The SMW 1WL Power Wire Wound Chip Resistor is designed for automotive electronics, industrial control systems and power conversion equipment that require dependable performance and SMT compatibility. Manufactured with a UL94V0 flameproof molded package and qualified to AEC-Q200, this resistor provides reliable operation under demanding working environments while supporting efficient automated assembly.
Featuring a ±5% resistance tolerance, the resistor is suitable for applications where stable power handling, mechanical durability and long-term electrical reliability are important. Its compact surface-mount design also helps manufacturers improve production efficiency and reduce assembly costs.
| Item | Specification |
|---|---|
| Product Type | Power Wire Wound Chip Resistor |
| Rated Power | 1WL |
| Resistance Tolerance | ±5% (J) |
| Resistance Range | 0.1Ω–200Ω |
| Temperature Coefficient | ±200ppm/℃ |
| Operating Temperature | -55℃ to +150℃ |
| Maximum Surface Temperature | 200℃ Max. |
| Dielectric Withstanding Voltage | AC 500V / 1 Minute |
| Insulation Resistance | 10,000MΩ (DC500V) |
| Package | UL94V0 Flameproof Molded Package |
| Qualification | AEC-Q200 Qualified |

Suitable for automotive ECUs, body control modules (BCM), battery management systems (BMS), lighting controllers and other electronic assemblies requiring AEC-Q200 qualified components.
Widely used in PLC control boards, motor drive modules, automation controllers and industrial electronic equipment where stable resistance performance and SMT assembly are required.
Applicable to switching power supplies, DC/DC converters and power management circuits that require reliable current limiting and power dissipation.
Designed for automatic surface mounting to improve production consistency, simplify assembly processes and support high-volume manufacturing.