10.278 0.23 5 10.273 10.292 0.18 6 10.262 10.275 0.13 7 10.2 10.203 0.03 8 10.291 10.298 0.07 9 10.235 10.255 0.20 10 10.311 10.323 0.12 11 10.279 10.29 0.11 12 10.255 10.283 0.27 13 10.304 10.322 0.17 14 10.216 10.225 0.09 15 10.298 10.324 0.25 16 10.338 10.341 0.03 17 10.229 10.24 0.11 18 10.251 10.264 0.13 19 10.283 10.306 0.22 20 10.357 10.365 0.08
Copyrights 2000-2021, Analog Technologies, Inc. All Rights Reserved. Updated on 4/9/2021 Email: staff@analogti.com/sales@analogti.com 20 Analog Technologies ATH100K1R25 High Stability Miniature Thermistor NOTICE 1. ATI reserves the right to make changes to its products or to discontinue any product or service without notice, and advise cust omers to obtain the latest version of relevant information to verify, before placing orders, that information being relied on is current and complete. 2. All products are sold subject to the terms and conditions of sa le supplied at the time of order acknowledgment, including those pertaining to warranty, patent infringement, and limitation of liability. Testing and other quality control techniques are utilized to the extent ATI deems ne cessary to support this warranty. Specific testing of all parameters of each device is not necessarily performed, except those mandated by government requirements. 3. Customers are responsible for thei r applications using ATI components. In order to minimize risks associated with the customers ’ applications, adequate design and operating safeguards must be provided by the customers to minimize inherent or procedural hazards. ATI assumes no liability for applications assistance or customer product design. 4. ATI does not warrant or represent that any li cense, either express or implied, is gran ted under any patent right, copyright, ma sk work right, or other intellectual property right of ATI covering or relating to any combination, m achine, or process in which such products or services might be or are used. ATI’s publication of information regarding any third party’s products or services does not constitute ATI’s approval, warranty or endorsement thereof. 5. IP (Intellectual Property) Ownership: ATI retains the ownership of full rights for special technologies and/or techniques embed ded in its products, the designs for mechanics, optics, plus all modifications, improvements, and inventions made by ATI for its products and/or projects.