Basic Info.
Resistance
Sensitive Resistor
Function for Resistance
Protective Resistor
Installation
DIP Resistor
Quantity
Single Connection
Resistance change scale
Log Scale
Transport Package
Bul, 500/Bag
Specification
10K 1% 3950
Origin
Dongguan, Guangdong, China
Product Description
AMPFORT New Product TO92 Encapsulated 10K Ohm NTC Thermistor 3950 For Tea Set Audio
Description Of The 10K Ohm NTC Thermistor
This series of products are widely used in temperature measurement and compensation of circuit boards.
Temperature control boards, music amplifiers, smart home appliances control, portable devices, chargers, batteries, temperature control circuits for cars, etc.
The detailed parameters are as follows
• The package form can be either diode package or triode package;
• Standard plug-in, suitable for automated installation;
• Plastic packaging on the outside, welding on the inside, no open circuit during high temperature welding;
•Convenient and quick for sensor welding;
• Wire legs: tin-plated or nickel-plated copper wire;
• Working temperature: -50~105ºC
• Air Thermal Time Constant (S): 13S
• 25ºC rated power (mw): 262mw
• Resistance range: 2.8K, 5K, 10K, 12K, 50K, 100K, 200K
Electrical Characteristics Of The NTC Thermistor TO103FP09-N01T
Zero power resistance: | R25=10KΩ±1% |
B-value: | B25/50=3950K±1% |
Thermal time constant: | Approx. 13sec(in still air) |
Dissipation constant: | Approx. 1.5mW/ºC(in still air) |
Power rating: | 187 (262mW) |
Operating temperature range: | -50ºC~105 ºC |
Appearance/Dimensions Of The 10K Ohm NTC Thermistor
Reliability Characteristics Of The 10K Ohm NTC Thermistor
Item | Test Condition | Requirement |
High temp | T=150ºC±2ºC,t=1000h; | △R25∶R25≤±3% △B25/85∶B25/85≤±2% |
Low temp | T=-40ºC±2ºC,t=1000h; | △R25∶R25≤±3% △B25/85∶B25/85≤±2% |
Humidity test | 60ºC,90~95%R.H,1000h | △R25∶R25≤±3% △B25/85∶B25/85≤±2% |
Mechanical Characteristics Of The 10K Ohm NTC Thermistor
Item | Test Condition | Requirement |
Lead wire pulling test | Fix the product and apply14.7N or 1.5kg force on axial direction of each lead wire, for 10 secs. | No visible damage, and are within specification |
Lead wire bending test | Fix the product and apply 250g force on axial direction of each lead wire, then bend both lead wires to same direction slowly, before bending them back to original location, for 3 times |
Lead wire welding ability | Soak lead wires with flux, immerse into flux at 230-260, for 3 to 5 secs. | Tin covered area should be larger than 90% |
Package Of The 10K Ohm NTC Thermistor
Bulk,500pcs/bag,2000pcs/box.
