UUR1V331MNL1GS Equivalent & Substitute Parts

Part Overview

The UUR1V331MNL1GS is a 330 µF, 35 V aluminum electrolytic capacitor in Surface Mount Device (SMD) packaging manufactured by Nichicon. This component is classified as Obsolete, indicating it is no longer in active production. 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 and ripple current handling.

Due to its obsolete status, equivalent and substitute parts from active manufacturers are necessary to ensure design continuity, supply chain reliability, and long-term component availability for new production runs and field replacements.

Key Parameters

Parameter	Value
Capacitance	330 µF
Voltage Rating	35 V
Tolerance	±20%
Package Type	Radial, Can - SMD
Mounting Type	Surface Mount
Size / Dimension	0.394" Dia (10.00mm)
Height - Seated (Max)	0.413" (10.50mm)
Surface Mount Land Size	0.406" L x 0.406" W (10.30mm x 10.30mm)
Lifetime @ Temperature	2000 Hrs @ 85°C
Operating Temperature Range	-40°C ~ 85°C
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level (MSL)	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution of the UUR1V331MNL1GS is determined by strict adherence to the following electrical and mechanical parameters:

Critical Parameters for Substitution:

Capacitance: 330 µF (exact match required)
Voltage Rating: 35 V (exact match required)
Tolerance: ±20% (exact match required)
Package Type: Radial, Can - SMD (exact match required)
Mounting Type: Surface Mount (exact match required)
Physical Dimensions: 0.394" Dia (10.00mm), Height ≤ 0.413" (10.50mm), Land Size 0.406" L x 0.406" W (10.30mm x 10.30mm)

Allowable Variations:

Lifetime @ Temperature: May exceed 2000 Hrs @ 85°C (higher values acceptable)
Operating Temperature Range: May exceed -40°C ~ 85°C (wider ranges acceptable)
Ripple Current: May exceed specified values (higher values acceptable)
Product Status: Active or Not For New Designs acceptable; Obsolete or Last Time Buy not recommended for new designs
Compliance Ratings: AEC-Q200 certification acceptable for automotive applications

Substitute parts are grouped based on manufacturer recommendation status, product lifecycle status, and compliance certifications. All listed substitutes maintain identical electrical specifications and physical footprints compatible with the original design.

Parameter Comparison

Part Number	Manufacturer	Capacitance	Voltage	Tolerance	Lifetime @ Temp	Operating Temp Range	Product Status	RoHS Status	Height (Max)	Ripple Current @ 120 Hz
UUR1V331MNL1GS	Nichicon	330 µF	35 V	±20%	2000 Hrs @ 85°C	-40°C ~ 85°C	Obsolete	ROHS3	0.413" (10.50mm)	324 mA
UCD1V331MNL1GS	Nichicon	330 µF	35 V	±20%	5000 Hrs @ 105°C	-55°C ~ 105°C	Active	ROHS3	0.413" (10.50mm)	425 mA
EEE-1VA331P	Panasonic Electronic Components	330 µF	35 V	±20%	2000 Hrs @ 85°C	-40°C ~ 85°C	Not For New Designs	RoHS	0.402" (10.20mm)	350 mA
EEE-1VA331UAP	Panasonic Electronic Components	330 µF	35 V	±20%	1000 Hrs @ 85°C	-40°C ~ 85°C	Active	ROHS3	0.402" (10.20mm)	350 mA
TYEH1V337H10MTR	TE Connectivity Passive Product	330 µF	35 V	±20%	2000 Hrs @ 105°C	-40°C ~ 105°C	Active	RoHS	0.394" (10.00mm)	350 mA
AVS337M35G24T-F	Cornell Dubilier Electronics (CDE)	330 µF	35 V	±20%	2000 Hrs @ 85°C	-40°C ~ 85°C	Not For New Designs	ROHS3	0.402" (10.20mm)	320 mA
EMVA350ADA331MJA0G	Chemi-Con	330 µF	35 V	±20%	2000 Hrs @ 85°C	-40°C ~ 85°C	Last Time Buy	ROHS3	0.394" (10.00mm)	360 mA
EDK337M035A9PAA	KEMET	330 µF	35 V	±20%	2000 Hrs @ 85°C	-40°C ~ 85°C	Active	ROHS3	0.413" (10.50mm)	350 mA
VE-331M1VTR-1010S	SURGE	330 µF	35 V	±20%	2000 Hrs @ 85°C	-40°C ~ 85°C	Active	ROHS3	0.413" (10.50mm)	400 mA

