Is there a pin-compatible replacement for UCD1V221MNL1GS?

VZH221M1HTR-1010 has the same 10x10mm package and is likely pin-compatible. However, verifying the PCB footprint against the candidate's datasheet is required to guarantee a drop-in replacement.

What risks should I check before replacing UCD1V221MNL1GS?

Key risks include package size mismatch, which requires PCB layout verification, and differences in electrical parameters like ESR and ripple current, which can affect circuit performance and stability.

UCD1V221MNL1GS Alternatives, Datasheet & Cross Reference | Nichicon

Find recommended alternatives for the Nichicon UCD1V221MNL1GS, a 220µF 35V surface-mount aluminum electrolytic capacitor. This guide provides verified functional and form-fit options.

AI replacement insight

Package riskmedium

Several candidates have different footprints requiring layout changes.

Electrical risklow

Strong candidates match key electrical specs or offer safe upgrades.

Sourcing risklow

Alternatives are available from multiple manufacturers.

Can it be replaced directly?

A direct, drop-in replacement is likely available, with VZH221M1HTR-1010 being a top contender. Final verification of the datasheet footprint is recommended.

Best replacement path

Upgrade to a higher voltage part with the same footprint, like VZH221M1HTR-1010.

Main risk

The main risk is selecting a part with a different physical package, which would require PCB modification.

Recommended alternatives

Matches capacitance and package with a higher voltage rating, making it a robust functional upgrade.

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Alternative comparison matrix

Feature / factor	UCD1V221MNL1GS	VZH221M1HTR-1010	VT1V221M0810	Compatibility / risk
Package	10 x 10 mm	10mm x 10mm	8mm x 10.2mm	10mm x 10mm / 8mm x 10.2mm — Package dimensions match.; VT1V221M0810: Smaller package requires layout verification.
Voltage	35.0V	50.0V	35.0V	50.0V / 35.0V — Higher voltage rating provides increased design margin.; VT1V221M0810: Voltage rating is identical.
Capacitance	220µF	220µF	220µF	220µF — Capacitance is identical.; VT1V221M0810: Capacitance is identical.
Application	UCD (Low Impedance)	VZH (Ultra-low impedance)	-	VZH (Ultra-low impedance) — Both series are low impedance, functionally similar.

Application & sourcing insights

Questions & answers

Lelon's VZH221M1HTR-1010 is a strong candidate, offering the same 220µF capacitance and 10x10mm package with a higher 50V voltage rating. Always verify the full datasheet for your specific application.