Is there a pin-compatible replacement for N09F1B103MN0B0S0N0?

Yes, several through-hole disc capacitors like W16F1D103MN0B0S0N0 are pin-compatible in form factor. However, their electrical characteristics, specifically the dielectric material (Y5V vs. Y5P), differ and must be verified for your application.

What risks should I check before replacing N09F1B103MN0B0S0N0?

The primary risk is the change in dielectric from Y5P to Y5V in available alternatives. Y5V has a much wider capacitance variance over temperature, which can affect circuit performance, especially in timing or filtering applications. Always verify the substitute's temperature stability.

N09F1B103MN0B0S0N0 Alternatives, Datasheet & Cross Reference | STE

Finding a substitute for the STE N09F1B103MN0B0S0N0, a 10nF 1kV Y5P ceramic disc capacitor, requires careful attention to the dielectric material. While several parts match in capacitance and package, their temperature characteristics may differ.

AI replacement insight

Electrical riskmedium

Dielectric change from Y5P to Y5V affects capacitance stability over temperature.

Package risklow

Candidates share the same through-hole Disc package.

Can it be replaced directly?

No direct, one-to-one replacement was identified. All viable candidates require review due to a different dielectric material (Y5V vs. Y5P).

Best replacement path

Parametric alternatives with a different dielectric material.

Main risk

The primary risk is the functional difference in temperature stability between the target's Y5P dielectric and the candidates' Y5V dielectric.

Recommended alternatives

A parametric alternative with higher voltage but a less stable Y5V dielectric, requiring engineering review.

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Alternative comparison matrix

Feature / factor	N09F1B103MN0B0S0N0	R11F1B103MN0B0S0N0	S14F1E103MN0B0S0N0	W16F1D103MN0B0S0N0	Compatibility / risk
Package	Disc	Disc	Disc	Disc	Disc — Same through-hole disc package.; S14F1E103MN0B0S0N0: Same through-hole disc package.; W16F1D103MN0B0S0N0: Same through-hole disc package.
Capacitance	10nF	10nF	10nF	10nF	10nF — matched; S14F1E103MN0B0S0N0: matched; W16F1D103MN0B0S0N0: matched
Voltage	1000V	2000V	3000V	5000V	2000V / 3000V / 5000V — Higher voltage rating provides more margin.; S14F1E103MN0B0S0N0: Higher voltage rating provides more margin.; W16F1D103MN0B0S0N0: Higher voltage rating provides more margin.
Dielectric	Y5P	Y5V	Y5V	Y5V	Y5V — Y5V has significantly worse temperature stability.; S14F1E103MN0B0S0N0: Y5V has significantly worse temperature stability.; W16F1D103MN0B0S0N0: Y5V has significantly worse temperature stability.
Tolerance	±20%	-	-	±20%	±20% — matched

Application & sourcing insights

Questions & answers

There is no direct drop-in replacement found. Alternatives like W16F1D103MN0B0S0N0 offer higher voltage but use a Y5V dielectric, which has lower temperature stability than the original Y5P. This change requires engineering review.