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Specifications
Resistance @ 25℃:
5kΩ
Power(Watts):
100mW
Pitch:
1.7mm
Operating Temperature:
-55℃~+125℃
Tolerance:
±5%
B Constant (25℃/100℃):
-
Steady State Current (Max):
-
Diameter (φD):
2.5mm
Thermal Time Constant:
7s
B Constant (25℃/85℃):
-
B Constant (25℃/75℃):
-
B Constant (25℃/50℃):
3470K
B Constant Tolerance:
±1%
Mfr. Part #:
MF52A502J3470 (A1)
Package:
Through Hole,P=1.7mm
Key Attributes
Model Number:
MF52A502J3470 (A1)
Product Description
Product Overview
The MF52 Series is a temperature measurement NTC thermistor designed for precise temperature sensing and control applications. Featuring tinned leads and a black epoxy resin encapsulation, these thermistors offer reliable performance across a wide operating temperature range of -55 to 125. They are suitable for various industrial and electronic applications requiring accurate temperature monitoring.
Product Attributes
- Brand: Nanjing Shiheng Electronics Co.,Ltd.
- Product Series: MF52 Series
- Encapsulation: Black Epoxy Resin
- Lead Material: Tinned Lead (Copper-weld steel wire)
- Certifications: ISO9001:2015, IATF16949:2016, ISO14001:2015, RoHS 2.0, CQC (CQC07001019009), Jiangsu Province High-tech Product, UL (E240991), TUV (R50245892)
Technical Specifications
| Item | Symbol | Test Conditions | Unit | Requirement |
|---|---|---|---|---|
| Zero Power Resistance at 25 | R25 | Ta=250.01, Test Power0.1mW | K | 5K5% |
| B-value (B25/50) | B | Ta=250.01, Tb=500.01 | K | 34701% |
| Thermal Dissipation Coefficient | In still air | mW/ | Approx. 2 | |
| Thermal Time Constant | In still air | sec | Approx. 7 | |
| Insulation Resistance | / | 100V/DC, 1min | M | 100 |
| Operating Temperature Range | / | / | -55125 | |
| Maximum Rated Power | Pmax | / | mW | 100 |
| Resistance & B-value Tolerance | / | / | / | See Attached Table II |
| Product Model | MF52A 502J3470(A1) | / | / | / |
| Dimensions (mm) | DMax, L1Max, LMin, d0.05, F0.5 | / | mm | 2.5, 4.0, 25, 0.3, 1.7 |
| Lead Wire Specification | / | / | / | 0.3 tinned copper-weld steel wire |
| Environmental Requirement | / | / | / | RoHS |
| Terminal Strength | / | Pull strength: 51 N, Time: 101 sec | / | No obvious damage, |R25/R25|2% |
| Solderability | / | Temperature: 2455, Time: 2-3 sec | / | Coverage area 95% |
| Withstand Soldering Temp | / | Tin pot temp: 2605, Insert depth from body: 6mm, Time: 51 sec | / | |R25/R25|2% |
| Steady Humidity and Heat | / | Temp: 402, Humidity: 932%, Time: 500 hrs | / | |R25/R25|2% |
| Rapid Changes in Temperature | / | -55 30min 25 5min 125 30min 25 5min, 5 cycles | / | |R25/R25|2% |
| High Temperature Storage | / | Temp: 1255, Time: 1000 hrs | / | |R25/R25|2% |
| Low Temperature Storage | / | Temp: -55, Time: 1000 hrs | / | |R25/R25|2% |
| Packing Type | / | / | / | Bulk Type |
| Packing Specification | / | Self sealing bag (WH11mm12mm) | PCS | 500 |
| Storage Temperature | / | / | -1040 | |
| Storage Humidity | / | / | % RH | 75% |
| Storage Period | / | / | Year | 1 |
Resistance-Temperature Table (Partial)
| Temperature () | Resistance (K) Min | Resistance (K) Center | Resistance (K) Max | R (%) -R | T () -T |
|---|---|---|---|---|---|
| -55 | 264.626 | 291.02 | 317.413 | 9.069 | 1.306 |
| -54 | 250.022 | 274.784 | 299.547 | 9.011 | 1.306 |
| -53 | 235.549 | 258.707 | 281.864 | 8.951 | 1.306 |
| -52 | 221.448 | 243.052 | 264.656 | 8.888 | 1.307 |
| -51 | 207.882 | 228.003 | 248.123 | 8.824 | 1.308 |
| -50 | 194.956 | 213.673 | 232.389 | 8.759 | 1.309 |
| 25 | 4.75 | 5 | 5.25 | 5 | 1.105 |
| 125 | 0.197 | 0.215 | 0.232 | 8.149 | 3.458 |
2511101924_Nanjing-Shiheng-Elec-MF52A502J3470--A1_C123371.pdf
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