MZA6.3VC22RMD61TP Equivalent & Substitute Parts

Part Overview

The MZA6.3VC22RMD61TP is a 22 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 equivalent and substitute parts for ongoing design support and procurement. 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 and low equivalent series resistance.

Key Parameters

Parameter	Value	Unit
Capacitance	22	µF
Tolerance	±20%	—
Voltage - Rated	6.3	V
ESR @ 120 Hz	282.128	Ohm
Lifetime @ 105°C	2000	Hrs
Operating Temperature Range	-55 to 105	°C
Ripple Current @ 100 kHz	90	mA
Impedance	1.35	Ohms
Case Size	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 x 4.30 mm)	—
Mounting Type	Surface Mount	—
Package / Case	Radial, Can - SMD	—
Polarization	Polar	—
RoHS Status	Non-compliant	—
MSL Rating	1 (Unlimited)	—

Substitute Part Grouping Explanation

Substitution of the MZA6.3VC22RMD61TP is determined by the following critical parameters:

Primary Substitution Criteria:

Capacitance: 22 µF (exact match required)
Tolerance: ±20% (exact match required)
Voltage Rating: 6.3 V minimum (equal or higher voltage ratings are acceptable)
Package / Case: Radial, Can - SMD (physical compatibility)
Surface Mount Land Size: 0.169" L x 0.169" W (4.30 x 4.30 mm) (PCB footprint compatibility)
Mounting Type: Surface Mount (assembly process compatibility)
Operating Temperature Range: -55°C to 105°C minimum (thermal compatibility)
Polarization: Polar (circuit function requirement)

Secondary Compatibility Parameters:

Lifetime @ 105°C: 2000 hours or greater (reliability equivalence)
Ripple Current @ 100 kHz: 90 mA or greater (performance equivalence)
Impedance: 1.35 Ohms or lower (electrical performance)
MSL Rating: 1 (Unlimited) (moisture handling compatibility)

Substitute parts are grouped into three categories: Upgrade (higher voltage rating with same or better lifetime), Similar (same voltage rating with improved specifications), and Direct (equivalent specifications from alternative manufacturers).

Parameter Comparison

Part Number	Manufacturer	Capacitance (µF)	Voltage (V)	Tolerance	Lifetime @ 105°C (Hrs)	Case Size (mm)	Height (mm)	Impedance (Ohms)	RoHS Status	Product Status
MZA6.3VC22RMD61TP	Chemi-Con	22	6.3	±20%	2000	4.00	5.80	1.35	Non-compliant	Obsolete
EMVY100ARA220MD60G	Chemi-Con	22	10	±20%	1000	4.00	6.00	—	ROHS3 Compliant	Active
EMZA100ARA220MD61G	Chemi-Con	22	10	±20%	2000	4.00	6.10	1.35	ROHS3 Compliant	Active
EMZA160ARA220MD61G	Chemi-Con	22	16	±20%	2000	4.00	6.10	1.35	ROHS3 Compliant	Active
EMZA6R3ARA220MD61G	Chemi-Con	22	6.3	±20%	2000	4.00	6.10	1.35	ROHS3 Compliant	Active
6.3TZV22M4X6.1	Rubycon	22	6.3	±20%	2000	4.00	6.10	1.35	ROHS3 Compliant	Active
AFK226M06B12T-F	Cornell Dubilier Electronics (CDE)	22	6.3	±20%	2000	4.00	6.10	1.35	ROHS3 Compliant	Active
EEE-FK0J220R	Panasonic Electronic Components	22	6.3	±20%	2000	4.00	6.10	1.35	ROHS3 Compliant	Active
EEV226M6R3A9BAA	KEMET	22	6.3	±20%	2000	4.00	5.65	1.93	ROHS3 Compliant	Active
EEV226M6R3S9BAA	KEMET	22	6.3	±20%	2000	4.00	5.65	1.93	ROHS3 Compliant	Active
UUT0J220MCL1GS	Nichicon	22	6.3	±20%	2000	4.00	6.10	—	ROHS3 Compliant	Obsolete

Engineering Selection Recommendations

For Direct Replacement (Same Voltage Rating - 6.3 V):

The following parts provide direct functional equivalence to MZA6.3VC22RMD61TP with improved compliance status:

EMZA6R3ARA220MD61G (Chemi-Con): Active product status, ROHS3 compliant, AEC-Q200 rated for automotive applications, identical 2000-hour lifetime at 105°C, same impedance specification. Recommended for new designs requiring automotive-grade reliability.
6.3TZV22M4X6.1 (Rubycon): Active product status, ROHS3 compliant, AEC-Q200 rated, 2000-hour lifetime, same impedance. Suitable for automotive and general-purpose applications.
EEE-FK0J220R (Panasonic Electronic Components): Active product status, ROHS3 compliant, AEC-Q200 rated, 2000-hour lifetime, highest inventory availability (63,516 pcs). Recommended for high-volume procurement.
AFK226M06B12T-F (Cornell Dubilier Electronics): Active product status, ROHS3 compliant, AEC-Q200 rated, 2000-hour lifetime, suitable for automotive, bypass, and decoupling applications.
EEV226M6R3A9BAA and EEV226M6R3S9BAA (KEMET): Active product status, ROHS3 compliant, 2000-hour lifetime. EEV226M6R3S9BAA includes AEC-Q200 rating for automotive use. Impedance is 1.93 Ohms, which is higher than the original specification but within acceptable tolerance for general-purpose applications.