R-T Table Of The 10K Ohm NTC Thermistor
Part No.: | TO103FP09-N01T | R/T-Curve: | KST-P09 |
R 25= | 10KΩ±1% | B25/50= | 3950K ±1% |
| T(ºC) | Rmin/KΩ | Rmax/KΩ | Rnom/KΩ | Tol. | T(ºC) | Rmin/KΩ | Rmax/KΩ | Rnom/KΩ | Tol. |
| -40 | 287.980 | 314.50 | 301.239 | 4.40% | 56 | 2.803 | 2.932 | 2.868 | 2.25% |
| -39 | 270.020 | 294.50 | 282.261 | 4.34% | 57 | 2.701 | 2.827 | 2.764 | 2.29% |
| -38 | 253.319 | 275.93 | 264.624 | 4.27% | 58 | 2.602 | 2.726 | 2.664 | 2.32% |
| -37 | 237.779 | 258.67 | 248.226 | 4.21% | 59 | 2.508 | 2.629 | 2.568 | 2.36% |
| -36 | 223.312 | 242.63 | 232.969 | 4.15% | 60 | 2.418 | 2.536 | 2.477 | 2.40% |
| -35 | 209.835 | 227.70 | 218.766 | 4.08% | 61 | 2.332 | 2.449 | 2.390 | 2.43% |
| -34 | 197.275 | 213.80 | 205.538 | 4.02% | 62 | 2.251 | 2.364 | 2.308 | 2.47% |
| -33 | 185.562 | 200.86 | 193.210 | 3.96% | 63 | 2.172 | 2.284 | 2.228 | 2.50% |
| -32 | 174.633 | 188.80 | 181.714 | 3.90% | 64 | 2.097 | 2.206 | 2.151 | 2.54% |
| -31 | 164.430 | 177.55 | 170.990 | 3.84% | 65 | 2.025 | 2.132 | 2.078 | 2.57% |
| -30 | 154.899 | 167.06 | 160.978 | 3.78% | 66 | 1.954 | 2.059 | 2.007 | 2.61% |
| -29 | 146.030 | 157.30 | 151.667 | 3.72% | 67 | 1.887 | 1.989 | 1.938 | 2.64% |
| -28 | 137.735 | 148.19 | 142.964 | 3.66% | 68 | 1.822 | 1.922 | 1.872 | 2.68% |
| -27 | 129.973 | 139.68 | 134.826 | 3.60% | 69 | 1.760 | 1.858 | 1.809 | 2.71% |
| -26 | 122.706 | 131.72 | 127.211 | 3.54% | 70 | 1.700 | 1.796 | 1.748 | 2.74% |
| -25 | 115.899 | 124.27 | 120.082 | 3.48% | 71 | 1.643 | 1.737 | 1.690 | 2.78% |
| -24 | 109.519 | 117.29 | 113.405 | 3.43% | 72 | 1.589 | 1.681 | 1.635 | 2.81% |
| -23 | 103.538 | 110.76 | 107.149 | 3.37% | 73 | 1.537 | 1.627 | 1.582 | 2.84% |
| -22 | 97.927 | 104.64 | 101.284 | 3.31% | 74 | 1.487 | 1.575 | 1.531 | 2.88% |
| -21 | 92.661 | 98.90 | 95.782 | 3.26% | 75 | 1.439 | 1.525 | 1.482 | 2.91% |
| -20 | 87.717 | 93.521 | 90.619 | 3.20% | 76 | 1.390 | 1.474 | 1.432 | 2.94% |
| -19 | 82.981 | 88.373 | 85.677 | 3.15% | 77 | 1.343 | 1.426 | 1.384 | 2.98% |
| -18 | 78.536 | 83.545 | 81.041 | 3.09% | 78 | 1.298 | 1.379 | 1.339 | 3.01% |
| -17 | 74.360 | 79.016 | 76.688 | 3.04% | 79 | 1.255 | 1.334 | 1.295 | 3.04% |
| -16 | 70.436 | 74.765 | 72.600 | 2.98% | 80 | 1.214 | 1.291 | 1.252 | 3.08% |
| -15 | 66.747 | 70.773 | 68.760 | 2.93% | 81 | 1.174 | 1.250 | 1.212 | 3.11% |
| -14 | 63.278 | 67.022 | 65.150 | 2.87% | 82 | 1.137 | 1.210 | 1.173 | 3.14% |
| -13 | 60.014 | 63.496 | 61.755 | 2.82% | 83 | 1.100 | 1.172 | 1.136 | 3.17% |
| -12 | 56.941 | 60.181 | 58.561 | 2.77% | 84 | 1.065 | 1.136 | 1.100 | 3.21% |
| -11 | 54.047 | 57.063 | 55.555 | 2.71% | 85 | 1.031 | 1.100 | 1.066 | 3.24% |
| -10 | 51.321 | 54.128 | 52.724 | 2.66% | 86 | 0.999 | 1.066 | 1.033 | 3.27% |
