RS-05K2201FT
FH (Guangdong Fenghua Advanced Tech)
Needs validationlow risk
Strong pin-to-pin match with nearly identical resistance, and same package, power, tolerance, and technology.
Best Alternatives to 0805W8F2211T5E
Find substitutes for the 0805W8F2211T5E, a 2.21kΩ, 1%, 1/8W, 0805 thick film resistor. Alternatives include pin-compatible matches, high-precision upgrades, and cost-effective options with relaxed parameters.
AI replacement insight
Electrical riskmedium
Check tolerance, technology (Thick vs. Thin Film), and resistance value before substituting.
Package risklow
All suggested alternatives share the same 0805 package, ensuring form-fit compatibility.
Sourcing risklow
This is a common resistor value available from many manufacturers, reducing sourcing challenges.
Can it be replaced directly?
Yes, RS-05K2201FT is a strong candidate for a direct replacement, matching all key specifications with a negligible difference in resistance.
Best replacement path
For a direct drop-in, use a thick film 0805 resistor like RS-05K2201FT with 2.2kΩ resistance and 1% tolerance. For higher precision, consider a thin film part, but verify technology compatibility.
Main risk
The main risk is using a substitute with a wider tolerance (e.g., 5%) or a different resistance value, which could impact circuit performance.
Recommended alternatives
6Alternative comparison matrix
| Feature / factor | 0805W8F2211T5E | RS-05K2201FT | RT0805BRD072K2L | ARG05BTC2201 | Compatibility / risk |
|---|---|---|---|---|---|
| Resistance | 2.21kΩ | 2.2kΩ | 2.2kΩ | 2.2kΩ | 2.2kΩ — Negligible 0.45% difference from target.; RT0805BRD072K2L: Negligible 0.45% difference from target.; ARG05BTC2201: Negligible 0.45% difference from target.; RC0805JR-072K2L: Negligible 0.45% difference from target. |
| Tolerance | ±1.0% | ±1.0% | ±0.1% | ±0.1% | ±1.0% / ±0.1% / ±5.0% — Identical tolerance.; RT0805BRD072K2L: Tighter tolerance than target.; ARG05BTC2201: Tighter tolerance than target.; RC0805JR-072K2L: Wider tolerance is a downgrade. |
| Technology | Thick Film | Thick Film | Thin Film | Thin Film | Thick Film / Thin Film — Identical technology.; RT0805BRD072K2L: Target is Thick Film. May affect noise/pulse performance.; ARG05BTC2201: Target is Thick Film. FAE override of rule engine.; RC0805JR-072K2L: Identical technology. |
| Power | 0.125W | 0.125W | 0.125W | - | 0.125W — Identical power rating.; RT0805BRD072K2L: Data corrected to 1/8W from datasheet. |
| Package | 0805 | 0805 | 0805 | 0805 | 0805 — Identical package.; RT0805BRD072K2L: Same package size.; ARG05BTC2201: Same package size.; RC0805JR-072K2L: Identical package. |
Application & sourcing insights
Questions & answers
RS-05K2201FT by FH is a strong pin-compatible alternative, matching the package, technology, power, and tolerance, with a negligible 0.45% resistance difference.