SDNT1608X103F3380FTF
Sunlord
Needs validationmedium risk
Sunlord 3380K part matches R25, tolerance, B value and 0603, with lower max temperature.
Best Alternatives to NCU18XH103F6SRB
NCU18XH103F6SRB is a 10kΩ ±1% 0603 NTC with 3380K B value, AEC-Q200, 5V max and -55C to +150C range. Listed alternatives need FAE review before use.
AI replacement insight
Electrical riskmedium
B curve and voltage must match.
Package risklow
Kept parts are 0603 2-pin.
Firmware risklow
No firmware interface.
Sourcing riskmedium
Lifecycle data varies or is missing.
Can it be replaced directly?
No verified pin-compatible replacement is proven from the supplied data.
Best replacement path
Start with SDNT1608X103F3380FTF, then verify AEC-Q200, voltage, pinout and +150C operation.
Main risk
Most candidates lack AEC/voltage data or have lower temperature ratings.
Recommended alternatives
3Alternative comparison matrix
| Feature / factor | NCU18XH103F6SRB | SDNT1608X103F3380FTF | SDNT1608X103F3435FTF | ERTJ1VG103FM | Compatibility / risk |
|---|---|---|---|---|---|
| Resistance | 10 kΩ | 10 kΩ | 10 kΩ | 10 kΩ | 10 kΩ — R25 matches; SDNT1608X103F3435FTF: R25 matches; ERTJ1VG103FM: R25 matches |
| Tolerance | ±1% | ±1% | ±1% | ±1% | ±1% — same tolerance; SDNT1608X103F3435FTF: same tolerance; ERTJ1VG103FM: same tolerance |
| Temperature | -55 to +150C | -55 to +125C | -55 to +125C | -40 to +125C | -55 to +125C / -40 to +125C — hot limit lower; SDNT1608X103F3435FTF: hot limit lower; ERTJ1VG103FM: narrower range |
| Package | 0603 | 0603 | 0603 | 0603 | 0603 — same case; SDNT1608X103F3435FTF: same case; ERTJ1VG103FM: same case |
| Voltage | 5 V max | missing | - | - | missing — must confirm |
| Tcr | B 3380K | - | B 3450K | B25/85 3435K | B 3450K / B25/85 3435K — curve differs; ERTJ1VG103FM: not same curve |
Application & sourcing insights
Questions & answers
SDNT1608X103F3380FTF is the closest listed match, but it still needs AEC, voltage, pinout and temperature review.