Is there a pin-compatible replacement for FHW0603UC082JST?

SDCL1608C82NJTDF is pin-compatible in the same 0603 package, but it is not a drop-in replacement due to its lower 300mA current rating and higher DCR. This downgrade requires engineering review.

What risks should I check before replacing FHW0603UC082JST?

First, verify the replacement's current rating is at least 400mA. Second, check the DC Resistance (DCR), as higher values increase power loss. Finally, ensure the package is 0603 for a direct physical fit.

FHW0603UC082JST Alternatives, Datasheet & Cross Reference | Guangdong Fenghua Advanced Technology Holding Co., Ltd.

FHW0603UC082JST is a 82nH, 400mA wire-wound chip inductor in a 0603 package. Finding a direct replacement requires matching inductance, current rating, and DCR in the same package.

AI replacement insight

Electrical riskhigh

Using a part with a lower current rating can lead to failure.

Package riskhigh

Using a part with a different package requires a PCB redesign.

Can it be replaced directly?

No direct, pin-compatible replacement without compromises has been identified. All candidates require review for either electrical downgrades or package differences.

Best replacement path

A functional alternative with a larger package (FHW0805UC082JGT) offers better DCR but requires a board redesign. Downgrade options exist but have lower current ratings.

Main risk

The primary risks are electrical stress from using a lower-rated current part or physical incompatibility from a different package size.

Recommended alternatives

Pin-compatible but with a lower current rating and higher DCR, requiring engineering review.

View details

Alternative comparison matrix

Feature / factor	FHW0603UC082JST	SDCL1608C82NJTDF	FHW0805UC082JGT	Compatibility / risk
Package	0603	0603 (1608 Metric)	0805	0603 (1608 Metric) / 0805 — Package size matches.; FHW0805UC082JGT: Larger package requires PCB redesign.
Inductance	82nH	82nH	82nH	82nH — Inductance value matches.; FHW0805UC082JGT: Inductance value matches.
Current	400mA	300mA	400mA	300mA / 400mA — Candidate has lower current rating.; FHW0805UC082JGT: Current rating matches.
Dcr	0.55Ω	1.0Ω	0.42Ω	1.0Ω / 0.42Ω — Candidate has higher DCR, increasing power loss.; FHW0805UC082JGT: Candidate has lower DCR, reducing power loss.

Application & sourcing insights

Questions & answers

FHW0805UC082JGT is a strong functional alternative with better DCR, but it is in a larger 0805 package and requires a PCB layout change. For the same 0603 footprint, SDCL1608C82NJTDF is an option but has a lower current rating (300mA) and must be carefully evaluated.