Product Overview
The NTC Thermistor is a Negative Temperature Coefficient Resistor designed to decrease in resistance as ambient temperature increases. It is manufactured from 2 or 4 types of metal oxides (iron, nickel, cobalt, manganese, copper) that are shaped and sintered at high temperatures. This specific model, 206RV176 NTC 5D-5, features a nominal resistance of 5 and a chip diameter of 5mm.
Product Attributes
- Brand: Not specified
- Origin: Not specified
- Material (Wrapper): Phenolic aldehyde
- Material (Down-lead): Tinned Electron Wire
- Color (Coating): Black
- Certifications: Not specified
Technical Specifications
| Item | Specification Request | Test Conditions | Specification Request (Test) |
|---|---|---|---|
| Nominal Resistance (251) | 520% | ||
| Max Steady State Current (25) | 1A | ||
| Thermal Time Constant (approx.) | 17S | ||
| Thermal Dissipation Constant (approx.) | 15mW | ||
| Operation Range | -40~+200 | ||
| Approximate resistance value at maximum current () | 0.353 | ||
| Max Shock Capacity (uf/240V) | 150 | ||
| Zero Power Resistance | See Electrical Parameters | At 25, when the resistance change caused by internal heating is negligible compared to the total measurement error. | See Electrical Parameters |
| B Value | See Electrical Parameters | Calculated using zero power resistance values at 25 and 50. | See Electrical Parameters |
| Thermal Dissipation Constant | See Electrical Parameters | Ratio of change of dissipation power to corresponding change in temperature at specified temperature (unit: mw/). | See Electrical Parameters |
| Thermal Time Constant | See Electrical Parameters | Under zero power condition, time required for the thermistor's temperature to reach 63.2% of the difference between initial and final temperatures. | See Electrical Parameters |
| Leads Terminal Tensile Strength | No visible damage, Resistance change: within 20% | 1.0kg load applied to each lead terminal for 10 sec. | |
| Leads Terminal Bend Strength | No visible damage, Resistance change: within 20% | Fixed body, hang 0.5kg on one terminal, bend 90, return, bend 90 in opposite direction. | |
| Vibration | No substantial damage | Frequency: 10~50Hz, Amplitude: 1.55mm, Direction and time: X, Y, Z axes each 2 hours. | |
| Solderability | Coated termination: 98% | Solder bath temperature: 2355, Time: 3S. | |
| Resistance to Soldering Heat | Resistance change: within 10% | Dip lead wires in molten solder at 35010 to a depth of 4.00.8mm for 3.00.5 seconds. Leave at room ambient for 24 hours before testing. | |
| Dry Heat (High Temperature Storage) | Resistance change: 10% | 1252 for 1000+48 hours. Leave at room ambient for 1 to 2 hours before testing. | |
| Cold (Low Temperature Storage) | Resistance change: 10% | -403 for 1000+48 hours. Leave at room ambient for 1 to 2 hours before testing. | |
| Humidity Test | Resistance change: 10% | 402, 95% RH, 1000 HR. | |
| Temp Cycle Test | Resistance change: 20% | -40/30 25/5 +125/30 25/5. | |
| Operating Temperature | -40~+200 | Allowable temperature range while the thermistor works continuously for long time. | |
| Storage Conditions | -10~40, RH75% |
R-T Relationship Diagram
Refer to the R-T relationship diagram for detailed information.
2504211835_KNSCHA-206RV176_C48392653.pdf
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