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Best Alternatives to NCP15WF104F03RC

Package: 0402 (1005 Metric)Murata Manufacturing Co., Ltd.TransducersResistance @ 25°C: 100 kOhmsResistance Tolerance: 1%B-Constant (25-50°C): 4250 KPackage / Case: 0402 (1005 Metric)Operating Temperature: -40°C to +125°C

NCP15WF104F03RC is a 100 kΩ 1% 0402 NTC thermistor with B25/50 4250 K. Alternatives need R25, B value, package, power and pinout checks.

AI replacement insight

Electrical riskmedium

B table and tolerance drive accuracy.

Package risklow

Kept parts list 0402.

Firmware risklow

Only needed if lookup tables change.

Sourcing riskmedium

Lifecycle data is incomplete for some parts.

Can it be replaced directly?

Direct replacement for NCP15WF104F03RC should use only Datasheet verified or Strong match candidates; many approved options still require engineering review.

Best replacement path

SDNT1005X104F4250FTF is the closest candidate, pending FAE review.

Main risk

Pinout and datasheet-level curve checks are not complete.

Recommended alternatives

2
SDNT1005X104F4250FTF package
SDNT1005X104F4250FTF

Shenzhen Sunlord Electronics Co., Ltd.

Needs validationmedium risk

100 kΩ 1% 4250 K 0402 NTC candidate with close electrical match.

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Alternative comparison matrix

Feature / factorNCP15WF104F03RCSDNT1005X104F4250FTFNTCG104EF104FTDSXSDNT1005X104J4250HTFCompatibility / risk
Resistance100 kOhms100 kΩ100 kΩ100 kΩ100 kΩ — same R25; NTCG104EF104FTDSX: same R25; SDNT1005X104J4250HTF: same R25
Tolerance1%±1%±1%±5%±1% / ±5% — same; NTCG104EF104FTDSX: same; SDNT1005X104J4250HTF: less accurate
ApplicationB25/50 4250 KB25/50 4250 KB25/50 4250 KB25/50 4250 KB25/50 4250 K — same B; NTCG104EF104FTDSX: same B; SDNT1005X104J4250HTF: same nominal
Package04020402040204020402 — same case; NTCG104EF104FTDSX: same case; SDNT1005X104J4250HTF: same case
Temperature-40 to 125C-55 to 125C--55 to 125C-55 to 125C — wider low end; SDNT1005X104J4250HTF: wider low end
Power100 mW-missing-missing — must verify

Application & sourcing insights

Questions & answers

Verified drop-in options for NCP15WF104F03RC 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.