Is there a pin-compatible replacement for FRC0603F1005TS?

Yes, several 0603 package resistors are pin-compatible. However, electrical parameters differ. For example, RS-03L1005FT matches most specs but has a weaker TCR (±250ppm/°C). Review the datasheet to ensure it meets your design's stability needs.

What risks should I check before replacing FRC0603F1005TS?

The main risks are changes in precision and temperature stability. Check the substitute's resistance tolerance (e.g., ±5% vs. the original ±1%) and Temperature Coefficient of Resistance (TCR). A weaker TCR can cause resistance to drift more with temperature changes.

FRC0603F1005TS Alternatives, Datasheet & Cross Reference | FOJAN

Finding a replacement for the FOJAN FRC0603F1005TS, a 10MΩ, 1%, 100mW, 0603 thick film resistor, involves checking key parameters like tolerance and TCR. Several parametric alternatives are available.

AI replacement insight

Electrical riskmedium

Tolerance and TCR are key for precision circuits.

Package risklow

0603 is a standard package.

Can it be replaced directly?

No exact drop-in replacement has been verified. The closest candidates have either a wider tolerance (±5%) or a higher TCR (±250ppm/°C).

Best replacement path

Parametric alternatives with relaxed tolerance or TCR are readily available.

Main risk

Degradation in circuit precision due to wider resistance tolerance or poorer temperature stability (TCR).

Recommended alternatives

A 10MΩ, 1%, 100mW, 0603 resistor with a wider temperature coefficient (±250ppm/°C vs ±100ppm/°C).

View details

Alternative comparison matrix

Feature / factor	FRC0603F1005TS	RS-03L1005FT	FRC0603J106 TS	RC0603JR-0710ML	Compatibility / risk
Package	0603	0603	0603	0603	0603 — Form factor matches.; FRC0603J106 TS: Form factor matches.; RC0603JR-0710ML: Form factor matches.
Resistance	10MΩ	10MΩ	10MΩ	10MΩ	10MΩ — Resistance matches.; FRC0603J106 TS: Resistance matches.; RC0603JR-0710ML: Resistance matches.
Tolerance	±1%	±1%	±5%	±5%	±1% / ±5% — Tolerance matches.; FRC0603J106 TS: Candidate has wider tolerance.; RC0603JR-0710ML: Candidate has wider tolerance.
Power	100mW	100mW	100mW	100mW	100mW — Power rating matches.; FRC0603J106 TS: Power rating matches.; RC0603JR-0710ML: Power rating matches.
Tcr	±100 ppm/°C	±250ppm/℃	-	-	±250ppm/℃ — Candidate has poorer temperature stability.

Application & sourcing insights

Questions & answers

For applications tolerant of a higher TCR, RS-03L1005FT is a strong option. If a wider ±5% tolerance is acceptable, FRC0603J106 TS from the same manufacturer is a common choice. Always verify against your circuit's requirements.