Is there a pin-compatible replacement for LQW15AN47NG00D?

While several parts share the 0402 package, no direct pin-to-pin replacement has been verified. LQG15HS47NJ02D is form-fit compatible, but functional differences in RF performance due to its construction require engineering review.

What risks should I check before replacing LQW15AN47NG00D?

Key risks include: 1) Package mismatch if not using a 0402 size. 2) Electrical mismatch in inductance or current rating. 3) Functional differences in RF performance (Q-factor, SRF) if using an inductor with a different construction (e.g., multilayer vs. wirewound).

LQW15AN47NG00D Alternatives, Datasheet & Cross Reference | Murata Manufacturing Co., Ltd.

LQW15AN47NG00D is a 47nH high-frequency wirewound inductor in a 0402 package. When seeking alternatives, key parameters are inductance, current rating, and RF characteristics like Q-factor and Self-Resonant Frequency (SRF).

AI replacement insight

Electrical riskhigh

Substituting with a different construction (multilayer) or inductance value will alter circuit performance.

Package riskhigh

Some functional alternatives are in different packages (e.g., 0603) and require a board redesign.

Sourcing risklow

Alternatives are available from major manufacturers like Murata.

Can it be replaced directly?

No direct, verified drop-in replacement for LQW15AN47NG00D has been identified. The closest options have significant differences in either construction or key parameters that require engineering review.

Best replacement path

For form-factor compatibility, LQG15HS47NJ02D is closest but requires RF performance validation. For functional similarity, other wirewound inductors should be evaluated.

Main risk

The main risk is substituting a multilayer inductor for the original wirewound part, which can degrade high-frequency circuit performance.

Recommended alternatives

Same package and inductance with higher current, but different construction requires RF performance review.

View details

Alternative comparison matrix

Feature / factor	LQW15AN47NG00D	LQG15HS47NJ02D	LQW15AN33NG00D	Compatibility / risk
Package	0402 (1005 metric)	0402 (1005 metric)	-	0402 (1005 metric) — Same package and pin count.
Inductance	47 nH	47 nH	-	33 nH — Inductance is ~30% lower than target.
Current	210 mA	300 mA	-	260 mA — Higher current rating.
Dcr	1.08 Ω	0.72 Ω	-	0.63 Ω — Lower DCR is an improvement.
Construction	Wirewound	Multilayer	-	Multilayer — Different construction affects RF performance (Q, SRF).

Application & sourcing insights

Questions & answers

LQG15HS47NJ02D offers the same inductance and package with higher current handling, but its multilayer construction differs from the target's wirewound type, impacting RF performance. Careful review of Q-factor and SRF is essential.