UVR1E331MPD1TD Equivalent & Substitute Parts

Part Overview

The UVR1E331MPD1TD is a 330 µF, 25 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 This component is classified as Not For New Designs, indicating it has been superseded in the product line. The part operates across a temperature range of -40°C to 85°C with a rated lifetime of 2000 hours at 85°C, making it suitable for general-purpose applications requiring stable capacitance in standard operating environments.

Equivalent and substitute parts are necessary when the original UVR1E331MPD1TD becomes unavailable or when design requirements demand enhanced performance characteristics such as extended operational temperature ranges, improved ripple current handling, or extended component lifetime ratings.

Key Parameters

Parameter	Value
Capacitance	330 µF
Voltage Rating	25 V
Tolerance	±20%
Polarization	Polar
Package Type	Radial, Can
Lead Spacing	0.197" (5.00 mm)
Physical Dimensions	0.394" Dia (10.00 mm), Height 0.551" (14.00 mm)
Mounting Type	Through Hole
Operating Temperature Range	-40°C ~ 85°C
Lifetime @ Temperature	2000 Hrs @ 85°C
RoHS Status	ROHS3 Compliant

Substitute Part Grouping Explanation

Substitution eligibility for the UVR1E331MPD1TD is determined by strict adherence to the following parameters:

Primary Substitution Criteria (Must Match):

Capacitance: 330 µF
Voltage Rating: 25 V or higher
Tolerance: ±20%
Polarization: Polar
Package Type: Radial, Can
Lead Spacing: 0.197" (5.00 mm)
Physical Dimensions: 0.394" Dia (10.00 mm), Height 0.551" (14.00 mm)
Mounting Type: Through Hole

Secondary Performance Parameters (May Vary):

Operating Temperature Range: May extend beyond -40°C ~ 85°C
Lifetime @ Temperature: May exceed 2000 Hrs @ 85°C
Ripple Current Ratings: May differ based on series design
Applications: May be optimized for specific use cases (General Purpose, Audio)

Substitute parts are grouped into two categories:

Category A - Direct Equivalents (25 V Rating): UFW1E331MPD1TD, UKW1E331MPD1TD, UPS1E331MPD1TD, UPW1E331MPD1TD, UHE1E331MPD6TD. These parts maintain the 25 V voltage rating and are suitable for direct replacement in applications where the original voltage specification is required.

Category B - Voltage-Upgraded Substitutes (35 V Rating): UFW1V331MPD1TD, UKW1V331MPD1TD, UKA1V331MPD1TD, UVK1V331MPD1TD, URS1V331MPD1TD. These parts feature a 35 V voltage rating, providing enhanced voltage margin and are compatible with circuits designed for 25 V operation.

Parameter Comparison

Part Number	Manufacturer	Series	Capacitance	Voltage	Tolerance	Lifetime @ Temp.	Operating Temp. Range	Ripple Current @ 120 Hz	Product Status	Inventory
UVR1E331MPD1TD	Nichicon	UVR	330 µF	25 V	±20%	2000 Hrs @ 85°C	-40°C ~ 85°C	440 mA	Not For New Designs	7048 Pcs
UFW1E331MPD1TD	Nichicon	UFW	330 µF	25 V	±20%	2000 Hrs @ 85°C	-40°C ~ 85°C	420 mA	Not For New Designs	1611 Pcs
UFW1V331MPD1TD	Nichicon	UFW	330 µF	35 V	±20%	2000 Hrs @ 85°C	-40°C ~ 85°C	470 mA	Not For New Designs	1523 Pcs
UHE1E331MPD6TD	Nichicon	UHE	330 µF	25 V	±20%	7000 Hrs @ 105°C	-40°C ~ 105°C	605.5 mA	Not For New Designs	4523 Pcs
UKA1V331MPD1TD	Nichicon	UKA	330 µF	35 V	±20%	2000 Hrs @ 105°C	-55°C ~ 105°C	350 mA	Not For New Designs	1087 Pcs
UKW1E331MPD1TD	Nichicon	UKW	330 µF	25 V	±20%	2000 Hrs @ 85°C	-40°C ~ 85°C	420 mA	Not For New Designs	1373 Pcs
UKW1V331MPD1TD	Nichicon	UKW	330 µF	35 V	±20%	2000 Hrs @ 85°C	-40°C ~ 85°C	470 mA	Not For New Designs	1130 Pcs
UPS1E331MPD1TD	Nichicon	UPS	330 µF	25 V	±20%	2000 Hrs @ 105°C	-55°C ~ 105°C	426 mA	Not For New Designs	2451 Pcs
UPW1E331MPD1TD	Nichicon	UPW	330 µF	25 V	±20%	5000 Hrs @ 105°C	-55°C ~ 105°C	494 mA	Not For New Designs	7950 Pcs
URS1V331MPD1TD	Nichicon	URS	330 µF	35 V	±20%	2000 Hrs @ 85°C	-40°C ~ 85°C	480 mA	Active	744 Pcs
UVK1V331MPD1TD	Nichicon	UVK	330 µF	35 V	±20%	2000 Hrs @ 85°C	-40°C ~ 85°C	490 mA	Not For New Designs	2107 Pcs

