1206W4J0391T5E
UNI-ROYAL
Needs validationmedium risk
390Ω 1206 resistor with same power, but ±5% tolerance needs circuit review.
Best Alternatives to 1206W4F3900T5E
1206W4F3900T5E is a 390Ω ±1% 1206 thick film resistor. The closest listed options need tolerance or value review.
AI replacement insight
Electrical riskmedium
tolerance affects setpoints
Package risklow
kept parts are 1206
Firmware risklow
passive resistor
Sourcing riskmedium
PDF checks pending
Can it be replaced directly?
Direct replacement for 1206W4F3900T5E should use only Datasheet verified or Strong match candidates; many approved options still require engineering review.
Best replacement path
Use 1206W4J0391T5E only if ±5% tolerance is acceptable; otherwise source a 390Ω ±1% 1206 part.
Main risk
Tolerance downgrade from ±1% to ±5%.
Recommended alternatives
2Alternative comparison matrix
| Feature / factor | 1206W4F3900T5E | 1206W4J0391T5E | 1206W4J0361T5E | Alt 3 | Compatibility / risk |
|---|---|---|---|---|---|
| Resistance | 390Ω | 390Ω | - | 360Ω — -7.7% | |
| Tolerance | ±1% | ±5% | - | ±5% — precision downgrade | |
| Power | 0.25W | 0.25W | - | 0.25W — same rating | |
| Package | 1206 | 1206 | - | 1206 — same size | |
| Temperature | -55..155°C | -55..155°C | - | -55..155°C — web evidence |
Application & sourcing insights
Questions & answers
Verified drop-in options for 1206W4F3900T5E are limited in the current batch. Review candidates marked Strong match or Datasheet verified, and validate package, pinout, and electrical limits before committing a BOM change.