
FOJAN
A strong pin-compatible alternative with matching key electrical parameters and 1206 package.
RS-06K1003FT is a general-purpose 100kΩ, 1% tolerance, 0.25W thick film resistor in a 1206 package. This page provides analysis of potential substitutes, including pin-compatible and parametric alternatives.
Low if key parameters (resistance, tolerance, power) are matched.
Many manufacturers produce standard 1206 packages.
100kΩ 1206 resistors are a high-volume commodity part.
Yes, direct pin-compatible replacements exist. FRC1206F1003TS is a strong match.
The most direct replacement is a 1206 chip resistor with 100kΩ resistance, ±1% tolerance, and at least 0.25W power rating, such as FRC1206F1003TS.
The main risk is using a substitute with a wider resistance tolerance (e.g., ±5%), which can impact the performance of precision analog circuits.

FOJAN
A strong pin-compatible alternative with matching key electrical parameters and 1206 package.
| Feature / factor | RS-06K1003FT | FRC1206F1003TS | FRC1206J104 TS | Alt 3 | Compatibility / risk |
|---|---|---|---|---|---|
| Package | 1206 | 1206 (3216 Metric) | 1206 | 1206 (3216 Metric) — Package size matches.; FRC1206J104 TS: Package size matches. | |
| Resistance | 100kΩ | 100kΩ | - | 100kΩ — Resistance value matches. | |
| Tolerance | ±1% | ±1% | ±5% | ±1% / ±5% — Tolerance matches.; FRC1206J104 TS: Wider tolerance may affect circuit precision. | |
| Power | 0.25W | 0.25W | 0.25W | 0.25W — Power rating is identical. Verify design margin.; FRC1206J104 TS: Power rating is identical. | |
| Tcr | ±100ppm/℃ | ±100 ppm/°C | - | ±100 ppm/°C — Temperature coefficient matches. |
FRC1206F1003TS by FOJAN is a strong candidate, offering the same package, resistance, tolerance, and power rating. It is considered a pin-compatible alternative, but always verify against your specific circuit requirements.