25121WF300JT4E
UNI-ROYAL
Needs validationmedium risk
A 30Ω, 1W, ±1% resistor in a 2512 package. Key parameter TCR is missing and requires verification.
Best Alternatives to RC2512FK-0730RL
RC2512FK-0730RL is a general-purpose 30Ω, 1W, 1% thick film resistor in a 2512 package. Several alternatives are available, including near-identical parts and options with different resistance or tolerance values.
AI replacement insight
Electrical riskmedium
Tolerance, resistance, and TCR variations require engineering review.
Package risklow
All suggested candidates use the same 2512 package.
Can it be replaced directly?
Direct replacement for RC2512FK-0730RL should use only Datasheet verified or Strong match candidates; many approved options still require engineering review.
Best replacement path
The closest match is 25121WF300JT4E, which shares all key parameters but requires verification of its Temperature Coefficient (TCR).
Main risk
The main risks involve using a substitute with a wider tolerance (e.g., ±5%) or a different resistance value (e.g., 27Ω), which can impact circuit performance.
Recommended alternatives
3Alternative comparison matrix
| Feature / factor | RC2512FK-0730RL | 25121WF300JT4E | FRC2512J300 TS | RC2512FK-0727RL | Compatibility / risk |
|---|---|---|---|---|---|
| Package | 2512 | 2512 | 2512 | 2512 | 2512 — Same package size.; FRC2512J300 TS: Same package size.; RC2512FK-0727RL: Same package size. |
| Resistance | 30.0 Ω | 30.0 Ω | 30.0 Ω | 27.0 Ω | 30.0 Ω / 27.0 Ω — Identical resistance value.; FRC2512J300 TS: Identical resistance value.; RC2512FK-0727RL: 10% lower resistance value. |
| Tolerance | 1.0 % | 1.0 % | 5.0 % | 1.0 % | 1.0 % / 5.0 % — Identical precision.; FRC2512J300 TS: Wider tolerance may impact circuit precision.; RC2512FK-0727RL: Identical precision. |
| Power | 1.0 W | 1.0 W | 1.0 W | - | 1.0 W — Identical power rating.; FRC2512J300 TS: Identical power rating. |
| Tcr | ±100 ppm/°C | Not specified | - | ±100 ppm/°C | Not specified / ±100 ppm/°C — TCR is a key spec for precision resistors.; RC2512FK-0727RL: Identical TCR. |
Application & sourcing insights
Questions & answers
Verified drop-in options for RC2512FK-0730RL 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.