MZA6.3VC47RMD61TP Equivalent & Substitute Parts

Part Overview

The MZA6.3VC47RMD61TP is a 47 µF, 6.3 V aluminum electrolytic capacitor manufactured by Chemi-Con in surface mount radial can package. This component is classified as obsolete, which necessitates identification of active equivalent and substitute parts for ongoing production and maintenance applications. 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 filtering and decoupling applications.

Key Parameters

Parameter	Value
Capacitance	47 µF
Tolerance	±20%
Voltage - Rated	6.3 V
ESR (Equivalent Series Resistance)	70 mOhm @ 120 Hz
Lifetime @ Temperature	2000 Hrs @ 105°C
Operating Temperature Range	-55°C ~ 105°C
Ripple Current @ High Frequency	90 mA @ 100 kHz
Impedance	1.35 Ohms
Package / Case	Radial, Can - SMD
Size / Dimension	0.157" Dia (4.00 mm)
Height - Seated (Max)	0.228" (5.80 mm)
Surface Mount Land Size	0.169" L x 0.169" W (4.30 mm x 4.30 mm)
Mounting Type	Surface Mount
Polarization	Polar
RoHS Status	RoHS non-compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution of the MZA6.3VC47RMD61TP is determined by strict adherence to the following electrical and mechanical parameters:

Critical Parameters for Direct Substitution:

Capacitance: 47 µF (exact match required)
Voltage Rating: 6.3 V (exact match required)
Tolerance: ±20% (exact match required)
Package / Case: Radial, Can - SMD (exact match required)
Size / Dimension: 0.157" Dia (4.00 mm) (exact match required)
Surface Mount Land Size: 0.169" L x 0.169" W (4.30 mm x 4.30 mm) (exact match required)
Mounting Type: Surface Mount (exact match required)
Operating Temperature Range: -55°C ~ 105°C (exact match required)
Lifetime @ Temperature: 2000 Hrs @ 105°C (exact match required)

Parameters Allowing Variation:

ESR (Equivalent Series Resistance): Variation permitted within functional limits
Ripple Current: Variation permitted provided minimum specifications are met
Impedance: Variation permitted within functional limits
Height - Seated (Max): Minor variation permitted (5.80 mm to 6.10 mm)
Product Status: Active substitutes preferred over obsolete
RoHS Compliance: ROHS3 compliant substitutes preferred
Certifications: AEC-Q200 rated substitutes preferred for automotive applications

Substitute parts are grouped into three categories: Direct Manufacturer Equivalents (same manufacturer, active status), Similar Manufacturer Parts (alternative manufacturers, matching specifications), and Upgrade Parts (higher voltage rating, same footprint).

Parameter Comparison

Manufacturer Part Number	Manufacturer	Capacitance	Voltage	Tolerance	ESR @ 120 Hz / 100 kHz	Impedance	Height (Max)	Product Status	RoHS Status	AEC-Q200
MZA6.3VC47RMD61TP	Chemi-Con	47 µF	6.3 V	±20%	70 mOhm / —	1.35 Ω	0.228" (5.80 mm)	Obsolete	Non-compliant	No
EMZA6R3ARA470MD61G	Chemi-Con	47 µF	6.3 V	±20%	— / —	1.35 Ω	0.240" (6.10 mm)	Active	ROHS3 Compliant	Yes
6.3JZV47M4X6.1	Rubycon	47 µF	6.3 V	±20%	— / —	1.35 Ω	0.240" (6.10 mm)	Active	ROHS3 Compliant	Yes
6.3TZV47M4X6.1	Rubycon	47 µF	6.3 V	±20%	— / —	1.35 Ω	0.240" (6.10 mm)	Active	ROHS3 Compliant	Yes
AFK476M06B12T-F	Cornell Dubilier Electronics (CDE)	47 µF	6.3 V	±20%	— / 1.35 Ω	1.35 Ω	0.240" (6.10 mm)	Active	ROHS3 Compliant	Yes
EEV476M6R3A9BAA	KEMET	47 µF	6.3 V	±20%	— / 1.93 Ω	1.93 Ω	0.222" (5.65 mm)	Active	ROHS3 Compliant	No
EEV476M6R3S9BAA	KEMET	47 µF	6.3 V	±20%	— / —	1.93 Ω	0.222" (5.65 mm)	Active	ROHS3 Compliant	Yes
UCM1C470MCL1GS	Nichicon	47 µF	16 V	±20%	— / —	1.0 Ω	0.240" (6.10 mm)	Active	ROHS3 Compliant	Yes
EEE-FK0J470UR	Panasonic Electronic Components	47 µF	6.3 V	±20%	— / —	1.35 Ω	0.240" (6.10 mm)	Active	ROHS3 Compliant	Yes
UCL0J470MCL6GS	Nichicon	47 µF	6.3 V	±20%	— / —	0.85 Ω	0.228" (5.80 mm)	Active	ROHS3 Compliant	No

Engineering Selection Recommendations

Direct Substitutes (Same Manufacturer, Active Status):

EMZA6R3ARA470MD61G (Chemi-Con) is the primary direct substitute. This part maintains the same manufacturer lineage as the obsolete MZA6.3VC47RMD61TP while achieving active product status. The component is ROHS3 compliant and carries AEC-Q200 automotive qualification. Height variation from 5.80 mm to 6.10 mm is within acceptable mechanical tolerance for surface mount applications. Impedance and ripple current specifications remain equivalent at 1.35 Ohms and 90 mA @ 100 kHz respectively.

