0603WAF4301T5E
UNI-ROYAL
Needs validationlow risk
A pin-compatible 4.3kΩ, 1%, 0.1W, 0603 thick film resistor from UNI-ROYAL.
Best Alternatives to FRC0603F4301TS
Find and compare verified alternatives for the FRC0603F4301TS, a 4.3kΩ 1% 0.1W 0603 chip resistor. This guide provides pin-compatible options and parametric alternatives to help with sourcing and design.
AI replacement insight
Electrical risklow
Low for pin-compatible parts; Medium for parametric alternatives due to resistance deviation.
Package risklow
Low for 0603 parts; High for alternatives in different packages like 0805.
Sourcing risklow
Low, as multiple cross-vendor alternatives exist for this common resistor value.
Can it be replaced directly?
Yes, 0603WAF4301T5E from UNI-ROYAL is a direct, pin-compatible replacement for FRC0603F4301TS.
Best replacement path
Use the pin-compatible 0603WAF4301T5E for a direct drop-in replacement.
Main risk
The main risk is using a part with a different resistance value or package size without proper design validation.
Recommended alternatives
3Alternative comparison matrix
| Feature / factor | FRC0603F4301TS | 0603WAF4301T5E | RC0603FR-074K7L | RT0603BRD074K7L | Compatibility / risk |
|---|---|---|---|---|---|
| Package | 0603 | 0603 | - | - | 0603 — Package size is identical. |
| Resistance | 4.3 kΩ | 4.3 kΩ | - | - | 4.7 kΩ — Resistance is ~9% higher. |
| Tolerance | ±1% | ±1% | - | - | ±0.1% — Tighter tolerance is an upgrade. |
| Power | 0.1 W | 0.1 W | - | - | 0.1 W — Power rating is identical. |
| Tcr | ±100 ppm/°C | ±100 ppm/°C | - | - | ±100 ppm/°C — Temperature coefficient is identical. |
| Technology | Thick Film | - | - | Thin Film | Thin Film — Different technology may affect noise/pulse performance. |
Application & sourcing insights
Questions & answers
The UNI-ROYAL 0603WAF4301T5E is an excellent pin-compatible alternative, matching all key electrical and physical specifications.