| -9 | 48.752 | 51.365 | 50.058 | 2.61% | 87 | 0.968 | 1.034 | 1.001 | 3.30% |
| -8 | 46.330 | 48.762 | 47.546 | 2.56% | 88 | 0.938 | 1.002 | 0.970 | 3.33% |
| -7 | 44.044 | 46.310 | 45.177 | 2.51% | 89 | 0.909 | 0.972 | 0.940 | 3.36% |
| -6 | 41.888 | 43.998 | 42.943 | 2.46% | 90 | 0.881 | 0.943 | 0.912 | 3.39% |
| -5 | 39.852 | 41.817 | 40.834 | 2.41% | 91 | 0.853 | 0.914 | 0.884 | 3.43% |
| -4 | 37.923 | 39.753 | 38.838 | 2.36% | 92 | 0.827 | 0.886 | 0.857 | 3.46% |
| -3 | 36.100 | 37.805 | 36.952 | 2.31% | 93 | 0.802 | 0.860 | 0.831 | 3.49% |
| -2 | 34.378 | 35.966 | 35.172 | 2.26% | 94 | 0.777 | 0.834 | 0.806 | 3.52% |
| -1 | 32.749 | 34.228 | 33.489 | 2.21% | 95 | 0.754 | 0.809 | 0.781 | 3.55% |
| 0 | 31.209 | 32.587 | 31.898 | 2.16% | 96 | 0.731 | 0.786 | 0.758 | 3.58% |
| 1 | 29.736 | 31.019 | 30.377 | 2.11% | 97 | 0.710 | 0.763 | 0.737 | 3.61% |
| 2 | 28.343 | 29.536 | 28.939 | 2.06% | 98 | 0.689 | 0.741 | 0.715 | 3.64% |
| 3 | 27.024 | 28.135 | 27.579 | 2.01% | 99 | 0.669 | 0.720 | 0.695 | 3.67% |
| 4 | 25.775 | 26.809 | 26.292 | 1.97% | 100 | 0.650 | 0.700 | 0.675 | 3.69% |
| 5 | 24.593 | 25.555 | 25.074 | 1.92% | 101 | 0.631 | 0.680 | 0.655 | 3.72% |
| 6 | 23.439 | 24.333 | 23.886 | 1.87% | 102 | 0.613 | 0.660 | 0.636 | 3.75% |
| 7 | 22.347 | 23.177 | 22.762 | 1.82% | 103 | 0.595 | 0.642 | 0.618 | 3.78% |
| 8 | 21.314 | 22.084 | 21.699 | 1.77% | 104 | 0.578 | 0.623 | 0.601 | 3.81% |
| 9 | 20.335 | 21.049 | 20.692 | 1.73% | 105 | 0.561 | 0.606 | 0.583 | 3.84% |
| 10 | 19.407 | 20.070 | 19.739 | 1.68% | 106 | 0.545 | 0.588 | 0.567 | 3.87% |
| 11 | 18.527 | 19.142 | 18.835 | 1.63% | 107 | 0.529 | 0.572 | 0.550 | 3.90% |
| 12 | 17.693 | 18.263 | 17.978 | 1.59% | 108 | 0.513 | 0.555 | 0.534 | 3.93% |
| 13 | 16.902 | 17.430 | 17.166 | 1.54% | 109 | 0.499 | 0.540 | 0.519 | 3.96% |
| 14 | 16.151 | 16.641 | 16.396 | 1.49% | 110 | 0.484 | 0.524 | 0.504 | 3.99% |
| 15 | 15.438 | 15.892 | 15.665 | 1.45% | 111 | 0.471 | 0.510 | 0.491 | 4.01% |
| 16 | 14.750 | 15.169 | 14.960 | 1.40% | 112 | 0.458 | 0.497 | 0.477 | 4.04% |
| 17 | 14.096 | 14.484 | 14.290 | 1.36% | 113 | 0.446 | 0.484 | 0.465 | 4.07% |
| 18 | 13.476 | 13.834 | 13.655 | 1.31% | 114 | 0.434 | 0.471 | 0.452 | 4.09% |
| 19 | 12.887 | 13.218 | 13.052 | 1.27% | 115 | 0.422 | 0.458 | 0.440 | 4.12% |
| 20 | 12.328 | 12.632 | 12.480 | 1.22% | 116 | 0.411 | 0.446 | 0.429 | 4.15% |
| 21 | 11.791 | 12.072 | 11.932 | 1.18% | 117 | 0.400 | 0.435 | 0.417 | 4.17% |
| 22 | 11.282 | 11.541 | 11.411 | 1.13% | 118 | 0.389 | 0.424 | 0.406 | 4.20% |
| 23 | 10.798 | 11.036 | 10.917 | 1.09% | 119 | 0.379 | 0.413 | 0.396 | 4.23% |
| 24 | 10.338 | 10.556 | 10.447 | 1.04% | 120 | 0.369 | 0.402 | 0.386 | 4.25% |
