Changsha Purple Horn E-Commerce Co., Ltd.
| Resistance @ 25℃ | 50kΩ |
| Power(Watts) | 450mW |
| Pitch | 2.5mm |
| Operating Temperature | -30℃~+125℃ |
| Tolerance | ±5% |
| B Constant (25℃/100℃) | - |
| Steady State Current (Max) | - |
| Thermal Time Constant | 20s |
| B Constant (25℃/85℃) | - |
| B Constant (25℃/75℃) | - |
| B Constant (25℃/50℃) | 4300K |
| B Constant Tolerance | ±10% |
| Description | NTC Thermistor 50kΩ Through Hole,P=2.5mm |
| Mfr. Part # | MF11 503J |
| Package | Through Hole,P=2.5mm |
| Model Number | MF11 503J |
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Product Specification
| Resistance @ 25℃ | 50kΩ | Power(Watts) | 450mW |
| Pitch | 2.5mm | Operating Temperature | -30℃~+125℃ |
| Tolerance | ±5% | B Constant (25℃/100℃) | - |
| Steady State Current (Max) | - | Thermal Time Constant | 20s |
| B Constant (25℃/85℃) | - | B Constant (25℃/75℃) | - |
| B Constant (25℃/50℃) | 4300K | B Constant Tolerance | ±10% |
| Description | NTC Thermistor 50kΩ Through Hole,P=2.5mm | Mfr. Part # | MF11 503J |
| Package | Through Hole,P=2.5mm | Model Number | MF11 503J |
The MF11 series compensation type NTC thermistors from Nanjing Shiheng Electronics Technology Co., Ltd. are designed for temperature measurement and control applications. These components offer precise resistance values and B-values, making them suitable for various industrial and electronic uses. They are characterized by their reliability, stable performance across a wide operating temperature range, and adherence to quality and environmental standards.
| Item | Symbol | Test Condition | Unit | Requirement |
|---|---|---|---|---|
| Zero-power resistance at 25 | R25 | Ta=250.1, Test Power 0.1mW | K | 50K5% |
| B Value | B25/50 | B=[(TaTb)/(Tb-Ta)]ln(Ra/Rb) | K | 430010% |
| Dissipation Factor | In still air | mW/ | Approx. 4.5 | |
| Time Constant | In still air | sec | Approx. 20 | |
| Insulation Resistance | / | 1000V/DC, 1min | M | 500 |
| Operating Temperature Range | / | / | -30 ~ 125 | |
| Maximum Rated Power | Pmax | / | mW | 450 |
| Lead Strength (Tensile) | / | 0.35| / | No visible damage, R25 R/R3% | |
| Solderability | / | Temperature 2455, Time 2-3 sec | / | Tinning area 95% |
| Resistance to Soldering Heat | / | Solder pot temperature: 2605, Immersion depth 6mm from resistor body, Time 51 sec | / | R25 R/R3% |
| Steady State Damp Heat | / | Temperature: 402, Humidity: 932%, Time: 500 hours | / | R25 R/R3% |
| Temperature Cycling | / | -30 30min 25 5min 125 30min 25 5min, 5 cycles | / | R25 R/R3% |
| High Temperature Storage | / | Temperature: 1255, Time: 1000 hours | / | R25 R/R5% |
| Low Temperature Storage | / | Temperature: -305, Time: 1000 hours | / | R25 R/R5% |
MF11 503 J
(Dimensions not explicitly provided in a structured format in the source text, only implied by the context of a datasheet. No specific values or diagrams are available.)
