Equivalent & Substitute Parts for MZA6.3VC221MF61TP

Part Overview

The MZA6.3VC221MF61TP is a 220 µF, 6.3 V aluminum electrolytic capacitor in surface mount radial can package manufactured by Chemi-Con. This component is classified as obsolete, which necessitates identification of equivalent and substitute parts for ongoing design support and production requirements. The part operates across a temperature range of -55°C to 105°C with a rated lifetime of 2000 hours at 105°C, making it suitable for general-purpose applications requiring stable capacitance performance in compact form factors.

Key Parameters

Parameter	Value
Capacitance	220 µF
Voltage Rating	6.3 V
Tolerance	±20%
Package Type	Radial, Can - SMD
Mounting Type	Surface Mount
Operating Temperature Range	-55°C to 105°C
Lifetime at Temperature	2000 Hrs @ 105°C
Polarization	Polar
Size / Dimension	0.248" Dia (6.30mm)
Height - Seated (Max)	0.228" (5.80mm)
Surface Mount Land Size	0.260" L x 0.260" W (6.60mm x 6.60mm)
Moisture Sensitivity Level	1 (Unlimited)
RoHS Status	RoHS non-compliant

Substitute Part Grouping Explanation

Substitution of the MZA6.3VC221MF61TP is determined by strict adherence to the following electrical and mechanical parameters:

Primary Substitution Criteria:

Capacitance: 220 µF (exact match required)
Voltage Rating: 6.3 V (exact match required for direct substitutes)
Tolerance: ±20% (exact match required)
Package Type: Radial, Can - SMD (exact match required)
Operating Temperature Range: -55°C to 105°C (exact match required)
Lifetime: 2000 Hrs @ 105°C (exact match required)
Polarization: Polar (exact match required)
Physical Dimensions: 0.248" Dia (6.30mm) (exact match required)
Surface Mount Land Size: 0.260" L x 0.260" W (6.60mm x 6.60mm) (exact match required)

Direct Substitutes meet all primary criteria and are interchangeable without circuit modification.

Parametric Equivalents meet all primary criteria with minor variations in impedance or ripple current specifications that do not affect functional performance in the application.

Upgrade Parts feature higher voltage ratings (10 V or 16 V) while maintaining identical physical dimensions and capacitance. These parts are backward-compatible and provide enhanced voltage margin for circuit protection.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Capacitance	Voltage	Tolerance	Impedance	Height (Max)	Product Status	RoHS Status	Packaging
MZA6.3VC221MF61TP	Chemi-Con	220 µF	6.3 V	±20%	360 mOhms	0.228" (5.80mm)	Obsolete	RoHS non-compliant	Bulk
EMZA6R3ARA221MF61G	Chemi-Con	220 µF	6.3 V	±20%	360 mOhms	0.240" (6.10mm)	Active	ROHS3 Compliant	Tape & Reel
6.3JZV220M6.3X6.1	Rubycon	220 µF	6.3 V	±20%	360 mOhms	0.240" (6.10mm)	Active	ROHS3 Compliant	Tape & Reel
6.3TZV220M6.3X6.1	Rubycon	220 µF	6.3 V	±20%	360 mOhms	0.240" (6.10mm)	Active	ROHS3 Compliant	Tape & Reel
AFK227M06D16T-F	Cornell Dubilier Electronics (CDE)	220 µF	6.3 V	±20%	360 mOhms	0.240" (6.10mm)	Active	ROHS3 Compliant	Tape & Reel
EEE-FK0J221P	Panasonic Electronic Components	220 µF	6.3 V	±20%	360 mOhms	0.240" (6.10mm)	Active	ROHS3 Compliant	Tape & Reel
EEE-FK0J221AP	Panasonic Electronic Components	220 µF	6.3 V	±20%	360 mOhms	0.240" (6.10mm)	Active	ROHS3 Compliant	Cut Tape & Digi-Reel
UUD0J221MCL1GS	Nichicon	220 µF	6.3 V	±20%	440 mOhms	0.240" (6.10mm)	Active	ROHS3 Compliant	Tape & Reel
UCL0J221MCL1GS	Nichicon	220 µF	6.3 V	±20%	260 mOhms	0.228" (5.80mm)	Active	ROHS3 Compliant	Tape & Reel
UCM1A221MCL1GS	Nichicon	220 µF	10 V	±20%	260 mOhms	0.240" (6.10mm)	Active	ROHS3 Compliant	Tape & Reel
UCM1C221MCL1GS	Nichicon	220 µF	16 V	±20%	260 mOhms	0.240" (6.10mm)	Active	ROHS3 Compliant	Tape & Reel

Engineering Selection Recommendations

Direct Substitutes (Interchangeable without circuit modification):

The following parts are functionally equivalent to MZA6.3VC221MF61TP and maintain identical electrical and mechanical specifications:

