Product Overview
This product is a series of NTC thermistors designed for various applications requiring precise temperature sensing and control. They offer a range of resistance values, tolerances, and operating temperature ranges, making them suitable for diverse industrial and electronic uses. Key features include reliable performance across a wide temperature spectrum and robust construction to withstand demanding environmental conditions.
Product Attributes
- Packaging Options: Bulk, Foldable Tape
Technical Specifications
Dimensions and Lead Types
| Series | Dimension DMAX (mm) | Dimension TMAX (mm) | Dimension d0.05 (mm) | Dimension P0.5 (mm) | Dimension Hmax (mm) | Dimension L (mm) | Lead Type |
|---|---|---|---|---|---|---|---|
| CN05** | 6.5 | 5.0 | 0.6 | 5.0 | 12.5 | Cutting leads Or long leads | >18mm |
| CN07** | 8.5 | 5.0 | 0.6 | 5.0 | 14.5 | Cutting leads Or long leads | >18mm |
| CN09** | 10.5 | 5.5 | 0.6/0.8 | 5.0/7.5 | 16.5 | Cutting leads Or long leads | >18mm |
| CN10** | 12.5 | 5.5 | 0.6/0.8 | 5.0/7.5 | 18.5 | Cutting leads Or long leads | >18mm |
| CN13** | 14.5 | 6.0 | 0.8 | 7.5 | 20.5 | Cutting leads Or long leads | >18mm |
| CN15** | 16.5 | 6.5 | 0.8/1.0 | 7.5 | 22.5 | Cutting leads Or long leads | >18mm |
| CN20** | 22.5 | 7.0 | 0.8/1.0 | 7.5/10.0 | 28.5 | Cutting leads Or long leads | >18mm |
Main Electrical Performance Parameters
| Series | R25() | Resistance Tolerance | Thermal Dissipation Coefficient (mW/C) | Thermal Time Constant (s) | Maximum Steady-State Current Imax(A) | Maximum Capacitance Cmax(F) | Material Constant B (K)10% | Operating Temperature T |
|---|---|---|---|---|---|---|---|---|
| CN0515M | 15.0 | 20% | ~6 | <22 | 0.6 | 47 | 3000 | -40~150 |
| CN0705M | 5.0 | 20% | ~10 | <30 | 2.0 | 100 | 2600 | -40~150 |
| CN0708M | 8.0 | 20% | ~10 | <30 | 1.0 | 100 | 2600 | -40~150 |
| CN0710M | 10.0 | 20% | ~10 | <30 | 1.0 | 100 | 2800 | -40~150 |
| CN0903M | 3.0 | 20% | ~11 | <38 | 4.0 | 220 | 2600 | -40~170 |
| CN0905M | 5.0 | 20% | ~11 | <38 | 3.0 | 220 | 2600 | -40~170 |
| CN0908M | 8.0 | 20% | ~11 | <38 | 2.0 | 220 | 2800 | -40~170 |
| CN0910M | 10.0 | 20% | ~11 | <38 | 2.0 | 220 | 2800 | -40~170 |
| CN1005M | 5.0 | 20% | ~13 | <50 | 4.0 | 330 | 2800 | -40~170 |
| CN1008M | 8.0 | 20% | ~13 | <50 | 3.0 | 330 | 2800 | -40~170 |
| CN1010M | 10.0 | 20% | ~13 | <50 | 3.0 | 330 | 2800 | -40~170 |
| CN1016M | 16.0 | 20% | ~13 | <50 | 2.0 | 330 | 2900 | -40~170 |
| CN1020M | 20.0 | 20% | ~13 | <50 | 2.0 | 330 | 3000 | -40~170 |
| CN134R7M | 4.7 | 20% | ~16 | <70 | 5.0 | 470 | 2800 | -40~170 |
| CN1305M | 5.0 | 20% | ~16 | <70 | 5.0 | 470 | 2800 | -40~170 |
| CN1308M | 8.0 | 20% | ~16 | <70 | 4.0 | 470 | 3000 | -40~170 |
| CN1310M | 10.0 | 20% | ~16 | <70 | 4.0 | 470 | 3000 | -40~170 |
| CN152R5M | 2.5 | 20% | ~20 | <85 | 7.0 | 680 | 2800 | -40~200 |
| CN1503M | 3.0 | 20% | ~20 | <85 | 7.0 | 680 | 2800 | -40~200 |
| CN153R3M | 3.3 | 20% | ~20 | <85 | 7.0 | 680 | 2900 | -40~200 |
| CN1505M | 5.0 | 20% | ~20 | <85 | 6.0 | 680 | 3000 | -40~200 |
| CN1510M | 10.0 | 20% | ~20 | <85 | 5.0 | 680 | 3200 | -40~200 |
| CN1515M | 15.0 | 20% | ~20 | <85 | 4.0 | 680 | 3200 | -40~200 |
| CN1520M | 20.0 | 20% | ~20 | <85 | 4.0 | 680 | 3200 | -40~200 |
| CN2005M | 5.0 | 20% | ~26 | <110 | 7.0 | 1000 | 3000 | -40~200 |
| CN2010M | 10.0 | 20% | ~26 | <110 | 6.0 | 1000 | 3200 | -40~200 |
Reliability Tests
| Item | Technical Requirement | Test Condition/Method |
|---|---|---|