| 25 | 9.900 | 10.100 | 10.000 | 1.00% | 121 | 0.359 | 0.391 | 0.375 | 4.28% |
| 26 | 9.476 | 9.676 | 9.576 | 1.04% | 122 | 0.349 | 0.381 | 0.365 | 4.31% |
| 27 | 9.073 | 9.272 | 9.173 | 1.09% | 123 | 0.340 | 0.371 | 0.355 | 4.34% |
| 28 | 8.690 | 8.888 | 8.789 | 1.13% | 124 | 0.331 | 0.361 | 0.346 | 4.36% |
| 29 | 8.325 | 8.522 | 8.423 | 1.17% | 125 | 0.322 | 0.351 | 0.336 | 4.39% |
| 30 | 7.977 | 8.173 | 8.075 | 1.21% | 126 | 0.313 | 0.342 | 0.328 | 4.42% |
| 31 | 7.640 | 7.834 | 7.737 | 1.26% | 127 | 0.305 | 0.333 | 0.319 | 4.44% |
| 32 | 7.319 | 7.511 | 7.415 | 1.30% | 128 | 0.297 | 0.324 | 0.311 | 4.47% |
| 33 | 7.013 | 7.204 | 7.109 | 1.34% | 129 | 0.289 | 0.316 | 0.302 | 4.50% |
| 34 | 6.722 | 6.911 | 6.816 | 1.38% | 130 | 0.281 | 0.308 | 0.295 | 4.52% |
| 35 | 6.445 | 6.631 | 6.538 | 1.42% | 131 | 0.274 | 0.301 | 0.288 | 4.55% |
| 36 | 6.183 | 6.367 | 6.275 | 1.47% | 132 | 0.268 | 0.294 | 0.281 | 4.57% |
| 37 | 5.933 | 6.115 | 6.024 | 1.51% | 133 | 0.262 | 0.287 | 0.274 | 4.59% |
| 38 | 5.695 | 5.874 | 5.785 | 1.55% | 134 | 0.255 | 0.280 | 0.268 | 4.62% |
| 39 | 5.468 | 5.645 | 5.556 | 1.59% | 135 | 0.249 | 0.274 | 0.261 | 4.64% |
| 40 | 5.251 | 5.425 | 5.338 | 1.63% | 136 | 0.243 | 0.267 | 0.255 | 4.67% |
| 41 | 5.041 | 5.212 | 5.127 | 1.67% | 137 | 0.238 | 0.261 | 0.249 | 4.69% |
| 42 | 4.841 | 5.009 | 4.925 | 1.71% | 138 | 0.232 | 0.255 | 0.244 | 4.71% |
| 43 | 4.650 | 4.815 | 4.733 | 1.75% | 139 | 0.227 | 0.249 | 0.238 | 4.73% |
| 44 | 4.467 | 4.630 | 4.549 | 1.79% | 140 | 0.222 | 0.244 | 0.233 | 4.76% |
| 45 | 4.293 | 4.453 | 4.373 | 1.83% | 141 | 0.216 | 0.238 | 0.227 | 4.78% |
| 46 | 4.125 | 4.281 | 4.203 | 1.87% | 142 | 0.211 | 0.233 | 0.222 | 4.81% |
| 47 | 3.964 | 4.118 | 4.041 | 1.91% | 143 | 0.206 | 0.227 | 0.217 | 4.83% |
| 48 | 3.810 | 3.961 | 3.886 | 1.95% | 144 | 0.201 | 0.222 | 0.212 | 4.85% |
| 49 | 3.663 | 3.811 | 3.737 | 1.98% | 145 | 0.197 | 0.217 | 0.207 | 4.88% |
| 50 | 3.516 | 3.662 | 3.588 | 2.02% | 146 | 0.192 | 0.212 | 0.202 | 4.90% |
| 51 | 3.389 | 3.532 | 3.461 | 2.06% | 147 | 0.187 | 0.207 | 0.197 | 4.92% |
| 52 | 3.262 | 3.401 | 3.332 | 2.10% | 148 | 0.183 | 0.202 | 0.193 | 4.95% |
| 53 | 3.139 | 3.277 | 3.208 | 2.14% | 149 | 0.179 | 0.198 | 0.188 | 4.97% |
| 54 | 3.023 | 3.157 | 3.090 | 2.17% | 150 | 0.175 | 0.193 | 0.184 | 4.99% |
| 55 | 2.911 | 3.042 | 2.977 | 2.21% | | | | | |
Address:
No. 1, Yixiang, Liwu Industrial Park, Liwuyuan Village, Xihu District, Shilong Town, Dongguan, Guangdong, China
Business Type:
Manufacturer/Factory
Business Range:
Auto, Motorcycle Parts & Accessories, Electrical & Electronics
Management System Certification:
ISO 9001, ISO 14001, IATF16949
Company Introduction:
Dongguan Ampfort Electronics Co., Ltd. is a high-tech enterprise specializing in R& D, manufacturing and sales, committed to becoming a comprehensive supplier of circuit protection components.
We introduced advanced quality system, management systems and high-precision automation equipment from Germany, set up multiple production bases and continue to increase product lines. Our team consist of experienced engineers, passionate business elites, and regularly trained skilled workers, which provides a solid foundation for quality assurance and productivity performance. Moreover, our products have passed safety certifications of many countries and are favored by many consumers by years′ unremitting efforts.
We cooperated with universities and colleges, and will continue to research and develop new products, committed to high-quality circuit protection solutions, and provide global customers with efficient technology, products, and testing support to meet their requirements for rapid development of new products. We are gradually updating from "Made In China" to "Created In China" and to "Intelligent Manufacturing In China", from circuit design to product testing, we will provide you with one-stop service in the field of circuit protection. After years of intensive cultivation, we have maintained a good relationship with our peers and have become distributor of many famous electronic component brands to meet the diverse needs of customers.
The main products include: Thermistors, Varistors, Temperature Sensors, Fuses and corresponding Hardware and Plastic accessories, Inductors, Thermal Protector, Overload/Composite Protectors, Discharge Tubes, Photoresistors and Wiring Harnesses etc. Through the combination of different process devices, Ampfort Electronics can meet customers′ individual circuit protection requirements. Our products are widely used in: Power adapters, switching power supplies, chargers, transformers, computers, telephones, household appliances, communication products, lighting products, toy products, various instruments and various electronic cables, electrical products, IT, Consumer electronics, automobiles, batteries and other fields.
Choose us, Ampfort will be your loyal and reliable partner for protection circuit products!
Philosophy Survive with integrity and service, and develop with quality and innovation.
Goal Standardization Systemization Internationalization Leading leader in the same industry
Purpose Serve customers and develop enterprises
Benefit the employees and return to the society
Mission Dare to compete, be good at competition, win the competition
Vision Full of ambition today and hope tomorrow will be fruitful.
Message Innovate, forge ahead and hold hands, harvest brilliance and share together.