Equivalent & Substitute Parts for UVR1J331MPD1TD

Part Overview

The UVR1J331MPD1TD is a 330 µF, 63 V aluminum electrolytic capacitor in radial configuration manufactured by Nichicon. This component is classified as "Not For New Designs," indicating it has been superseded in Nichicon's product portfolio. Finding equivalent or substitute parts is necessary for maintenance, repair, and legacy system support where original components are unavailable or inventory is depleted.

Key Parameters

Parameter	Value
Capacitance	330 µF
Voltage Rating	63 V
Tolerance	±20%
Package Type	Radial, Can
Lead Spacing	0.197" (5.00 mm)
Diameter	0.394" (10.00 mm)
Height (Max)	0.866" (22.00 mm)
Mounting Type	Through Hole
Lifetime @ Temperature	2000 Hrs @ 85°C
Operating Temperature Range	-40°C ~ 85°C
RoHS Status	ROHS3 Compliant

Substitute Part Grouping Explanation

Substitution for the UVR1J331MPD1TD is determined by strict equivalence across the following parameters:

Electrical Parameters: Capacitance (330 µF), voltage rating (63 V), and tolerance (±20%)
Mechanical Parameters: Package type (Radial, Can), lead spacing (5.00 mm), diameter (10.00 mm), and height (22.00 mm maximum)
Thermal Parameters: Lifetime rating (2000 Hrs @ 85°C) and operating temperature range (-40°C ~ 85°C)
Compliance: RoHS3 compliance and through-hole mounting configuration

Substitute parts are grouped into three categories based on their relationship to the main part:

Upgrade Substitutes: Parts with enhanced ripple current handling or expanded application scope while maintaining core electrical and mechanical compatibility
Parametric Equivalents: Parts with identical electrical specifications and mechanical dimensions but potentially different thermal or ripple current characteristics
Direct Substitutes: Parts from alternative manufacturers meeting all specified parameters with active product status

Parameter Comparison

Part Number	Manufacturer	Series	Capacitance	Voltage	Tolerance	Lifetime @ Temp	Operating Temp Range	Lead Spacing	Diameter	Height (Max)	Product Status	Inventory
UVR1J331MPD1TD	Nichicon	UVR	330 µF	63 V	±20%	2000 Hrs @ 85°C	-40°C ~ 85°C	5.00 mm	10.00 mm	22.00 mm	Not For New Designs	6444 Pcs
UFW1J331MPD1TD	Nichicon	UFW	330 µF	63 V	±20%	2000 Hrs @ 85°C	-40°C ~ 85°C	5.00 mm	10.00 mm	22.00 mm	Not For New Designs	10763 Pcs
UKW1J331MPD1TD	Nichicon	UKW	330 µF	63 V	±20%	2000 Hrs @ 85°C	-40°C ~ 85°C	5.00 mm	10.00 mm	22.00 mm	Not For New Designs	2493 Pcs
UVK1J331MPD1TD	Nichicon	UVK	330 µF	63 V	±20%	2000 Hrs @ 85°C	-40°C ~ 85°C	5.00 mm	10.00 mm	22.00 mm	Not For New Designs	2284 Pcs
860010775019	Würth Elektronik	WCAP-ATG8	330 µF	63 V	±20%	2000 Hrs @ 85°C	-40°C ~ 85°C	5.00 mm	10.00 mm	21.50 mm	Active	1028 Pcs
ECA-1JHG331B	Panasonic Electronic Components	NHG-A	330 µF	63 V	±20%	2000 Hrs @ 105°C	-55°C ~ 105°C	5.00 mm	10.00 mm	22.00 mm	Active	1368 Pcs
ECA-1JM331B	Panasonic Electronic Components	M-A	330 µF	63 V	±20%	2000 Hrs @ 85°C	-40°C ~ 85°C	5.00 mm	10.00 mm	22.00 mm	Active	1235 Pcs

Engineering Selection Recommendations

For Direct Replacement (Mechanical and Electrical Compatibility):

UFW1J331MPD1TD, UKW1J331MPD1TD, UVK1J331MPD1TD, and ECA-1JM331B are mechanically and electrically compatible with the UVR1J331MPD1TD. All maintain identical capacitance, voltage rating, tolerance, lead spacing, and package dimensions. These parts are suitable for direct substitution in through-hole PCB applications.

For Enhanced Thermal Performance:

ECA-1JHG331B (Panasonic) offers extended operating temperature range (-55°C ~ 105°C) and higher lifetime rating (2000 Hrs @ 105°C) compared to the original part. This part is recommended for applications requiring operation at elevated temperatures or extended service life. Height and lead spacing are identical, ensuring mechanical compatibility.

For Active Product Status:

860010775019 (Würth Elektronik) and both Panasonic parts (ECA-1JHG331B, ECA-1JM331B) carry "Active" product status, indicating ongoing manufacturer support and availability. These are preferred for new procurement and long-term supply chain stability. The Würth part has a maximum height of 21.50 mm, which is 0.50 mm lower than the original specification but remains within typical PCB layout tolerances for radial capacitors.

For Nichicon Series Continuity:

If manufacturer continuity is required, UFW1J331MPD1TD and UVK1J331MPD1TD are Nichicon alternatives. Both maintain full electrical and mechanical compatibility with the UVR1J331MPD1TD.

Frequently Asked Questions (FAQ)

Q: Can UFW1J331MPD1TD replace UVR1J331MPD1TD directly on the PCB?

A: Yes. Both parts share identical capacitance (330 µF), voltage rating (63 V), lead spacing (5.00 mm), diameter (10.00 mm), and maximum height (22.00 mm). Direct PCB substitution is mechanically and electrically compatible.

Q: What is the difference between UVK1J331MPD1TD and UVR1J331MPD1TD?

A: Both are Nichicon 330 µF, 63 V radial capacitors with identical mechanical dimensions and thermal ratings. The primary difference is the internal design, reflected in ripple current specifications. UVK1J331MPD1TD provides higher ripple current handling at 10 kHz (1.065 A vs. 816.5 mA), making it suitable for higher-frequency applications.

Q: Why is ECA-1JHG331B listed as an upgrade?

A: ECA-1JHG331B (Panasonic) maintains all mechanical and electrical compatibility with the UVR1J331MPD1TD but extends the operating temperature range to -55°C ~ 105°C and provides a higher lifetime rating at elevated temperature (2000 Hrs @ 105°C). This makes it suitable for applications requiring enhanced thermal performance.

Q: Is the 0.50 mm height difference of 860010775019 a concern?

A: The Würth part (860010775019) has a maximum height of 21.50 mm versus 22.00 mm for the original. This 0.50 mm difference is within standard PCB layout tolerances for radial capacitors and does not affect mechanical fit in typical applications. Verify clearance in space-constrained designs.

Q: Are all substitute parts RoHS3 compliant?

A: Yes. All listed substitute parts carry RoHS3 compliance certification, matching the original UVR1J331MPD1TD.

Q: Which substitute has the best long-term availability?

A: ECA-1JHG331B and ECA-1JM331B (Panasonic) and 860010775019 (Würth Elektronik) carry "Active" product status, indicating ongoing manufacturer support. Nichicon alternatives (UFW1J331MPD1TD, UKW1J331MPD1TD, UVK1J331MPD1TD) are marked "Not For New Designs," suggesting limited future availability.

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