Engineering Selection Recommendations

For Standard Temperature Operation (-40°C ~ 85°C):

UFW1E331MPD1TD and UKW1E331MPD1TD are direct 25 V equivalents maintaining identical voltage and temperature specifications. Both are ROHS3 compliant and suitable for general-purpose and audio applications respectively. UFW1E331MPD1TD provides 1611 units in stock, while UKW1E331MPD1TD offers 1373 units.

For Extended Temperature Operation (-55°C ~ 105°C):

UPS1E331MPD1TD and UPW1E331MPD1TD extend the operating range to -55°C and support elevated temperatures to 105°C. UPS1E331MPD1TD maintains 2000-hour lifetime at 105°C, while UPW1E331MPD1TD provides extended 5000-hour lifetime at 105°C. Both are ROHS3 compliant. UPW1E331MPD1TD offers the highest inventory availability at 7950 units.

For Enhanced Ripple Current Performance:

UHE1E331MPD6TD delivers 605.5 mA ripple current at 120 Hz with 7000-hour lifetime at 105°C, supporting extended temperature operation to 105°C. This part is suitable for applications requiring superior high-frequency ripple current handling. Inventory: 4523 units.

For Voltage-Upgraded Applications (35 V Rating):

UFW1V331MPD1TD, UKW1V331MPD1TD, UVK1V331MPD1TD, and URS1V331MPD1TD provide 35 V voltage rating while maintaining identical physical dimensions and lead spacing. URS1V331MPD1TD is the only Active product status part in the 35 V category, making it the preferred choice for new designs requiring voltage margin. Inventory: 744 units.

All substitute parts maintain ROHS3 compliance and are manufactured by Nichicon with identical package specifications (Radial, Can, 0.197" lead spacing, 0.394" diameter, 0.551" height).

Frequently Asked Questions (FAQ)

Q: Can I use a 35 V rated substitute in place of the original 25 V UVR1E331MPD1TD?

A: Yes. A 35 V rated capacitor is electrically compatible with a 25 V circuit. The higher voltage rating provides additional safety margin and does not affect circuit operation. All 35 V substitutes maintain identical physical dimensions and lead spacing.

Q: What is the difference between the various Nichicon series (UVR, UFW, UHE, UKW, UPS, UPW, URS, UVK)?

A: Each series represents a distinct product line with different performance characteristics. Series differences include operating temperature ranges, lifetime ratings at specific temperatures, ripple current capabilities, and application optimization (General Purpose vs. Audio). All listed series maintain the same 330 µF capacitance, ±20% tolerance, and physical package dimensions.

Q: Which substitute offers the longest component lifetime?

A: UPW1E331MPD1TD provides 5000 hours at 105°C, the highest lifetime rating among all substitutes. UHE1E331MPD6TD offers 7000 hours at 105°C but with a different series designation. Both support extended temperature operation to 105°C.

Q: Are all substitutes ROHS3 compliant?

A: Yes. All listed substitute parts are ROHS3 compliant and REACH unaffected, matching the compliance status of the original UVR1E331MPD1TD.

Q: What is the significance of "Not For New Designs" product status?

A: This designation indicates the part has been superseded in Nichicon's product line. While existing inventory remains available, these parts are not recommended for new circuit designs. URS1V331MPD1TD is the only substitute with Active product status, making it suitable for new design implementations.

Q: Can I substitute based on ripple current requirements alone?

A: No. Ripple current is a secondary parameter. Primary substitution criteria require matching capacitance (330 µF), tolerance (±20%), polarization (Polar), package type (Radial, Can), and physical dimensions. Ripple current variations occur naturally across different series but do not prevent substitution if primary parameters align.

Q: Do all substitutes have identical lead spacing and physical dimensions?

A: Yes. All substitute parts maintain 0.197" (5.00 mm) lead spacing, 0.394" (10.00 mm) diameter, and 0.551" (14.00 mm) maximum seated height. This ensures direct mechanical compatibility on existing PCB layouts.

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