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Specifications
Resistance @ 25℃:
47kΩ
Power(Watts):
100mW
Pitch:
0.25mm
Operating Temperature:
-40℃~+125℃
Tolerance:
±1%
Steady State Current (Max):
140uA
Thermal Time Constant:
3s
B Constant Tolerance:
±1%
B Constant (25℃/50℃):
4050K
Mfr. Part #:
HNTC0402-473F4050FB
Package:
0402
Key Attributes
Model Number:
HNTC0402-473F4050FB
Product Description
Product Overview
The HNTC0402 Series Chip NTC Thermistor is a leadless, SMD type component designed for high-density mounting. It offers a B constant tolerance of 1% and excellent solderability. With an operating temperature range of -40 to +125, it is RoHS compliant, Lead-Free, and Halogen Free. This thermistor is suitable for a wide range of applications including consumer electronics (mobile phones, wearable devices, TWS headphones), office automation (printers, facsimile machines), industrial power supplies, medical electronics, and IoT sensor nodes.
Product Attributes
- Brand: HJC
- Origin: Zhuhai Hongjiacheng Technology co., Ltd
- Certifications: RoHS compliant, Lead-Free, Halogen Free
Technical Specifications
| Parameter | Condition | Value | Unit |
| Rated Zero-Power Resistance | Ta=250.1 | 47 | K |
| B Constant (Material Constant) | 25/50 | 4050 | K |
| Permissible Operating Current | Ta=250.1 | 0.14 | mA |
| Thermal Dissipation Constant | Ta=250.1 | 1.0 | mW/ |
| Thermal Time Constant | Ta=250.1 | <3 | sec |
| Rated Electric Power | Ta=250.1 | 100 | mW |
| Operating Temperature Range | -40 to +125 |
Recommended Soldering Conditions
| Profile | Condition | Value | Unit |
| Pre-heat Temperature Min | 150 | ||
| Pre-heat Temperature Max | 170 | ||
| Pre-heat Time | ramp up rate 3/sec. Max | 9030 | secs. |
| Time above 240 Max | 20~40 | secs | |
| Peak Temperature | 260 | ||
| Peak Duration | 10 | secs. | |
| Ramp-down Rate Max | 6 | /sec. | |
| Time 25 to Peak Temp (TP) Max | 8 | min. |
Iron Soldering Recommendation
| Item | Conditions | Value | Unit |
| Temperature of Soldering Iron-tip | Max | 280 | |
| Soldering Time | Max | 3 | secs. |
| Times for iron soldering | Max | 1 | time |
Reliability Test Items
| Test Item | Standard Test Methods | Requirements |
| Terminal Strength | IEC 60068-2-21 | No removal or split of the termination or other defects shall occur. |
| Resistance to Flexure | IEC 60068-2-21 | No visible damage. |R25/R25| 5% |
| Dropping | IEC 60068-2-32 | No visible damage. |
| Solderability | IEC 60068-2-58 | No visible damage. Wetting shall exceed 95% coverage. |
| Resistance to Soldering Heat | IEC 60068-2-58 | No visible damage. |R25/R25| 5% |B/B| 2% |
| Temperature cycling | IEC 60068-2-14 | No visible damage |R25/R25| 3% |B/B| 2% |
| Resistance to dry heat | IEC 60068-2-2 | No visible damage. |R25/R25| 5% |B/B| 2% |
| Resistance to cold | IEC 60068-2-1 | No visible damage. |R25/R25| 5% |B/B| 2% |
| Resistance to damp heat | IEC 60068-2-78 | No visible damage. |R25/R25| 3% |B/B| 2% |
| Resistance to high temperature load | IEC 60539-1 5.25.4 | No visible damage. |R25/R25| 5% |B/B| 2% |
Physical Dimensions
| Part | Package | L (mm) | W (mm) | H (mm) | L1 (mm) |
| 0402 | 1.000.15 | 0.500.15 | 0.500.15 | 0.250.10 |
Ordering Information
| PACKAGE | Part Number | DELIVERY MODE | MPQ(PCS) |
| 0402 | HNTC0402-473F4050FB | 7''REEL | 10,000 |
2508041620_R-O-HNTC0402-473F4050FB_C49247685.pdf
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