RS-03K5603FT
FH (Guangdong Fenghua Advanced Tech)
Needs validationmedium risk
A parametric alternative in the same 0603 package with 560kΩ resistance. Requires design review.
Best Alternatives to RS-03K5763FT
Finding a substitute for the RS-03K5763FT 576kΩ 1% 0603 resistor involves finding parametrically similar parts. Alternatives typically have slightly different standard resistance values that require circuit analysis before implementation.
AI replacement insight
Electrical riskmedium
Resistance value differs, which may alter circuit behavior. Power rating has no safety margin.
Package risklow
All suggested alternatives share the same 0603 package and footprint.
Sourcing risklow
Multiple vendors offer similar parts in the E96 series, providing sourcing flexibility.
Can it be replaced directly?
No direct, drop-in replacement with the exact 576kΩ resistance was found. All suitable alternatives are parametric matches with different resistance values that require engineering review.
Best replacement path
Use a nearby standard E96 resistance value like 560kΩ or 549kΩ and verify circuit performance through simulation or testing.
Main risk
The primary risk is the shift in resistance, as no exact match was found. This can impact the performance of precision analog circuits, filters, or voltage dividers.
Recommended alternatives
4Alternative comparison matrix
| Feature / factor | RS-03K5763FT | RS-03K5603FT | 0603WAF6193T5E | FRC0603F5493TS | Compatibility / risk |
|---|---|---|---|---|---|
| Package | 0603 | 0603 | 0603 | 0603 | 0603 — Same EIA package size.; 0603WAF6193T5E: Same EIA package size.; FRC0603F5493TS: Same EIA package size.; FRC0603F5603TS: Same EIA package size. |
| Resistance | 576kΩ | 560kΩ | 619kΩ | 549kΩ | 560kΩ / 619kΩ / 549kΩ — 2.8% lower. Verify circuit impact.; 0603WAF6193T5E: 7.5% higher. Verify circuit impact.; FRC0603F5493TS: 4.7% lower. Verify circuit impact.; FRC0603F5603TS: 2.8% lower. Verify circuit impact. |
| Power | 0.1W | 0.1W | 0.1W | 0.1W | 0.1W — No safety margin per ER-RES-003.; 0603WAF6193T5E: No safety margin per ER-RES-003.; FRC0603F5493TS: No safety margin per ER-RES-003.; FRC0603F5603TS: No safety margin per ER-RES-003. |
| Tolerance | ±1% | ±1% | - | - | ±1% — Same precision.; FRC0603F5603TS: Same precision. |
| Tcr | ±100ppm/℃ | ±100ppm/℃ | - | - | ±100ppm/℃ — Same temperature stability. |
Application & sourcing insights
Questions & answers
The best alternative depends on your circuit's tolerance. RS-03K5603FT from the same manufacturer offers a close resistance of 560kΩ. Other options like FRC0603F5603TS exist, but all require engineering review to assess the impact of the resistance change.