| Resistance | 0Ω (50mΩ max) |
| Power Rating | — |
| Derate Above | 70°C → 0W at 155°C |
| Max Working Voltage | 75V |
| Max Overload Voltage | — |
| Rated Current | 1A |
| TCR | — |
| Insulation Resistance | — |
| Dielectric Withstanding | — |
| Operating Temp | −55°C to +155°C |
| Power Derating | 100% to 70°C, 0% at 155°C |
| Solder Compatibility | Sn96.5/Ag3.0/Cu0.5 |
| Solderability Test | 245±5°C, 2±0.5s |
| Mass | ∼0.005g |
| Pad Width (a) | 0.70–0.90mm |
| Overall Span (b) | 2.00–2.20mm |
| Pad Height (c) | 0.80–1.00mm |
| Solder Paste Thickness | 100–130 µm |
| Phase | Standard | Limit |
|---|---|---|
| Ramp Up | 3°C/s max | Same |
| Pre-heat | 150°C, 60–120s | Same |
| Reflow Zone | 190–220°C | 60–90s above 220°C |
| Peak Temperature | 255°C, ≤20s | 260°C max |
| Ramp Down | 6°C/s max | Same |
| Datasheet | Royalohm 0603WAJ Datasheet (PDF) → |
| Series | CQ03WAF |
| Manufacturer | Royalohm |
| Inventory Source | Adom Parts Inventory → |