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Specifications
Resistance @ 25℃:
100kΩ
Power(Watts):
110mW
Operating Temperature:
-40℃~+150℃
Tolerance:
±1%
B Constant (25℃/100℃):
-
Steady State Current (Max):
-
Thermal Time Constant:
1.5s
B Constant (25℃/85℃):
4310K
B Constant (25℃/75℃):
-
B Constant (25℃/50℃):
4310K
B Constant Tolerance:
±1%
Mfr. Part #:
TCTR0402F100KF4310T
Package:
0402
Key Attributes
Model Number:
TCTR0402F100KF4310T
Product Description
NTC Chip Thermistor - TCTR Series
The TCTR series NTC chip thermistors, manufactured using the 3rd generation thick-film sintering process, offer high reliability and precise temperature detection. Designed for automotive-grade applications meeting AEC-Q200 requirements, these thermistors are suitable for demanding environments. They feature an insulating glass protective layer, high-purity alumina substrate, and a special electrode structure to withstand mechanical stress from soldering and board bending. Applications include automotive electronics, medical devices, industrial control equipment, and smart home appliances.
Product Attributes
- Brand: (CBEureka)
- Origin: Shenzhen, China
- Certifications: AEC-Q200, some models meet UL 2450
Technical Specifications
| Series | Size | Resistance Range (25C) | B Value Range (25C/85C) | Resistance Tolerance | B Value Tolerance | Operating Temperature Range | Max. Operating Power | Dissipation Factor () | Thermal Time Constant () |
| TCTR0805 | 0805 | 1K ~ 1M60 | 3000K ~ 4800K | 1% ~ 10% | 1% ~ 5% | -40C ~ +125C | 120mW | ~1.2mW/C | ~2.0 sec |
| TCTR0603 | 0603 | 1K ~ 1M60 | 3000K ~ 4800K | 1% ~ 10% | 1% ~ 5% | -40C ~ +125C | 110mW | ~1.1mW/C | ~1.5 sec |
| TCTR0402 | 0402 | 1K ~ 1M60 | 3000K ~ 4800K | 1% ~ 10% | 1% ~ 5% | -40C ~ +125C | 110mW | ~1.1mW/C | ~1.5 sec |
Resistance Temperature Characteristics Table (Example: 10K, B:3200K)
| Temperature (C) | Resistance () |
| -40 | 217,300.0 |
| -35 | 162,800.0 |
| -30 | 123,300.0 |
| -25 | 94,240.0 |
| -20 | 72,720.0 |
| -15 | 56,620.0 |
| -10 | 44,450.0 |
| -5 | 35,170.0 |
| 0 | 28,040.0 |
| 5 | 22,520.0 |
| 10 | 18,210.0 |
| 15 | 14,820.0 |
| 20 | 12,140.0 |
| 25 | 10,000.0 |
| 30 | 8,286.0 |
| 35 | 6,903.0 |
| 40 | 5,782.0 |
| 45 | 4,867.0 |
| 50 | 4,116.0 |
| 55 | 3,498.0 |
| 60 | 2,986.0 |
| 65 | 2,560.0 |
| 70 | 2,203.0 |
| 75 | 1,904.0 |
| 80 | 1,652.0 |
| 85 | 1,439.0 |
| 90 | 1,258.0 |
| 95 | 1,103.0 |
| 100 | 971.3 |
| 105 | 857.7 |
| 110 | 759.8 |
| 115 | 675.3 |
| 120 | 601.9 |
| 125 | 538.1 |
Dimensions
| Series | L | W | T | a | b | c |
| TCTR0805 | 2.000.20 | 1.250.20 | 0.550.10 | 0.400.20 | 1.600.15 | 0.800.15 |
| TCTR0603 | 1.600.15 | 0.800.15 | 0.500.10 | 0.300.20 | 1.000.05 | 0.500.05 |
| TCTR0402 | 1.000.05 | 0.500.05 | 0.350.05 | 0.25+0.05/-0.10 | 0.500.05 | 0.350.05 |
Performance Indicators
| Test Item | Test Method | Standard | Requirement |
| High Temperature Storage | IEC 60068-2-2 | +125C, 1000 hours | R4% |
| High Temp & Humidity | IEC 60068-2-30 | +85C, 85%RH, 1000 hours | R4% |
| Vibration | IEC 60068-2-6 | 10-500Hz, 1.5mm peak-to-peak | R4% |
| Solder Heat Resistance | IEC 60068-2-21 | +260C, 10 sec | R4% |
| Solderability | MIL-STD-202G Method 208 | Min. 95% coverage | R4% |
| Temperature Cycling | IEC 60068-2-14 | -55C to +125C, 1000 cycles | R4% |
| Board Flex Test | IEC 60068-2-21 | 3mm | R4% |
| Low Temperature Storage | IEC 60068-2-1 | -55C, 1000 hours | R4% |
2504101957_RESI-TCTR0402F100KF4310T_C525367.pdf
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