
FOJAN
A pin-compatible upgrade from the same manufacturer with improved tolerance.
FRC2010J5R1 TS is a general-purpose 5.1Ω, 0.75W resistor in a 2010 package. Several alternatives are available, including a direct upgrade path and parametric options that require engineering review.
For parametric alternatives, resistance differs. For the upgrade path, risk is minimal.
All recommended alternatives use the same 2010 package, ensuring physical compatibility.
Yes, FRC2010F5R10TS is a direct, drop-in replacement for FRC2010J5R1 TS.
The best alternative is FRC2010F5R10TS, which is a pin-compatible upgrade with a tighter tolerance from the same manufacturer.
The main risk when considering other alternatives is a mismatch in resistance value, which requires circuit-level validation.

FOJAN
A pin-compatible upgrade from the same manufacturer with improved tolerance.
| Feature / factor | FRC2010J5R1 TS | FRC2010F5R10TS | 201007F470KT4E | FRC2010J4R7TS | Compatibility / risk |
|---|---|---|---|---|---|
| Package | 2010 | 2010 (5025 metric) | 2010 | 2010 (5025 Metric) | 2010 (5025 metric) / 2010 (5025 Metric) — Identical package ensures form-fit compatibility.; 201007F470KT4E: Identical package ensures form-fit compatibility.; FRC2010J4R7TS: Identical package ensures form-fit compatibility. |
| Resistance | 5.1 Ω | 5.1 Ω | 4.7 Ω | 4.7 Ω | 5.1 Ω / 4.7 Ω — Resistance value is identical.; 201007F470KT4E: Resistance differs by ~7.8%; requires circuit analysis.; FRC2010J4R7TS: Resistance differs by ~7.8%; requires circuit analysis. |
| Tolerance | ±5% | ±1% | ±1% | ±5% | ±1% / ±5% — Tighter tolerance provides higher precision.; 201007F470KT4E: Tighter tolerance provides higher precision.; FRC2010J4R7TS: Tolerance is identical. |
| Power | 0.75 W | 0.75 W | 0.75 W | 0.75 W | 0.75 W — Power rating is identical.; 201007F470KT4E: Power rating is identical.; FRC2010J4R7TS: Power rating is identical. |
| Tcr | Not specified | ±100 ppm/°C | - | - | ±100 ppm/°C — Standard TCR for general purpose resistors. |
The best alternative is FRC2010F5R10TS. It is a pin-compatible upgrade from the same manufacturer with identical resistance and power ratings but a better tolerance (±1% vs ±5%).