
FOJAN
Strong pin-to-pin alternative with matching package, resistance, tolerance, power, and TCR.
Finding a substitute for the RS-05K47R0FT involves matching its 47Ω resistance, 0805 package, and ±1% tolerance. Several direct and parametric alternatives exist from various manufacturers.
Using a 5% tolerance part instead of 1% can impact circuit accuracy and performance.
Multiple 0805 package alternatives are available, ensuring physical compatibility.
Switching from thick to thin film technology can affect pulse handling and high-frequency behavior.
Direct replacement for RS-05K47R0FT should use only Datasheet verified or Strong match candidates; many approved options still require engineering review.
For a direct replacement, use FRC0805F47R0TS which matches all key specs. For a precision upgrade, consider a thin film part like PTFR0805B47R0N9.
The primary risk is substituting with a part that has a wider tolerance (e.g., 5%) or a different technology (thin film vs. thick film) without design review.

FOJAN
Strong pin-to-pin alternative with matching package, resistance, tolerance, power, and TCR.
| Feature / factor | RS-05K47R0FT | FRC0805F47R0TS | PTFR0805B47R0N9 | RS-05K470JT | Compatibility / risk |
|---|---|---|---|---|---|
| Package | 0805 | 0805 | 0805 | 0805 | 0805 — Package size matches.; PTFR0805B47R0N9: Package size matches.; RS-05K470JT: Package size matches.; RC0805JR-0747RL: Package size matches. |
| Resistance | 47.0 Ω | 47.0 Ω | - | 47.0 Ω | 47.0 Ω — Resistance value matches.; RS-05K470JT: Resistance value matches. |
| Tolerance | 1.0 % | 1.0 % | 0.1 % | 5.0 % | 1.0 % / 0.1 % / 5.0 % — Resistance tolerance matches.; PTFR0805B47R0N9: Tighter tolerance is an upgrade.; RS-05K470JT: Wider tolerance is a downgrade; requires circuit analysis.; RC0805JR-0747RL: Wider tolerance is a downgrade; requires circuit analysis. |
| Power | 0.125 W | 0.125 W | 0.13 W | 0.125 W | 0.125 W / 0.13 W — Power rating matches.; PTFR0805B47R0N9: Slightly higher power rating.; RS-05K470JT: Power rating matches. |
| Tcr | ±100ppm/℃ | ±100 ppm/°C | ±10ppm/°C | - | ±100 ppm/°C / ±10ppm/°C / missing — Temperature coefficient matches.; PTFR0805B47R0N9: Lower TCR provides better temperature stability.; RC0805JR-0747RL: TCR not in primary spec, but likely ±100ppm/°C for this series. |
| Technology | Thick Film | - | Thin Film | - | Thin Film / Thick Film — Candidate is Thin Film, offering higher precision but different pulse handling.; RC0805JR-0747RL: Technology matches. |
Verified drop-in options for RS-05K47R0FT are limited in the current batch. Review candidates marked Strong match or Datasheet verified, and validate package, pinout, and electrical limits before committing a BOM change.