Changsha Purple Horn E-Commerce Co., Ltd.
| Resistance @ 25℃ | 10kΩ |
| Operating Temperature | -40℃~+105℃ |
| B Constant (25℃/50℃) | 3950K |
| B Constant Tolerance | ±1% |
| Description | 10kΩ 3950K ±1% NTC Thermistors RoHS |
| Mfr. Part # | NTWB1002FB39500144 |
| Model Number | NTWB1002FB39500144 |
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Product Specification
| Resistance @ 25℃ | 10kΩ | Operating Temperature | -40℃~+105℃ |
| B Constant (25℃/50℃) | 3950K | B Constant Tolerance | ±1% |
| Description | 10kΩ 3950K ±1% NTC Thermistors RoHS | Mfr. Part # | NTWB1002FB39500144 |
| Model Number | NTWB1002FB39500144 |
This product is a thermistor with a resistance of 10k at 25 and a B value of 3950K (25/50). It is designed for temperature sensing applications and offers precise resistance measurements across a wide operating temperature range. The product features robust construction with epoxy encapsulation and PVC insulated leads, ensuring reliability in various environments.
| Item | Symbol | Test Condition | Min | Normal | Max | Unit | Notes |
| Resistance at 25 | R25 | Ta=250.05, Pt0.1mw | 9.9 | 10 | 10.1 | k | |
| Resistance at 50 | R50 | Ta=500.05, Pt0.1mw | 3.5161 | 3.5882 | 3.6614 | k | |
| B Value (R25/50) | B | R R T T LN B 2 1 ) 2 1 1 1 ( T T | 3910.5 | 3950 | 3989.5 | k | |
| Dissipation Factor | Ta=250.5 (still air) | 5 | mw/ | ||||
| Time Constant | Ta=250.5 (still air) | 15 | sec | ||||
| Insulation Resistance | 500V/DC, 1min | 100 | M | ||||
| Withstand Voltage Test | 700V AC, I=0.5mA, 60s | ||||||
| Operating Temperature Range | -40 | +105 | |||||
| Response Sensitivity | 4.5 | 5 | 5.5 | S | |||
| Temperature Characteristics | See Appendix | ||||||
| Resistance Tolerance | See Appendix | K |
| Test Item | Condition | Requirement |
| Solderability | Immersed in 2355 tin liquid, 2-3 seconds. Tin surface on lead immersion part shall be uniform, smooth, and cover >95%. | |
| Resistance to Soldering Heat | Immersed in 2655 tin liquid, 6mm from body, 51 seconds. No visible damage, R25 R/R 2%. | |
| Lead Strength (Pull) | 5N, 10 seconds. No visible damage, R25 R/R 2%. | |
| Temperature Rapid Change | -55 (30min) 25 125 (30min) 25, 5 cycles. Recover 4 hours. No visible damage, R25 R/R 2%. | |
| High Temperature Test | 125, 16 hours. No visible damage, R25 R/R 2%. | |
| Cold Test | -55, 2 hours. No visible damage, R25 R/R 2%. | |
| Low Pressure Test | 400.1 Kpa, 4 hours. No visible damage, R25 R/R 2%. | |
| Steady State Damp Heat | 40, 93% RH, 50012 hours. No visible damage, R25 R/R 2%. Withstand Voltage 700V/AC 1min, Insulation Resistance 100 K. | |
| Alternating Damp Heat | 25~40, 90% RH, 50012 hours. R25 R/R 2%. Withstand Voltage 700V/AC 1min, Insulation Resistance 100 K. | |
| Upper Category Temperature, Lower Zero Power Durability | 100024 hours. No visible damage, R25 R/R 2%. | |
| Vibration Test | Frequency range: 10~500Hz, Amplitude: 0.75mm or 98m/S, 2 hours. No visible damage, R25 R/R 2%. | |
| Shock Test | Acceleration: 250m/S, Pulse duration: 6ms, 4000 shocks. No visible damage, R25 R/R 2%. |
| Condition | Specification |
| Stacking Height (Storage/Transport) | Max 4 boxes per stack. |
| Transportation | Any method allowed, avoid direct/indirect rain/snow and mechanical damage. |
| Storage Environment | Temperature: 10 to +40, Relative Humidity: 80%. Avoid acidic/alkaline substances, corrosive gases, or radiation sources. |
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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