
FOJAN
A strong functional alternative from a different vendor with a tighter ±1% tolerance.
Finding a substitute for the UNI-ROYAL 0402WGJ0184TCE 180kΩ resistor involves balancing key electrical parameters. Several alternatives in the same 0402 package offer a tighter ±1% tolerance, which can be a direct upgrade for many applications.
Resistance values are close and tolerance is improved. Risk is minimal for most applications.
All candidates share the same 0402 package, ensuring form and fit compatibility.
No exact 180kΩ, ±5% direct replacement was reviewed, but several functional alternatives with tighter ±1% tolerance and nearby resistance values (178kΩ, 187kΩ) are available and likely suitable.
Upgrade to a ±1% tolerance resistor with a nominal value within the target's ±5% range (171kΩ-189kΩ).
The primary risk is the slight deviation in nominal resistance, which could affect the performance of precision analog circuits.

FOJAN
A strong functional alternative from a different vendor with a tighter ±1% tolerance.
| Feature / factor | 0402WGJ0184TCE | FRC0402F1783TS | FRC0402F1873TS | RC0402FR-07178KL | Compatibility / risk |
|---|---|---|---|---|---|
| Package | 0402 | 0402 | 0402 | 0402 | 0402 — Form and fit are identical.; FRC0402F1873TS: Form and fit are identical.; RC0402FR-07178KL: Form and fit are identical. |
| Resistance | 180 kΩ | 178 kΩ | 187 kΩ | 178 kΩ | 178 kΩ / 187 kΩ — Slightly lower nominal value, but within target's ±5% tolerance range (171kΩ-189kΩ).; FRC0402F1873TS: Slightly higher nominal value, but within target's ±5% tolerance range (171kΩ-189kΩ).; RC0402FR-07178KL: Slightly lower nominal value, but within target's ±5% tolerance range (171kΩ-189kΩ). |
| Tolerance | ±5% | ±1% | ±1% | ±1% | ±1% — Tighter tolerance is a significant upgrade.; FRC0402F1873TS: Tighter tolerance is a significant upgrade.; RC0402FR-07178KL: Tighter tolerance is a significant upgrade. |
| Power | 1/16 W | 1/16 W | 1/16 W | 1/16 W | 1/16 W — Power rating matches target.; FRC0402F1873TS: Power rating matches target.; RC0402FR-07178KL: Power rating matches target. |
| Tcr | Not Specified | - | - | ±100 ppm/°C | ±100 ppm/°C — Provides a specified TCR, an improvement over the unspecified target. |
The best alternatives are resistors with a tighter tolerance (e.g., ±1%) and a nominal resistance very close to 180kΩ, such as 178kΩ or 187kΩ. Parts like Yageo's RC0402FR-07178KL are strong candidates.