AC0402FR-073K3L
Yageo
Needs validationhigh risk
A functional alternative with better TCR and a wider temperature range, but in a larger 0402 package.
Best Alternatives to RC0201FR-073K3L
RC0201FR-073K3L is a general-purpose 3.3kΩ 1% resistor in a compact 0201 package. While no direct drop-in replacements have been identified, several functional and parametric alternatives in larger packages offer similar or improved performance.
AI replacement insight
Package riskhigh
All candidates are in larger packages (0402 to 0805) and require a board redesign.
Electrical risklow
Most candidates offer stronger or similar electrical parameters, but differences in resistance or technology must be verified.
Sourcing risklow
Multiple alternatives from different manufacturers are available, though none are direct replacements.
Can it be replaced directly?
No direct, drop-in replacement was found. All candidates require a change in the PCB layout due to larger package sizes.
Best replacement path
If board space allows, AC0402FR-073K3L offers a similar function in a 0402 package. Otherwise, a new search for a 3.3kΩ, 1% resistor in a 0201 package is required.
Main risk
The primary risk is the package mismatch, as all candidates are physically larger than the original 0201 part, making them not drop-in compatible.
Recommended alternatives
6Alternative comparison matrix
| Feature / factor | RC0201FR-073K3L | AC0402FR-073K3L | RT0805BRD073K3L | RC0402FR-073K24L | Compatibility / risk |
|---|---|---|---|---|---|
| Package | 0201 | 0402 | 0805 | 0402 | 0402 / 0805 / 0603 — Not a drop-in replacement; requires PCB layout change.; RT0805BRD073K3L: Significantly larger package requires board redesign.; RC0402FR-073K24L: Larger package requires board redesign.; RC0603FR-073K57L: Larger package requires board redesign. |
| Resistance | 3.3 kΩ | 3.3 kΩ | - | 3.24 kΩ | 3.3 kΩ / 3.24 kΩ / 3.57 kΩ — Resistance value matches.; RC0402FR-073K24L: Resistance differs by -1.8%.; RC0603FR-073K57L: Resistance differs by +8.2%. |
| Power | 1/20W (0.05W) | 1/16W (0.0625W) | 1/8W (0.125W) | 1/16W (0.0625W) | 1/16W (0.0625W) / 1/8W (0.125W) / 1/10W (0.1W) — Higher power rating, but does not meet 1.5x safety margin rule.; RT0805BRD073K3L: Higher power rating.; RC0402FR-073K24L: Higher power rating, but does not meet 1.5x safety margin rule.; RC0603FR-073K57L: Higher power rating. |
| Tcr | ±200 ppm/°C | ±100 ppm/°C | 25 ppm/°C | ±100 ppm/°C | ±100 ppm/°C / 25 ppm/°C — TCR is more stable.; RT0805BRD073K3L: Significantly more stable TCR.; RC0402FR-073K24L: TCR is more stable.; RC0603FR-073K57L: TCR is more stable. |
| Temperature | -55°C to +125°C | -55°C to +155°C | - | - | -55°C to +155°C — Wider operating temperature range. |
| Technology | Thick Film | - | Thin Film | - | Thin Film — Different technology may affect noise and pulse handling. |
| Tolerance | ±1% | - | ±0.1% | - | ±0.1% — Significantly higher precision. |
Application & sourcing insights
Questions & answers
The best alternative depends on your design constraints. If a small size increase is possible, AC0402FR-073K3L is a close functional match. For high-precision needs, RT0805BRD073K3L is an option but is much larger.