RT0603BRE071K5L
Yageo
Needs validationlow risk
Pin-compatible 1.5kΩ 0.1% resistor in 0603 package, but requires review due to a weaker Temperature Coefficient (TCR).
Best Alternatives to AR03BTCX1501
Find replacements for the Viking Tech AR03BTCX1501, a 1.5kΩ 0.1% 0.1W 0603 precision resistor. Alternatives may vary in temperature coefficient (TCR) or overall precision.
AI replacement insight
Package risklow
Top candidates match the 0603 package, ensuring form and fit compatibility.
Electrical riskmedium
Key electrical risk is the weaker TCR in the best alternative, which requires application-specific review.
Can it be replaced directly?
Direct replacement for AR03BTCX1501 should use only Datasheet verified or Strong match candidates; many approved options still require engineering review.
Best replacement path
Yageo RT0603BRE071K5L is a strong candidate, matching key specs but with a slightly weaker TCR that needs review for the specific application.
Main risk
The primary risk is performance degradation in temperature-sensitive circuits due to higher Temperature Coefficient of Resistance (TCR) in alternatives.
Recommended alternatives
2Alternative comparison matrix
| Feature / factor | AR03BTCX1501 | RT0603BRE071K5L | CRCW06031K50FKEA | Alt 3 | Compatibility / risk |
|---|---|---|---|---|---|
| Package | 0603 (1608 Metric) | 0603 | 0603 | 0603 — Package size matches.; CRCW06031K50FKEA: Package size matches. | |
| Resistance | 1.5kΩ | 1.5kΩ | 1.5kΩ | 1.5kΩ — Resistance value matches.; CRCW06031K50FKEA: Resistance value matches. | |
| Tolerance | ±0.1% | ±0.1% | ±1.0% | ±0.1% / ±1.0% — Precision tolerance matches.; CRCW06031K50FKEA: Significantly wider tolerance (10x worse). | |
| Tcr | ±25 ppm/°C | 50 ppm/°C | ±100 ppm/K | 50 ppm/°C / ±100 ppm/K — Weaker TCR may impact stability in temperature-sensitive applications.; CRCW06031K50FKEA: Significantly higher TCR (4x worse). | |
| Power | 0.1W | 0.1W | - | 0.1W — Power rating matches. Catalog data showed 1.0W, corrected to 0.1W from summary. | |
| Technology | Thin Film | - | Thick Film | Thick Film — Different resistor technology may affect noise and stability. |
Application & sourcing insights
Questions & answers
Verified drop-in options for AR03BTCX1501 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.