1. Flameproof UL94V0 molded package, resistant to heat, humidity & insulation
2. Special design for automatic surface mounting
3. Excellent mechanical strength & electrical stability
4. Reduces assembly costs

Power wire-wound surface mount resistors are high-power resistors packaged in a surface mount structure using a wire-wound process, suitable for high-power load applications.
These products possess excellent mechanical strength and electrical stability, enabling long-term stable operation in high-temperature, high-humidity, and harsh environments.
Encapsulated in UL94V0 flame-retardant material, they offer good heat resistance and insulation properties, effectively reducing electrical failures caused by environmental factors.
Their structure is suitable for automated surface mount production, helping to improve production efficiency and reduce assembly costs, and they are widely used in high-power circuit systems.
| Item | Parameter Description |
|---|---|
| Product Name | Power Wire-Wound Chip Resistor |
| Power Range | 2W ~ 5W |
| Resistance Range | 0.1Ω ~ 680Ω |
| Resistance Tolerance | ±1%, ±5%(Accuracy up to 0.5%) |
| Temperature Coefficient | ±200ppm/°C |
| Package Type | SMD Chip Package |
| Flame Retardant Rating | UL94V0 Certification |
| Materials | Metal Wire-Wound, Ceramic Substrate |

High Power Capability
Utilizing wire-wound technology, it can withstand high power loads and is suitable for high-power circuits and electrical equipment.
Excellent Environmental Resistance
Encapsulated in UL94V0 flame-retardant material, it possesses excellent properties such as heat resistance, moisture resistance, and corrosion resistance, enabling it to adapt to various extreme environments.
Excellent Mechanical Strength
The wire-wound design improves the resistor's vibration and shock resistance, ensuring stability.
Cost-Effective Assembly
This resistor is specifically designed for automated surface mount assembly, simplifying the production process and reducing manual assembly costs.
Power Wire-Wound Chip Resistors are widely used in: