
Yageo
Matches package, resistance, and power, but has a narrower operating temperature range. Engineering review is required.
Finding a replacement for the UNI-ROYAL 0201WMF5100TEE, a 510Ω 1% 0.05W 0201 thick film resistor, involves matching key electrical parameters and package size. Several alternatives exist with varying degrees of compatibility.
Some alternatives have different temperature ranges or tolerances.
Many alternatives share the same 0201 package.
This is a common resistor value with multiple vendors.
Direct replacement for 0201WMF5100TEE should use only Datasheet verified or Strong match candidates; many approved options still require engineering review.
The Yageo RC0201FR-07510RL is a strong candidate, matching resistance, tolerance, power, and package, but requires verifying the application's maximum operating temperature.
The primary risk is mismatch in secondary electrical parameters like operating temperature range or temperature coefficient (TCR), which can affect performance in demanding environments.

Yageo
Matches package, resistance, and power, but has a narrower operating temperature range. Engineering review is required.
| Feature / factor | 0201WMF5100TEE | RC0201FR-07510RL | 0201WMJ0511TEE | AC0603FR-07510RL | Compatibility / risk |
|---|---|---|---|---|---|
| Package | 0201 | 0201 | 0201 | 0603 | 0201 / 0603 — Identical package size and pinout.; 0201WMJ0511TEE: Identical package size and pinout.; AC0603FR-07510RL: Larger package requires PCB layout change.; CQ01WMF5600TEE: Identical package size and pinout. |
| Resistance | 510 Ω | 510 Ω | 510 Ω | 510 Ω | 510 Ω / 560 Ω — Resistance value is identical.; 0201WMJ0511TEE: Resistance value is identical.; AC0603FR-07510RL: Resistance value is identical.; CQ01WMF5600TEE: Resistance is ~10% higher. |
| Tolerance | 1% | 1% | 5% | - | 1% / 5% — Tolerance is identical.; 0201WMJ0511TEE: Candidate has a wider tolerance.; CQ01WMF5600TEE: Tolerance is identical. |
| Power | 0.05 W | 0.05 W | 0.05 W | 0.1 W | 0.05 W / 0.1 W — Power rating is identical.; 0201WMJ0511TEE: Power rating is identical.; AC0603FR-07510RL: Higher power rating offers more margin. |
| Temperature | -55°C to +155°C | -55°C to +125°C | -55°C to +155°C | - | -55°C to +125°C / -55°C to +155°C — Candidate has a lower maximum operating temperature.; 0201WMJ0511TEE: Operating temperature range is identical. |
| Tcr | ±200 ppm/°C (est.) | - | - | ±100 ppm/°C | ±100 ppm/°C — Better temperature stability. |
| Application | Standard | - | - | - | AEC-Q200 — Automotive grade offers higher reliability. |
Verified drop-in options for 0201WMF5100TEE 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.