FRC0805F1243TS
FOJAN
Needs validationlow risk
A pin-compatible 124kΩ 1% 0.125W resistor in an 0805 package. Review power dissipation for your application.
Best Alternatives to 0805W8F1243T5E
Find substitutes for the UNI-ROYAL 0805W8F1243T5E, a 124kΩ 1% 1/8W 0805 chip resistor. Review pin-compatible and parametric alternatives from other manufacturers.
AI replacement insight
Electrical risklow
Low for pin-compatible matches; medium for parametric alternatives, requiring validation.
Package risklow
All suggested candidates use the same 0805 package.
Sourcing risklow
This is a common resistor type with many available alternatives.
Can it be replaced directly?
Direct replacement for 0805W8F1243T5E should use only Datasheet verified or Strong match candidates; many approved options still require engineering review.
Best replacement path
Start with Datasheet verified or Strong match candidates for 0805W8F1243T5E, then review parametric alternatives for package and electrical fit.
Main risk
The main risk is substituting with a part of a different resistance value, which can alter circuit behavior. This requires engineering validation.
Recommended alternatives
6Alternative comparison matrix
| Feature / factor | 0805W8F1243T5E | FRC0805F1243TS | FRC0805F1213TS | FRC0805F1303TS | Compatibility / risk |
|---|---|---|---|---|---|
| Resistance | 124 kΩ | 124 kΩ | 121 kΩ | 130 kΩ | 124 kΩ / 121 kΩ / 130 kΩ / 133 kΩ — Exact match.; FRC0805F1213TS: Resistance is 2.4% lower. Requires circuit validation.; FRC0805F1303TS: Resistance is 4.8% higher. Requires circuit validation.; FRC0805F1333TS: Resistance is 7.2% higher. Requires circuit validation. |
| Tolerance | ±1% | ±1% | ±1% | ±1% | ±1% — Exact match.; FRC0805F1213TS: Exact match.; FRC0805F1303TS: Exact match.; FRC0805F1333TS: Exact match. |
| Power | 0.125 W | 0.125 W | 0.125 W | 0.125 W | 0.125 W — Identical power rating. Verify application does not require higher derating.; FRC0805F1213TS: Identical power rating. Catalog data was inconsistent (1W vs 0.125W), confirmed 0.125W from part number.; FRC0805F1303TS: Identical power rating.; FRC0805F1333TS: Identical power rating. |
| Package | 0805 | 0805 | 0805 | 0805 | 0805 — Same EIA package size.; FRC0805F1213TS: Same EIA package size.; FRC0805F1303TS: Same EIA package size.; FRC0805F1333TS: Same EIA package size. |
| Tcr | Not specified | ±100 ppm/°C | - | - | ±100 ppm/°C — Candidate TCR is specified, target is not but likely similar. |
Application & sourcing insights
Questions & answers
Verified drop-in options for 0805W8F1243T5E 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.