Is there a pin-compatible replacement for VHF100505HQ82NJT?

No direct pin-compatible replacement with identical or better specifications was identified. SDCL1005C82NJTDF shares the same 0402 package and 82nH inductance but has a lower current rating (150mA vs 200mA) and requires engineering review.

What risks should I check before replacing VHF100505HQ82NJT?

Before replacing, you must verify four key areas: 1) Package size, to ensure it fits your PCB. 2) Inductance value, as changes affect circuit tuning. 3) Current rating, to prevent overheating. 4) DC Resistance (DCR), which impacts efficiency.

VHF100505HQ82NJT Alternatives, Datasheet & Cross Reference | Guangdong Fenghua Advanced Technology Holding Co., Ltd.

VHF100505HQ82NJT is a common 82nH 0402 high-frequency inductor. While no perfect drop-in replacement exists, several functional and parametric alternatives are available, requiring careful review of package size and electrical ratings.

AI replacement insight

Package riskhigh

Many electrically superior parts are in larger packages (0603/0805), requiring a board respin.

Electrical riskmedium

Form-fit options may have lower current ratings or different inductance, requiring circuit analysis.

Sourcing risklow

82nH 0402 inductors are common, but matching all parameters is the challenge.

Can it be replaced directly?

No direct, fully equivalent replacement was found. Available form-fit options involve compromises on key electrical parameters like current rating or inductance value.

Best replacement path

For a board redesign, FHW0603UC082JST offers superior electrical performance. For existing boards, SDCL1005C82NJTDF is form-fit but requires verifying if the lower 150mA current rating is acceptable.

Main risk

The primary risk is finding a form-fit (0402) part that matches or exceeds all key electrical specs, especially the 200mA current rating.

Recommended alternatives

Electrically superior alternative (higher current, lower DCR) in a larger 0603 package.

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Alternative comparison matrix

Feature / factor	VHF100505HQ82NJT	FHW0603UC082JST	SDCL1005C82NJTDF	SDCL1005C68NJTDF	Compatibility / risk
Package	0402	0603	0402 (1005 Metric)	0402 (1005 Metric)	0603 / 0402 (1005 Metric) — Larger package requires PCB layout change.; SDCL1005C82NJTDF: Package size matches.; SDCL1005C68NJTDF: Package size matches.
Inductance	82 nH	82 nH	82 nH	68 nH	82 nH / 68 nH — Inductance value matches.; SDCL1005C82NJTDF: Inductance value matches.; SDCL1005C68NJTDF: Inductance is ~17% lower, may affect circuit tuning.
Current	200 mA	400 mA	150 mA	200 mA	400 mA / 150 mA / 200 mA — Higher current rating is a significant upgrade.; SDCL1005C82NJTDF: Lower current rating, requires derating analysis.; SDCL1005C68NJTDF: Current rating matches.
Dcr	1.6 Ω	0.55 Ω	2.4 Ω	1.1 Ω	0.55 Ω / 2.4 Ω / 1.1 Ω — Much lower DCR is a significant upgrade.; SDCL1005C82NJTDF: Higher DCR will increase power loss.; SDCL1005C68NJTDF: Lower DCR is an improvement.

Application & sourcing insights

Questions & answers

The best alternative depends on your design constraints. If you can change the PCB layout, FHW0603UC082JST is an excellent upgrade. If you need the same 0402 footprint, SDCL1005C82NJTDF is an option if your circuit can tolerate a lower 150mA current rating.