Automotive-Qualified Substitutes (AEC-Q200 Rated):

The following parts carry AEC-Q200 certification and ROHS3 compliance, suitable for automotive and high-reliability applications:

6.3JZV47M4X6.1 (Rubycon, JZV Series)
6.3TZV47M4X6.1 (Rubycon, TZV Series)
AFK476M06B12T-F (Cornell Dubilier Electronics, AFK Series)
EEV476M6R3S9BAA (KEMET, EEV Series)
EEE-FK0J470UR (Panasonic Electronic Components, FK Series)

All maintain 47 µF capacitance, 6.3 V rating, ±20% tolerance, and 1.35 Ohms impedance. Height variations range from 5.65 mm to 6.10 mm, all within acceptable mechanical limits.

General-Purpose Substitutes (Non-Automotive):

EEV476M6R3A9BAA (KEMET, EEV Series) and UCL0J470MCL6GS (Nichicon, UCL Series) provide functional equivalence without AEC-Q200 certification. These parts are suitable for general-purpose applications where automotive qualification is not required.

Upgrade Option (Higher Voltage Rating):

UCM1C470MCL1GS (Nichicon, UCM Series) provides a 16 V rated upgrade while maintaining 47 µF capacitance and identical footprint. This part is ROHS3 compliant and AEC-Q200 qualified. The higher voltage rating provides additional design margin in applications where voltage stress is a concern. Impedance is reduced to 1.0 Ohm, and ripple current capacity is increased to 160 mA @ 100 kHz.

Selection Priority:

EMZA6R3ARA470MD61G for direct manufacturer continuity
6.3TZV47M4X6.1 for highest inventory availability (4706 units)
EEE-FK0J470UR for Panasonic platform standardization
UCM1C470MCL1GS for applications requiring voltage margin

Frequently Asked Questions (FAQ)

Q: Can I use a substitute part with a different height dimension?

A: Yes, within limits. The original part measures 0.228" (5.80 mm) in height. Substitute parts with heights up to 0.240" (6.10 mm) are mechanically compatible with standard surface mount assembly processes. Parts measuring 0.222" (5.65 mm) are also compatible. Height variation does not affect electrical performance or PCB routing in typical applications.

Q: What is the difference between the Rubycon JZV and TZV series?

A: Both 6.3JZV47M4X6.1 and 6.3TZV47M4X6.1 meet the electrical specifications of the original part. The TZV series (6.3TZV47M4X6.1) has significantly higher inventory availability (4706 units versus 1079 units) and lower ripple current at 120 Hz (28.8 mA versus 45 mA). Both carry AEC-Q200 certification and ROHS3 compliance.

Q: Is the KEMET EEV476M6R3S9BAA suitable for automotive applications?

A: Yes. The EEV476M6R3S9BAA carries AEC-Q200 certification and ROHS3 compliance, qualifying it for automotive use. It maintains the required 47 µF capacitance, 6.3 V rating, and 90 mA ripple current at 100 kHz. The slightly higher impedance of 1.93 Ohms (versus 1.35 Ohms in the original) remains within acceptable limits for general automotive filtering and decoupling applications.

Q: What does RoHS3 compliance mean for this component?

A: ROHS3 compliance indicates the part meets Restriction of Hazardous Substances Directive requirements, restricting the use of specific hazardous materials including lead, mercury, cadmium, and certain flame retardants. All active substitute parts listed are ROHS3 compliant, whereas the original MZA6.3VC47RMD61TP is non-compliant. ROHS3 compliance is required for most modern electronics manufacturing and distribution.

Q: Can I substitute the 6.3 V rated part with the 16 V UCM1C470MCL1GS?

A: Yes. The UCM1C470MCL1GS is a direct upgrade option. Higher voltage rating provides additional design margin and does not compromise functionality in circuits designed for 6.3 V operation. The 16 V part occupies the same footprint and land size. This substitution is particularly beneficial in applications subject to voltage transients or where future design modifications may increase operating voltage.

Q: What is the significance of impedance variation between substitute parts?

A: Impedance values range from 0.85 Ohms (UCL0J470MCL6GS) to 1.93 Ohms (KEMET EEV series). Lower impedance provides superior high-frequency filtering performance and reduced voltage ripple. The original part specifies 1.35 Ohms. Substitutes with impedance at or below this value (0.85 Ω, 1.0 Ω, 1.35 Ω) provide equivalent or improved performance. Parts with 1.93 Ohms impedance remain functionally acceptable for general-purpose applications but exhibit slightly higher ripple voltage.

Q: Are all substitute parts available in tape and reel packaging?

A: Yes. All active substitute parts listed are available in Tape & Reel (TR) packaging, suitable for automated surface mount assembly. The original obsolete part was supplied in bulk packaging. Tape and reel format is standard for modern production environments.

Q: What is the difference between "Similar," "Direct," and "Upgrade" substitute classifications?

A: Direct substitutes are from the same manufacturer (Chemi-Con) with active product status. Similar substitutes are from alternative manufacturers (Rubycon, KEMET, Panasonic, Cornell Dubilier, Nichicon) meeting identical electrical and mechanical specifications. Upgrade substitutes provide enhanced performance characteristics (higher voltage rating, lower impedance) while maintaining footprint compatibility. All three categories are electrically and mechanically compatible with the original part.

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