Product Details
Place of Origin: China
Brand Name: TYOHM
Model Number: SMW
Document: SMW Power Wire Wound Chip R...v1.pdf
Payment & Shipping Terms
Minimum Order Quantity: 1K
Price: Please contact us for details
Packaging Details: T/B
Delivery Time: 7-10 work days
Payment Terms: T/T
Supply Ability: Depending on the specific circumstances, it generally takes 5-7 work days to complete
Power Rating Load: |
Rated Voltage For 30 Minutes ( Surface Temp. 275°C Max ) |
Short Time Overload: |
5 Times Of Rated Wattage For 5 Seconds ( ±2% ) |
Dielectric Withstanding Voltage: |
AC 500V For 1 Minutes ( No Evidence Of Mechanical Damage Or Insulation Breakdown ) |
Insulation Resistance: |
10,000MΩ ( DC 500V Megger ) |
Temp. Cycle: |
-55°C( 30 Min.)→ Room Temp.( 3 Min.)→+200°C( 30 Min.) →Room Temp.( 3 Min.) / ( 5 Cycles) ( ΔR/R≤±1% ) |
Load Life: |
Rated Power Load 90 Minutes ON 30 Minutes OFF 70°C 1000 Hours ( ΔR/R≤±2% ) |
Power Rating Load: |
Rated Voltage For 30 Minutes ( Surface Temp. 275°C Max ) |
Short Time Overload: |
5 Times Of Rated Wattage For 5 Seconds ( ±2% ) |
Dielectric Withstanding Voltage: |
AC 500V For 1 Minutes ( No Evidence Of Mechanical Damage Or Insulation Breakdown ) |
Insulation Resistance: |
10,000MΩ ( DC 500V Megger ) |
Temp. Cycle: |
-55°C( 30 Min.)→ Room Temp.( 3 Min.)→+200°C( 30 Min.) →Room Temp.( 3 Min.) / ( 5 Cycles) ( ΔR/R≤±1% ) |
Load Life: |
Rated Power Load 90 Minutes ON 30 Minutes OFF 70°C 1000 Hours ( ΔR/R≤±2% ) |
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 chip resistors are suitable for high-power load applications, employing a wire-wound process and encapsulated within a chip structure.
These resistors exhibit excellent mechanical strength and electrical stability, enabling long-term stable operation in high-temperature, high-humidity, and harsh environments.
The package uses UL94V0 flame-retardant material, providing not only excellent heat resistance and insulation but also effectively preventing electrical failures caused by environmental factors.
Designed for automated surface mount technology, they significantly improve production efficiency and reduce assembly costs, and are widely used in circuit systems requiring high power handling.
| Item | Parameter Description |
|---|---|
| Product Name | Power Wire-Wound Chip Resistor |
| Power Range | 2W ～ 5W |
| Resistance Range | 0.1Ω ～ 680Ω |
| Resistance Tolerance | ±1%, ±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:
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