RS-03K9100FT
FH (Guangdong Fenghua Advanced Tech)
Needs validationlow risk
A direct pin-to-pin replacement with matching package, resistance, tolerance, power, and technology.
Best Alternatives to WR06X9100FTL
Find pin-compatible and parametric alternatives for the WR06X9100FTL 910Ω 1% 0603 resistor. Review direct replacements and common value options like 1kΩ.
AI replacement insight
Electrical riskmedium
Using parts with different resistance or technology (Thin Film) requires circuit analysis.
Package risklow
All reviewed candidates use the same 0603 package.
Sourcing risklow
910Ω is a standard value, but 1kΩ is more common, potentially improving availability.
Can it be replaced directly?
Yes, RS-03K9100FT is a direct pin-to-pin replacement for WR06X9100FTL, matching package, resistance, tolerance, power, and technology.
Best replacement path
The best direct replacement is RS-03K9100FT from FH, which matches all key specifications. For design flexibility, consider common 1kΩ resistors like WR06X1001FTL.
Main risk
The main risk is using a parametric alternative with a different resistance value (e.g., 1kΩ) without verifying circuit tolerance.
Recommended alternatives
4Alternative comparison matrix
| Feature / factor | WR06X9100FTL | RS-03K9100FT | RT0603BRD07910RL | FRC0603F8660TS | Compatibility / risk |
|---|---|---|---|---|---|
| Package | 0603 (1608 Metric) | 0603 | 0603 | 0603 | 0603 / 0603 (1608 metric) — Identical package.; RT0603BRD07910RL: Matches form factor.; FRC0603F8660TS: Identical package.; WR06X1001FTL: Identical package. |
| Resistance | 910.0 Ohm | 910.0 Ohm | 910.0 Ohm | 866.0 Ohm | 910.0 Ohm / 866.0 Ohm / 1000.0 Ohm — Identical resistance.; RT0603BRD07910RL: Identical resistance value.; FRC0603F8660TS: Resistance is ~5% lower. Verify circuit tolerance.; WR06X1001FTL: Resistance is ~10% higher. Verify circuit tolerance. |
| Tolerance | 1.0% | 1.0% | 0.1% | - | 1.0% / 0.1% — Identical tolerance.; RT0603BRD07910RL: Tighter tolerance is a safe upgrade.; WR06X1001FTL: Identical tolerance. |
| Power | 0.1 W | 0.1 W | 0.1 W | - | 0.1 W — Identical power rating.; RT0603BRD07910RL: Matches power rating. |
| Technology | Thick Film | Thick Film | Thin Film | Thick Film | Thick Film / Thin Film — Identical technology.; RT0603BRD07910RL: Different technology may affect noise/pulse performance.; FRC0603F8660TS: Identical technology.; WR06X1001FTL: Identical technology. |
| Tcr | ≤ ±100 ppm/°C | - | 25 ppm/°C | - | 25 ppm/°C — Improved temperature stability. |
Application & sourcing insights
Questions & answers
RS-03K9100FT by FH is the best direct alternative, matching all key electrical and physical parameters. For applications tolerant of a ~10% resistance change, WR06X1001FTL (1kΩ) is a widely available option.