Is there a pin-compatible replacement for FRL0805FR750TS?

Several parts share the 0805 package, making them physically compatible. However, no candidates match the 0.75Ω resistance exactly, so they are not electrically pin-to-pin replacements without design review.

What risks should I check before replacing FRL0805FR750TS?

Verify that the lower resistance (0.68Ω vs 0.75Ω) is within your circuit's tolerance. Also, confirm the power rating is sufficient, and if temperature stability is important, verify the Temperature Coefficient of Resistance (TCR) of the replacement.

FRL0805FR750TS Alternatives, Datasheet & Cross Reference | FOJAN

FRL0805FR750TS is a 0.75Ω, 1% tolerance, 1/8W thick film chip resistor in an 0805 package. Finding a direct replacement requires matching these key parameters, especially for current sensing applications.

AI replacement insight

Electrical riskhigh

Resistance deviation and unknown TCR are major concerns.

Package risklow

Candidates share the standard 0805 package.

Sourcing riskmedium

Alternatives are from different vendors, availability may vary.

Can it be replaced directly?

No direct, pin-to-pin verified replacement has been identified. Available alternatives have slightly different resistance values and may not meet power safety margins.

Best replacement path

Parametric alternatives with slightly different resistance values (e.g., 0.68Ω) are available but require circuit validation.

Main risk

The primary risk is the change in resistance value, which can affect circuit accuracy, especially in current sensing. The temperature coefficient (TCR) is also a critical unverified parameter.

Recommended alternatives

A 0805 thick film resistor with slightly lower resistance (0.68Ω) and the same power rating; requires engineering review.

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Alternative comparison matrix

Feature / factor	FRL0805FR750TS	FRL0805FR680TS	0805W8F680LT5E	Compatibility / risk
Package	0805	0805	0805	0805 — Form factor matches.; 0805W8F680LT5E: Form factor matches.
Resistance	0.75Ω	0.68Ω	0.68Ω	0.68Ω — Resistance is ~9.3% lower.; 0805W8F680LT5E: Resistance is ~9.3% lower.
Tolerance	±1%	±1%	±1%	±1% — Tolerance matches.; 0805W8F680LT5E: Tolerance matches.
Power	0.125W	0.125W	0.125W	0.125W — Identical power rating; does not meet 1.5x safety rule.; 0805W8F680LT5E: Identical power rating; does not meet 1.5x safety rule.
Tcr	±400 ppm/°C	Unknown	Unknown	Unknown — Candidate TCR not specified.; 0805W8F680LT5E: Candidate TCR not specified.

Application & sourcing insights

Questions & answers

Candidates like FOJAN FRL0805FR680TS or UNI-ROYAL 0805W8F680LT5E are functional options, but have a lower resistance of 0.68Ω. Engineering review is essential to ensure this deviation is acceptable for your application.