What risks should I check before replacing VLS6045AF-101M?

When using the official replacement VLS6045EX-101M, verify that the slightly lower temperature current rating (0.9A vs 1.0A) is acceptable for your application's thermal environment. For any other alternative, always verify the package dimensions and land pattern from the datasheet.

VLS6045AF-101M Alternatives, Datasheet & Cross Reference | TDK Electronics AG

Find replacements for the EOL TDK VLS6045AF-101M inductor. The official upgrade is VLS6045EX-101M, offering improved DCR and saturation current in the same package. Other cross-vendor and functional alternatives are also available.

AI replacement insight

Electrical risklow

Official replacement has slightly lower Itemp (0.9A vs 1.0A). Other specs are improved.

Package risklow

The official replacement and some cross-vendor parts share the same 6045 package. Others require redesign.

Sourcing risklow

The target is EOL; moving to an active replacement reduces sourcing risk.

Can it be replaced directly?

Direct replacement for VLS6045AF-101M should use only Datasheet verified or Strong match candidates; many approved options still require engineering review.

Best replacement path

VLS6045EX-101M is the manufacturer-recommended upgrade path for the obsolete VLS6045AF-101M.

Main risk

The primary risk is the slightly lower temperature-based current rating (Itemp) on the official replacement. Alternatives from other vendors require package and pinout verification.

Recommended alternatives

Official TDK replacement for the EOL target. It's pin-compatible with improved Isat and DCR.

View details

Alternative comparison matrix

Feature / factor	VLS6045AF-101M	VLS6045EX-101M	MPIT6045-101M-LF	Compatibility / risk
Manufacturer	TDK	TDK	-	TDK — Official manufacturer recommended replacement.
Package	6045 (6x6mm)	6045 (6x6mm)	6045	6045 (6x6mm) — Identical package and footprint.; MPIT6045-101M-LF: Same package code, likely form-fit compatible.
Inductance	100 µH	100 µH	100 µH	100 µH — Inductance value is identical.; MPIT6045-101M-LF: Inductance value is identical.
Saturation Current A	1.0 A	1.1 A	1.3 A	1.1 A / 1.3 A — Higher saturation current is an upgrade.; MPIT6045-101M-LF: Higher saturation current provides more margin.
Current A	1.0 A	0.9 A	1.0 A	0.9 A / 1.0 A — Slightly lower temperature-based current rating.; MPIT6045-101M-LF: Temperature-based current rating is identical.
Dcr Ohm	0.527 Ω	0.47 Ω	0.468 Ω	0.47 Ω / 0.468 Ω — Lower DCR improves efficiency.; MPIT6045-101M-LF: Lower DCR improves efficiency.

Application & sourcing insights

Questions & answers

Verified drop-in options for VLS6045AF-101M 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.