25121WF680KT4E
UNI-ROYAL
Needs validationlow risk
Pin-compatible 2512 resistor from the same manufacturer with slightly lower resistance (6.8Ω). Requires engineering review.
Best Alternatives to 25121WF750KT4E
Find and compare pin-compatible alternatives for the 25121WF750KT4E, a 7.5Ω 1W 1% 2512 chip resistor. This guide provides reviewed substitutes and highlights key parametric differences to ensure a successful replacement.
AI replacement insight
Electrical risklow
Resistance differs by ~9%. Power rating has no safety margin. Verify circuit impact.
Package risklow
Candidates share the same 2512 package and are physically compatible.
Can it be replaced directly?
Direct replacement for 25121WF750KT4E 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 25121WF750KT4E, then review parametric alternatives for package and electrical fit.
Main risk
The primary risk is the slight deviation in resistance (approx. ±9%), which could impact the performance of sensitive analog circuits.
Recommended alternatives
3Alternative comparison matrix
| Feature / factor | 25121WF750KT4E | 25121WF680KT4E | 25121WF820KT4E | FRC2512F6R80TS | Compatibility / risk |
|---|---|---|---|---|---|
| Package | 2512 | 2512 | 2512 | 2512 (6432 metric) | 2512 / 2512 (6432 metric) — Package size matches.; 25121WF820KT4E: Package size matches.; FRC2512F6R80TS: Package size matches. |
| Resistance | 7.5 Ω | 6.8 Ω | 8.2 Ω | 6.8 Ω | 6.8 Ω / 8.2 Ω — Resistance is 9.3% lower, within ±10% band.; 25121WF820KT4E: Resistance is 9.3% higher, within ±10% band.; FRC2512F6R80TS: Resistance is 9.3% lower, within ±10% band. |
| Power | 1.0 W | 1.0 W | 1.0 W | 1.0 W | 1.0 W — Power rating matches but lacks recommended 1.5x safety margin.; 25121WF820KT4E: Power rating matches but lacks recommended 1.5x safety margin.; FRC2512F6R80TS: Power rating matches but lacks recommended 1.5x safety margin. |
| Tolerance | ±1% | ±1% | ±1% | ±1% | ±1% — Tolerance matches.; 25121WF820KT4E: Tolerance matches.; FRC2512F6R80TS: Tolerance matches. |
| Technology | Thick Film | - | - | Thick Film | Thick Film — Technology matches. |
Application & sourcing insights
Questions & answers
Verified drop-in options for 25121WF750KT4E 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.