0603WAF6490T5E
UNI-ROYAL
Needs validationlow risk
A pin-compatible 0603 resistor with identical key electrical parameters from UNI-ROYAL.
Best Alternatives to FRC0603F6490TS
Find and compare alternatives for the FOJAN FRC0603F6490TS, a 649Ω 1% 0.1W 0603 thick film resistor. This page provides analysis of pin-compatible and parametric substitutes to aid in sourcing and design.
AI replacement insight
Electrical riskmedium
Using a part with a different resistance value can affect circuit timing, biasing, or gain. Must be validated.
Package risklow
All presented candidates use the same 0603 package, minimizing physical layout risks.
Sourcing risklow
The 649Ω value is less common than standard E96 values, potentially affecting availability. Alternatives may be easier to source.
Can it be replaced directly?
Direct replacement for FRC0603F6490TS 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 FRC0603F6490TS, then review parametric alternatives for package and electrical fit.
Main risk
The main risk when substituting this resistor is a mismatch in the resistance value, as 649Ω is a non-standard E-series value. Using a standard value like 620Ω or 680Ω will alter circuit behavior.
Recommended alternatives
4Alternative comparison matrix
| Feature / factor | FRC0603F6490TS | 0603WAF6490T5E | AC0603FR-07680RL | FRC0603F6200TS | Compatibility / risk |
|---|---|---|---|---|---|
| Resistance | 649 Ω | 649 Ω | 680 Ω | 620 Ω | 649 Ω / 680 Ω / 620 Ω / 604 Ω — Exact match.; AC0603FR-07680RL: Resistance is ~4.8% higher. Requires circuit analysis.; FRC0603F6200TS: Resistance is ~4.5% lower. Requires circuit analysis.; RC0603FR-07604RL: Resistance is ~7% lower. Requires circuit analysis. |
| Tolerance | ±1% | ±1% | ±1% | ±1% | ±1% — Exact match.; AC0603FR-07680RL: Exact match.; FRC0603F6200TS: Exact match.; RC0603FR-07604RL: Exact match. |
| Power | 0.1 W | 0.1 W | 0.1 W | 0.1 W | 0.1 W — Exact match.; AC0603FR-07680RL: Exact match.; FRC0603F6200TS: Exact match.; RC0603FR-07604RL: Exact match. |
| Package | 0603 | 0603 | - | 0603 | 0603 — Same 0603 package.; FRC0603F6200TS: Same 0603 package.; RC0603FR-07604RL: Same 0603 package. |
| Tcr | ±100 ppm/°C | ±100 ppm/°C | - | - | ±100 ppm/°C — Exact match. |
| Application | Commercial | - | AEC-Q200 | - | AEC-Q200 — Candidate is automotive grade, an upgrade. |
Application & sourcing insights
Questions & answers
Verified drop-in options for FRC0603F6490TS 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.