Is there a pin-compatible replacement for RT0402BRD0733KL?

No direct pin-compatible replacement with identical key parameters has been identified. While RT0402BRD0732K4L is physically compatible (0402 package), its resistance value differs, requiring circuit analysis before use.

What risks should I check before replacing RT0402BRD0733KL?

The primary risks are electrical. Check for: 1) Resistance deviation, as even small changes can affect precision circuits. 2) Tolerance, as a wider tolerance (e.g., 1%) degrades accuracy. 3) TCR, as a higher value causes more resistance drift with temperature.

RT0402BRD0733KL Alternatives, Datasheet & Cross Reference | Yageo

Finding a substitute for the Yageo RT0402BRD0733KL, a 33kΩ ±0.1% precision resistor, requires careful attention to electrical parameters. While several parts share the 0402 package, key differences in resistance, tolerance, and TCR must be reviewed to ensure circuit integrity.

AI replacement insight

Electrical riskhigh

Substituting with a thick film part or one with different resistance/TCR can impact circuit performance and stability.

Package risklow

All viable candidates share the same 0402 package, ensuring physical compatibility.

Can it be replaced directly?

No direct, drop-in replacement was found. All candidates require engineering review due to parametric differences in resistance, tolerance, or TCR.

Best replacement path

Consider Yageo's RT0402BRD0732K4L, which matches all precision specs but has a 32.4kΩ resistance value. This is the closest available option.

Main risk

Loss of circuit precision due to differences in resistance, tolerance, or Temperature Coefficient of Resistance (TCR).

Recommended alternatives

A strong alternative from the same series with matching precision specs, but with a slightly different resistance value of 32.4kΩ.

View details

Alternative comparison matrix

Feature / factor	RT0402BRD0733KL	RT0402BRD0732K4L	RT0402BRE0730KL	AC0402FR-0733KL	Compatibility / risk
Resistance	33 kΩ	32.4 kΩ	30 kΩ	33 kΩ	32.4 kΩ / 30 kΩ / 33 kΩ — Candidate is a standard E96 value, ~1.8% lower than target.; RT0402BRE0730KL: Resistance is ~9% lower than target.; AC0402FR-0733KL: matched
Tolerance	±0.1%	±0.1%	±0.1%	±1%	±0.1% / ±1% — matched; RT0402BRE0730KL: matched; AC0402FR-0733KL: Significant downgrade from target's precision.
Tcr	25 ppm/°C	25 ppm/°C	50 ppm/°C	Not specified (typically >100 ppm/°C)	25 ppm/°C / 50 ppm/°C / Not specified (typically >100 ppm/°C) — matched; RT0402BRE0730KL: TCR is double the target's value.; AC0402FR-0733KL: Expected to be much worse than target's 25 ppm/°C.
Technology	Thin Film	Thin Film	Thin Film	Thick Film	Thin Film / Thick Film — matched; RT0402BRE0730KL: matched; AC0402FR-0733KL: General purpose technology, not precision.
Package	0402	0402	-	-	0402 — matched
Application	Standard	-	-	AEC-Q200	AEC-Q200 — Candidate is automotive grade.

Application & sourcing insights

Questions & answers

The best alternative is likely RT0402BRD0732K4L from Yageo. It matches the package, tolerance (±0.1%), and TCR (25 ppm/°C), but has a slightly different resistance of 32.4kΩ. This requires engineering validation.