| Solderability | Even tinning on wetted part, Tinning area 95% | After dipping the lead out end with flux, immerse it in a tin bath at 245 5 and a depth of 15mm, 6mm away from the lower end of the NTC body, for 3 0.5 seconds. (Refer to IEC68-2-20 /GB2423.28 Test Ta) |
| Resistance To Soldering Heat | No visible damage, R/RN 20% | Conduct test according to IEC68-2-20 (GB2423.28) test Tb. Dip lead out end with flux and immerse in a tin groove at 260 5 and 15mm depth, 6mm from the NTC body lower end, for 10 1 second. Recover at 25 1 for 4-5 hours, then retest rated zero power resistance RN'. |
| Strength of lead terminal | No visible damage, R/RN 20% | Conduct test according to IEC68-2-21 (GB2423.29) test U. Test Ua: 10N tensile force for 10 seconds; Test Ub: 90 bend, 10N tensile force for 10 seconds; 180 twist, 5N tensile force for 10 seconds. Recover at 25 1 for 4-5 hours, then retest rated zero power resistance RN'. |
| Temp. Cycling Testing | No visible damage, R/RN 20% | Store for 30 minutes each at -402 and 1502, cycle 5 times. Each cycle includes a 5-minute transition at 251. After cycling, recover at room temperature (251) for 4-5 hours before measuring zero power resistance RN'. |
| Electrical Cycling Testing | No visible damage, R/RN 20% | Environmental temperature: 251. Cycle count: 1000 times, on/off: 5s/55s, test current: 5.0A. After placing the sample at room temperature (251) for 4-5 hours, measure its zero power resistance RN'. |
| Load Life (Endurance) Testing | No visible damage, R/RN 20% | Environmental temperature: 251. Apply maximum working current of 5.0A for 100024 hours. After testing, place at room temperature (251) for 4-5 hours, then measure zero power resistance RN'. |
| Humidity Testing | No visible damage, R/RN 20% | Place in an environment of 402 and 933% RH for 20024 hours. After testing, place at room temperature (251) for 1-2 hours to measure zero power resistance RN'. |
| Insulation Withstand voltage | 700VDC, No breakdown or arcing during the test | Apply 700VDC between thermistor leads and a metal foil wrapped around the body for 60 seconds. |
Storage Conditions
- Temperature: -10+40
- Humidity: 70%RH
- Term: 6 months (First-in/First-out)
- Place: Avoid corrosive/oxidizing gases, flammable/explosive gases, oil, water, chemical solutions, and direct sunlight.
- Handling after seal open: Reseal promptly or store in a sealed container with a drying agent.
Parameter Definitions
| Item | Units | Definition |
|---|---|---|
| Zero power resistor R25 | DC resistance value measured at 251, where self-heating effects are negligible. | |
| Resistance tolerance | % | Maximum allowable deviation of actual resistance from nominal value. |
| Thermal dissipation coefficient | mW/C | Power required to raise thermistor temperature by 1C. |
| Thermal time constant | s | Time for thermistor temperature to change by 63.2% of initial-final difference under zero power conditions. |
| Maximum steady-state current Imax | A | Maximum continuous current at 25 ambient temperature. |
| Maximum impulse capacitance Cmax | F | Maximum allowable capacitance connected to thermistor under load. |
| Material Constant B | K | Material constant for negative temperature coefficient thermistors, calculated using B=T1T2/(T2-T1)ln (R1/R2). |
| Working temperature range | Continuous operating temperature range of the thermistor in zero power state. |
2510211530_TyoHM-CN1310MUS8CB5P0G_C49241852.pdf
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