FRC0603F1243TS
FOJAN
Needs validationlow risk
FOJAN FRC0603F1243TS matches the 124 kΩ 0603 1% 0.1 W profile.
Best Alternatives to 0603WAF1243T5E
0603WAF1243T5E is a 124 kΩ 1% 0603 thick-film chip resistor. The closest listed option is same-value, but review is still advised.
AI replacement insight
Electrical riskmedium
value shifts on relaxed parts
Package risklow
kept parts are 0603
Firmware risklow
passive resistor
Sourcing riskmedium
PDF checks pending
Can it be replaced directly?
FRC0603F1243TS is the closest catalog match, pending FAE and PDF review.
Best replacement path
Use the same-value 0603 1% candidate first, then review parametric values.
Main risk
Resistance changes can alter divider, bias, timing, or sensing accuracy.
Recommended alternatives
6Alternative comparison matrix
| Feature / factor | 0603WAF1243T5E | FRC0603F1243TS | RC0603FR-07120KL | FRC0603F1203TS | Compatibility / risk |
|---|---|---|---|---|---|
| Package | 0603 | 0603 | - | - | 0603 — same size |
| Pinout | 2 terminals | 2 terminals | - | - | 2 terminals — chip resistor |
| Resistance | 124 kΩ | 124 kΩ | - | - | 120 kΩ — -3.2% |
| Tolerance | ±1% | ±1% | - | - | ±1% — same |
| Power | 0.1 W | 0.1 W | - | - | 0.1 W — verify load |
| Tcr | ±100 ppm/°C | - | ±100 ppm/°C | - | ±100 ppm/°C — same |
| Temperature | -55 to 155°C | - | - | - | — |
Application & sourcing insights
Questions & answers
Verified drop-in options for 0603WAF1243T5E 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.