EMZA6R3ARA221MF61G (Chemi-Con): Active product status with ROHS3 compliance. Represents the direct successor within the Chemi-Con product line. Height increases from 5.80mm to 6.10mm, which remains within standard PCB layout tolerances for radial can SMD packages.
6.3JZV220M6.3X6.1 (Rubycon): Active product with AEC-Q200 automotive rating and ROHS3 compliance. Suitable for applications requiring automotive-grade reliability.
6.3TZV220M6.3X6.1 (Rubycon): Active product with AEC-Q200 automotive rating and ROHS3 compliance. Highest inventory availability (6094 pcs) among direct substitutes.
AFK227M06D16T-F (Cornell Dubilier Electronics): Active product with AEC-Q200 automotive rating and ROHS3 compliance. Surface mount land size varies to 0.260" L x 0.307" W (6.60mm x 7.80mm), requiring PCB layout verification.
EEE-FK0J221P (Panasonic): Active product with AEC-Q200 automotive rating and ROHS3 compliance. Highest inventory availability (29779 pcs) among all substitutes.
EEE-FK0J221AP (Panasonic): Active product with AEC-Q200 automotive rating and ROHS3 compliance. Supplied in Cut Tape & Digi-Reel packaging format.

Parametric Equivalents (Functionally equivalent with minor specification variations):

UUD0J221MCL1GS (Nichicon): Active product with AEC-Q200 automotive rating and ROHS3 compliance. Impedance increases to 440 mOhms (versus 360 mOhms in main part). Ripple current specifications are slightly reduced.
UCL0J221MCL1GS (Nichicon): Active product with ROHS3 compliance. Impedance decreases to 260 mOhms (improved performance). Height matches original part at 0.228" (5.80mm). No AEC-Q200 rating; suitable for general-purpose applications.

Upgrade Parts (Higher voltage rating, backward-compatible):

UCM1A221MCL1GS (Nichicon): 10 V rated, active product with AEC-Q200 automotive rating and ROHS3 compliance. Impedance 260 mOhms. Provides voltage margin upgrade while maintaining identical physical footprint and capacitance.
UCM1C221MCL1GS (Nichicon): 16 V rated, active product with AEC-Q200 automotive rating and ROHS3 compliance. Impedance 260 mOhms. Provides maximum voltage margin upgrade for enhanced circuit protection.

Compliance Considerations:

The original MZA6.3VC221MF61TP is RoHS non-compliant. All recommended substitutes are ROHS3 compliant, meeting current regulatory requirements for new designs and production. Parts with AEC-Q200 certification are suitable for automotive applications requiring qualified component status.

Frequently Asked Questions (FAQ)

Q: Can I use a higher voltage-rated capacitor (10 V or 16 V) as a direct replacement for the 6.3 V part?

A: Yes. The UCM1A221MCL1GS (10 V) and UCM1C221MCL1GS (16 V) are backward-compatible upgrades. Higher voltage ratings provide additional safety margin and do not degrade circuit performance. The capacitance, physical dimensions, and mounting footprint remain identical to the original part.

Q: What is the difference between the Panasonic EEE-FK0J221P and EEE-FK0J221AP?

A: Both parts are electrically and mechanically identical with 220 µF capacitance at 6.3 V. The primary difference is packaging format: EEE-FK0J221P is supplied in Tape & Reel format, while EEE-FK0J221AP is supplied in Cut Tape & Digi-Reel format. Selection depends on assembly equipment compatibility and procurement requirements.

Q: Does the height difference between the original part (5.80mm) and most substitutes (6.10mm) affect PCB layout?

A: The 0.30mm height increase is within standard manufacturing tolerances for radial can SMD packages and does not typically require PCB layout modification. However, designs with extremely tight vertical clearance constraints should verify compatibility with specific application requirements.

Q: What does AEC-Q200 certification indicate?

A: AEC-Q200 is an automotive industry qualification standard for discrete semiconductors and passive components. Parts bearing this certification have undergone rigorous testing for reliability, temperature cycling, and performance stability. AEC-Q200 rated parts are suitable for automotive and high-reliability applications.

Q: Why do some substitutes have different impedance values (260 mOhms, 360 mOhms, or 440 mOhms)?

A: Impedance variation reflects differences in internal construction and manufacturing processes between manufacturers. All listed substitutes maintain impedance values within acceptable ranges for the 220 µF, 6.3 V capacitor category. Lower impedance values (260 mOhms) indicate improved high-frequency performance, while higher values (440 mOhms) remain functionally adequate for general-purpose applications.

Q: Is the original MZA6.3VC221MF61TP still available for purchase?

A: The MZA6.3VC221MF61TP is classified as obsolete. While 900 pcs remain in current inventory, this part is no longer in active production. For new designs and ongoing production requirements, selection of an active substitute part is recommended to ensure long-term supply chain continuity.

Q: Which substitute offers the best overall compatibility with the original part?

A: The UCL0J221MCL1GS (Nichicon) provides the closest match to the original part, maintaining identical height (5.80mm) and offering improved impedance performance (260 mOhms). For applications requiring automotive qualification, the 6.3TZV220M6.3X6.1 (Rubycon) or EEE-FK0J221P (Panasonic) are recommended due to AEC-Q200 certification and high inventory availability.

Q: Can I mix different substitute parts in the same production batch?

A: All listed direct substitutes and parametric equivalents are functionally interchangeable and meet identical electrical specifications. Mixing different manufacturers' parts within the same production batch is permissible from an electrical standpoint. However, procurement and quality control procedures should document the specific part number used in each assembly for traceability and warranty purposes.

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