Model: MF11-503J
R25: 50K
B25/50: 4300K
| Temperature (C) | Resistance () | Temperature (C) | Resistance () | Temperature (C) | Resistance () | Temperature (C) | Resistance () | Temperature (C) | Resistance () | Temperature (C) | Resistance () |
|---|---|---|---|---|---|---|---|---|---|---|---|
| -30 | 1028.5 | -4 | 215.137 | 22 | 57.641 | 48 | 17.482 | 74 | 5.952 | 100 | 2.5 |
| -29 | 966.221 | -3 | 203.685 | 23 | 54.964 | 49 | 16.729 | 75 | 5.731 | 101 | 2.45 |
| -28 | 907.422 | -2 | 192.923 | 24 | 52.419 | 50 | 16.011 | 76 | 5.519 | 102 | 2.385 |
| -27 | 852.024 | -1 | 182.804 | 25 | 50 | 51 | 15.326 | 77 | 5.318 | 103 | 2.324 |
| -26 | 799.924 | 0 | 177 | 26 | 47.698 | 52 | 14.673 | 78 | 5.125 | 104 | 2.265 |
| -25 | 751 | 1 | 164.325 | 27 | 45.509 | 53 | 14.051 | 79 | 4.941 | 105 | 2.209 |
| -24 | 705.114 | 2 | 155.886 | 28 | 43.427 | 54 | 13.457 | 80 | 4.766 | 106 | 2.155 |
| -23 | 662.123 | 3 | 147.933 | 29 | 41.445 | 55 | 12.89 | 81 | 4.598 | 107 | 2.104 |
| -22 | 621.876 | 4 | 140.435 | 30 | 39.558 | 56 | 12.35 | 82 | 4.438 | 108 | 2.055 |
| -21 | 584.223 | 5 | 133.361 | 31 | 37.763 | 57 | 11.835 | 83 | 4.285 | 109 | 2.008 |
| -20 | 549.012 | 6 | 126.685 | 32 | 36.053 | 58 | 11.344 | 84 | 4.139 | 110 | 1.963 |
| -19 | 516.097 | 7 | 120.379 | 33 | 34.425 | 59 | 10.876 | 85 | 4 | 111 | 1.921 |
| -18 | 485.335 | 8 | 114.422 | 34 | 32.875 | 60 | 10.429 | 86 | 3.866 | 112 | 1.88 |
| -17 | 456.587 | 9 | 108.79 | 35 | 31.398 | 61 | 10.002 | 87 | 3.739 | 113 | 1.841 |
| -16 | 429.722 | 10 | 104.5 | 36 | 29.992 | 62 | 9.596 | 88 | 3.617 | 114 | 1.804 |
| -15 | 404.615 | 11 | 98.423 | 37 | 28.652 | 63 | 9.208 | 89 | 3.501 | 115 | 1.769 |
| -14 | 381.146 | 12 | 93.652 | 38 | 27.375 | 64 | 8.838 | 90 | 3.39 | 116 | 1.736 |
| -13 | 359.204 | 13 | 89.133 | 39 | 26.159 | 65 | 8.485 | 91 | 3.284 | 117 | 1.704 |
| -12 | 338.684 | 14 | 84.852 | 40 | 25 | 66 | 8.148 | 92 | 3.182 | 118 | 1.673 |
| -11 | 319.486 | 15 | 80.793 | 41 | 23.895 | 67 | 7.826 | 93 | 3.085 | 119 | 1.644 |
| -10 | 301.519 | 16 | 76.946 | 42 | 22.842 | 68 | 7.52 | 94 | 2.993 | 120 | 1.617 |
| -9 | 284.696 | 17 | 73.296 | 43 | 21.838 | 69 | 7.227 | 95 | 2.904 | 121 | 1.591 |
| -8 | 268.938 | 18 | 69.832 | 44 | 20.882 | 70 | 6.948 | 96 | 2.82 | 122 | 1.566 |
| -7 | 254.17 | 19 | 66.545 | 45 | 19.97 | 71 | 6.681 | 97 | 2.739 | 123 | 1.543 |
| -6 | 240.322 | 20 | 63.423 | 46 | 19.101 | 72 | 6.427 | 98 | 2.662 | 124 | 1.52 |
| -5 | 227.331 | 21 | 60.458 | 47 | 18.272 | 73 | 6.184 | 99 | 2.588 | 125 | 1.5 |
Contact Information:
Nanjing Shiheng Electronics Technology Co., Ltd.
Address: No. 18 Jinyang Road, Hushu Town, Jiangning District, Nanjing City, China
Postal Code: 211121
TEL: 025-52121868
FAX: 025-52122373
Website: Http://www.shiheng.com.cn
E-MAIL: sales@shiheng.com.cn
Company Details
Business Type:
Manufacturer,Distributor/Wholesaler,Agent,Importer
Year Established:
2009
Employee Number:
300~500
Ecer Certification：
Verified Supplier
Changsha Purple Horn E-Commerce Co., Ltd.. is a professional company focus on integrated circuit ic business. Purple Horn will also responsible with exporting and logistic business. there is professional factory Beijing Silk Road which focus on desigining and manufacture. Founded in 2009, Our compa... Changsha Purple Horn E-Commerce Co., Ltd.. is a professional company focus on integrated circuit ic business. Purple Horn will also responsible with exporting and logistic business. there is professional factory Beijing Silk Road which focus on desigining and manufacture. Founded in 2009, Our compa...
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