For Voltage Upgrade (Higher Voltage Rating):

EMZA100ARA220MD61G (Chemi-Con): 10 V rating, active product status, ROHS3 compliant, AEC-Q200 rated, 2000-hour lifetime, same impedance. Suitable when circuit voltage margins require higher rating.
EMZA160ARA220MD61G (Chemi-Con): 16 V rating, active product status, ROHS3 compliant, AEC-Q200 rated, 2000-hour lifetime, same impedance. Suitable for applications requiring maximum voltage headroom.

Obsolete Parts (Not Recommended for New Designs):

UUT0J220MCL1GS (Nichicon): Although ROHS3 compliant and meeting 2000-hour lifetime requirement, this part is classified as obsolete and should not be selected for new designs.

Compliance Considerations:

All recommended substitute parts are ROHS3 compliant, addressing the non-compliance status of the original MZA6.3VC22RMD61TP. Parts with AEC-Q200 certification are suitable for automotive applications requiring enhanced reliability qualification.

Frequently Asked Questions (FAQ)

Q1: Can I use a higher voltage-rated capacitor as a substitute for the MZA6.3VC22RMD61TP?

A: Yes. A capacitor with a voltage rating higher than 6.3 V (such as 10 V or 16 V) is electrically compatible and will function correctly in the circuit. Higher voltage ratings provide additional safety margin. However, verify that the physical dimensions and land size remain compatible with your PCB layout. EMZA100ARA220MD61G (10 V) and EMZA160ARA220MD61G (16 V) are suitable upgrades.

Q2: What is the significance of the impedance specification in selecting a substitute?

A: Impedance (measured in Ohms) affects the capacitor's ability to suppress high-frequency noise and ripple. The original part specifies 1.35 Ohms impedance. Substitute parts with equal or lower impedance (such as EMZA6R3ARA220MD61G at 1.35 Ohms) provide equivalent or superior performance. Parts with higher impedance (such as EEV226M6R3A9BAA at 1.93 Ohms) may be acceptable for general-purpose applications but offer reduced high-frequency filtering capability.

Q3: Why is RoHS compliance important for this substitution?

A: The original MZA6.3VC22RMD61TP is RoHS non-compliant. All recommended substitute parts are ROHS3 compliant, meeting current environmental and regulatory requirements for electronic components. This is essential for new product designs and compliance with procurement standards in most markets.

Q4: What does AEC-Q200 certification mean?

A: AEC-Q200 is an automotive-grade reliability qualification standard. Parts bearing this certification have undergone enhanced testing for automotive applications, including thermal cycling, vibration, and long-term reliability assessment. If your application requires automotive-grade components, select parts with AEC-Q200 rating such as EMZA6R3ARA220MD61G, 6.3TZV22M4X6.1, EEE-FK0J220R, or AFK226M06B12T-F.

Q5: Are there any physical dimension differences between the original part and substitutes?

A: Yes. The original MZA6.3VC22RMD61TP has a maximum seated height of 5.80 mm. Most substitute parts have a maximum seated height of 6.10 mm, with the exception of EEV226M6R3A9BAA and EEV226M6R3S9BAA at 5.65 mm. All parts maintain the same 4.00 mm diameter and 4.30 x 4.30 mm land size. Verify that your PCB layout accommodates the taller profile before selecting a substitute.

Q6: What is the difference between the KEMET EEV226M6R3A9BAA and EEV226M6R3S9BAA?

A: Both parts are identical in electrical specifications (22 µF, 6.3 V, ±20%, 2000-hour lifetime). The primary difference is that EEV226M6R3S9BAA includes AEC-Q200 automotive certification, while EEV226M6R3A9BAA does not. Select EEV226M6R3S9BAA for automotive applications requiring qualification certification.

Q7: Which substitute offers the best inventory availability?

A: EEE-FK0J220R (Panasonic Electronic Components) has the highest inventory availability at 63,516 pieces in stock. This part is suitable for high-volume production and offers the shortest lead time.

Q8: Can I use UUT0J220MCL1GS as a substitute?

A: Although UUT0J220MCL1GS meets the electrical and physical requirements (22 µF, 6.3 V, 2000-hour lifetime, ROHS3 compliant), it is classified as obsolete. For new designs, select an active product such as EMZA6R3ARA220MD61G, 6.3TZV22M4X6.1, or EEE-FK0J220R to ensure long-term availability and supply chain stability.

Q9: What is the MSL (Moisture Sensitivity Level) rating and why does it matter?

A: MSL 1 (Unlimited) indicates that the component has no moisture sensitivity restrictions and does not require special handling, storage, or baking procedures before soldering. All listed substitute parts carry MSL 1 rating, matching the original part's moisture handling requirements.

Q10: Are there any ripple current differences between the original and substitute parts?

A: The original MZA6.3VC22RMD61TP specifies 90 mA ripple current at 100 kHz. Most substitute parts maintain this specification. However, UUT0J220MCL1GS specifies only 33 mA at 10 kHz, which is significantly lower. For applications requiring high ripple current handling, select parts explicitly rated for 90 mA at 100 kHz.

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