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Specifications
Type:
Fuse Resistor
Resistance:
47Ω
Power(Watts):
1W
Temperature Coefficient:
±250ppm/℃
Operating Temperature:
-25℃~+155℃
Mfr. Part #:
RXF-1WS-47R-60mm-B-4-18
Package:
Through Hole,D3.5xL9mm
Key Attributes
Model Number:
RXF-1WS-47R-60mm-B-4-18
Product Description
Product Overview
The Changzhou Langjie Electronics Co., Ltd. Wirewound Fuse Resistor (RXF series) is designed for applications in home appliances, computers, information technology, and lighting. These resistors offer reliable performance and meet RoHS specifications.
Product Attributes
- Brand: Changzhou Langjie Electronics Co., Ltd.
- Product Type: Wirewound Fuse Resistor
- Series: RXF
- Certifications: RoHS compliant
- Material (Body): Japanese and German ceramic rod
- Material (Terminals): Tinned CP wire for electrical use
- Coating: Gray flame-retardant insulating coating (800 resistance), firm and not peeling
- Marking: 5 distinct color bands (resistance value, tolerance, identification)
Technical Specifications
| Type | Rated Power (W) | Resistance Range () | Tolerance | Max Operating Voltage (V) | Max Overload Voltage (V) | Dielectric Strength (V) | Temperature Coefficient (PPM/) | Fuse Time (s) at 16x Rated Power |
| RXF1/4W (0.5WS) | 0.25 | 0.1-150 | 2% (G), 5% (J), 10% (K) | 250 | 400 | 300 | 250 | 16 (for <2), 60 (for 2-10), 60 (for >10) |
| RXF1/2W (1WS) | 0.5 | 0.1-510 | 2% (G), 5% (J), 10% (K) | 250 | 500 | 350 | 250 | 16 (for <2), 60 (for 2-10), 30 (for >10) |
| RXF1W (2WS) | 1 | 0.1-510 | 2% (G), 5% (J), 10% (K) | 300 | 500 | 400 | 250 | 16 (for <2), 60 (for 2-10), 15 (for >10) |
| RXF2W (3WS) | 2 | 0.1-510 | 2% (G), 5% (J), 10% (K) | 350 | 600 | 500 | 250 | 16 (for <2), 60 (for 2-10), 15 (for >10) |
| Type | Body Diameter (D0.5 mm) | Body Length (L0.5 mm) | Lead Diameter (d0.05 mm) | Operating Temperature Range () | Tensile Strength (kg) | Torsional Strength | Insulation Resistance (M) |
| RXF0.25W (0.5WS) | 3 | 6.4 | 0.4 | -25 to 155 | 1.5 for 10s | No breakage/loosening | 10000 |
| RXF0.5W (1WS) | 5 | 9 | 0.5 | -25 to 155 | 1.5 for 10s | No breakage/loosening | 10000 |
| RXF1W (2WS) | 5 | 11 | 0.5 | -25 to 155 | 1.5 for 10s | No breakage/loosening | 10000 |
| Characteristic | Condition | Requirement |
| Short-time Overload | 2.5x Rated Voltage for 5s | No abnormality; Resistance change 1% after 30 min cooling |
| Withstand Voltage | 350V AC for 1 min / Max Overload Voltage for 1 min | No abnormality or burn; Resistance change 0.5% |
| Damp Life Test | 402, 90-95% RH, 1.5h ON / 0.5h OFF for 500h | Resistance change 5%; No significant visual change |
| Load Life Test | 70, 1.5h ON / 0.5h OFF for 1000h | Resistance change 5% after 1h cooling |
| Solderability | Lead dipped in 2355 tin bath for 2s (from 3.2mm) | Solder covers >95% of terminal area |
| Solder Heat Resistance | Lead dipped in 2705 tin bath for 101s (or 35010 for 3.50.5s) | Resistance change 1% after 1h cooling |
| Non-flammability | 8x Rated current for 5min | No open flame |
2401081414_LangJie-RXF-1WS-47R-60mm-B-4-18_C19189260.pdf
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