Engineering Selection Recommendations

Primary Recommendation - Manufacturer Upgrade: UCD1V331MNL1GS (Nichicon) is the manufacturer-recommended upgrade from the obsolete UUR1V331MNL1GS. This part maintains the same manufacturer lineage, offers extended lifetime (5000 Hrs @ 105°C versus 2000 Hrs @ 85°C), expanded operating temperature range (-55°C ~ 105°C), and Active product status. ROHS3 compliance and AEC-Q200 automotive rating provide enhanced reliability for demanding applications.

Direct Equivalents - Active Status: EEE-1VA331UAP (Panasonic) and EDK337M035A9PAA (KEMET) are Active products with identical electrical specifications. Both maintain ROHS3 compliance and support general-purpose applications. EEE-1VA331UAP offers lower lifetime (1000 Hrs @ 85°C) but remains suitable for applications not requiring extended thermal endurance. EDK337M035A9PAA matches the original lifetime specification (2000 Hrs @ 85°C).

Alternative Options - Specialized Applications: TYEH1V337H10MTR (TE Connectivity) provides extended temperature operation (-40°C ~ 105°C) with Active status and RoHS compliance. VE-331M1VTR-1010S (SURGE) offers the highest ripple current capacity (400 mA @ 120 Hz) among listed substitutes, beneficial for high-ripple applications.

Not Recommended for New Designs: EEE-1VA331P (Panasonic) and AVS337M35G24T-F (CDE) carry "Not For New Designs" status. EMVA350ADA331MJA0G (Chemi-Con) is designated "Last Time Buy," indicating imminent discontinuation.

Frequently Asked Questions (FAQ)

Q: Can I use a substitute part with a higher lifetime rating than the original UUR1V331MNL1GS? A: Yes. Higher lifetime ratings (e.g., 5000 Hrs @ 105°C) indicate improved thermal endurance and are acceptable substitutes. The component will perform at least as well as the original in the same application.

Q: Are all substitute parts physically compatible with the original PCB footprint? A: All listed substitutes maintain the same 0.394" diameter (10.00mm) and compatible height specifications (≤ 0.413" / 10.50mm) with identical 0.406" L x 0.406" W (10.30mm x 10.30mm) land sizes. Physical compatibility is confirmed across all substitutes.

Q: What is the difference between ROHS3 and RoHS compliance? A: ROHS3 represents the most current Restriction of Hazardous Substances directive compliance standard. Both ROHS3 and RoHS-compliant parts meet environmental regulations; ROHS3 indicates compliance with the latest standard revision.

Q: Can I substitute a part with "Not For New Designs" status? A: Parts marked "Not For New Designs" are acceptable for field replacements and legacy system maintenance but should not be selected for new product development. For new designs, prioritize Active status parts such as UCD1V331MNL1GS, EEE-1VA331UAP, EDK337M035A9PAA, TYEH1V337H10MTR, or VE-331M1VTR-1010S.

Q: Does the ripple current specification affect substitution compatibility? A: Ripple current capacity must meet or exceed the application requirement. All listed substitutes provide ripple current ratings of 320 mA or higher at 120 Hz, exceeding or matching the original 324 mA specification. Higher ripple current ratings provide additional design margin.

Q: What is the significance of AEC-Q200 rating on some substitute parts? A: AEC-Q200 certification indicates automotive-grade qualification with enhanced reliability testing. Parts bearing this rating are suitable for automotive and high-reliability applications. Non-AEC-Q200 parts remain suitable for general-purpose applications.

Q: Is the operating temperature range critical for substitution? A: The operating temperature range must encompass the application's thermal requirements. All substitutes support at least -40°C ~ 85°C operation, matching the original. Parts with extended ranges (e.g., -55°C ~ 105°C) provide additional thermal margin for demanding environments.

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