Equivalent & Substitute Parts for UVR1V331MPD

Part Overview

The UVR1V331MPD is a 330 µF, 35 V aluminum electrolytic capacitor in radial configuration manufactured by Nichicon. This component is classified as not for new designs, making identification of equivalent and substitute parts essential for ongoing maintenance, repair, and legacy system support. The part operates across a temperature range of -40°C to 85°C with a rated lifetime of 2000 hours at 85°C, serving general-purpose applications requiring reliable energy storage and filtering.

Key Parameters

Parameter	Value
Capacitance	330 µF
Tolerance	±20%
Voltage Rating	35 V
Lifetime @ Temperature	2000 Hrs @ 85°C
Operating Temperature Range	-40°C ~ 85°C
Polarization	Polar
Package / Case	Radial, Can
Lead Spacing	0.197" (5.00 mm)
Size / Dimension	0.394" Dia (10.00 mm)
Height - Seated (Max)	0.551" (14.00 mm)
Mounting Type	Through Hole
RoHS Status	ROHS3 Compliant

Substitute Part Grouping Explanation

Substitution of the UVR1V331MPD is determined by strict adherence to the following electrical and mechanical parameters:

Primary Substitution Criteria:

Capacitance: 330 µF (exact match required)
Voltage Rating: 35 V (exact match required)
Tolerance: ±20% (exact match required)
Polarization: Polar (exact match required)
Package / Case: Radial, Can (exact match required)
Lead Spacing: 0.197" (5.00 mm) (exact match required)
Size / Dimension: 0.394" Dia (10.00 mm) (exact match required)
Height - Seated (Max): 0.551" (14.00 mm) (exact match required)
Mounting Type: Through Hole (exact match required)

Secondary Consideration Parameters:

Operating Temperature Range (may be extended)
Lifetime @ Temperature (may be extended)
Ripple Current ratings (may be higher)
ESR / Impedance (lower values indicate improved performance)

Parts are grouped into the following categories:

Upgrade Parts: Enhanced lifetime or operating temperature range while maintaining identical mechanical and primary electrical specifications.

Similar Parts: Identical electrical specifications with minor mechanical variations (different case diameter or height) that may require PCB layout verification.

Parametric Equivalents: Identical primary specifications with active product status, suitable for new procurement.

Direct Equivalents: Alternative manufacturer parts meeting all primary specifications, available from different suppliers.

Parameter Comparison

Part Number	Manufacturer	Series	Capacitance	Voltage	Tolerance	Lifetime @ Temp	Operating Temp Range	Lead Spacing	Size Dia	Height Max	Product Status	RoHS
UVR1V331MPD	Nichicon	UVR	330 µF	35 V	±20%	2000 Hrs @ 85°C	-40°C ~ 85°C	0.197" (5.00 mm)	0.394" (10.00 mm)	0.551" (14.00 mm)	Not For New Designs	ROHS3
UHV1V331MPD	Nichicon	UHV	330 µF	35 V	±20%	6000 Hrs @ 105°C	-40°C ~ 105°C	0.197" (5.00 mm)	0.394" (10.00 mm)	0.551" (14.00 mm)	Not For New Designs	ROHS3
UKA1V331MPD	Nichicon	UKA	330 µF	35 V	±20%	2000 Hrs @ 105°C	-55°C ~ 105°C	0.197" (5.00 mm)	0.394" (10.00 mm)	0.551" (14.00 mm)	Not For New Designs	ROHS3
UKL1V331MHD	Nichicon	UKL	330 µF	35 V	±20%	2000 Hrs @ 85°C	-40°C ~ 85°C	0.197" (5.00 mm)	0.492" (12.50 mm)	0.846" (21.50 mm)	Not For New Designs	ROHS3
URS1V331MPD	Nichicon	URS	330 µF	35 V	±20%	2000 Hrs @ 85°C	-40°C ~ 85°C	0.197" (5.00 mm)	0.394" (10.00 mm)	0.551" (14.00 mm)	Active	ROHS3
337CKE035M	Cornell Dubilier / Illinois Capacitor	CKE	330 µF	35 V	±20%	2000 Hrs @ 105°C	-40°C ~ 105°C	0.197" (5.00 mm)	0.394" (10.00 mm)	0.551" (14.00 mm)	Active	ROHS3
35PX330MEFC10X12.5	Rubycon	PX	330 µF	35 V	±20%	2000 Hrs @ 105°C	-55°C ~ 105°C	0.197" (5.00 mm)	0.394" (10.00 mm)	0.551" (14.00 mm)	Active	ROHS3
35YXJ330M10X12.5	Rubycon	YXJ	330 µF	35 V	±20%	10000 Hrs @ 105°C	-40°C ~ 105°C	0.197" (5.00 mm)	0.394" (10.00 mm)	0.551" (14.00 mm)	Active	ROHS3
35ZLH330MEFC10X12.5	Rubycon	ZLH	330 µF	35 V	±20%	10000 Hrs @ 105°C	-40°C ~ 105°C	0.197" (5.00 mm)	0.394" (10.00 mm)	0.551" (14.00 mm)	Active	ROHS3
35ZLS330MEFC10X12.5	Rubycon	ZLS	330 µF	35 V	±20%	6000 Hrs @ 105°C	-40°C ~ 105°C	0.197" (5.00 mm)	0.394" (10.00 mm)	0.551" (14.00 mm)	Active	ROHS3
B41821A7337M000	EPCOS - TDK Electronics	B41821	330 µF	35 V	±20%	2000 Hrs @ 85°C	-40°C ~ 85°C	0.197" (5.00 mm)	0.394" (10.00 mm)	0.531" (14.60 mm)	Active	ROHS3

Engineering Selection Recommendations

For Direct Replacement (Identical Specifications): URS1V331MPD is the primary recommendation. This Nichicon part maintains all electrical and mechanical specifications of the UVR1V331MPD while carrying Active product status, ensuring continued availability and supply chain stability.

For Enhanced Reliability (Extended Lifetime): UHV1V331MPD, 35YXJ330M10X12.5, and 35ZLH330MEFC10X12.5 provide extended lifetime ratings (6000 to 10000 hours at 105°C) compared to the original 2000 hours at 85°C. These parts are suitable for applications requiring improved long-term performance and are all ROHS3 compliant.

For Extended Temperature Range: UKA1V331MPD and 35PX330MEFC10X12.5 extend the lower operating temperature limit to -55°C, accommodating applications in cold environments while maintaining the 35 V rating and 330 µF capacitance.

For Alternative Manufacturers: 337CKE035M (Cornell Dubilier / Illinois Capacitor) and 35ZLS330MEFC10X12.5 (Rubycon) provide cross-manufacturer equivalents with Active product status and ROHS3 compliance.

For Mechanical Variations: UKL1V331MHD differs in physical dimensions (0.492" diameter, 0.846" height) and requires PCB layout verification before substitution. This part maintains identical electrical specifications but occupies a larger footprint.

For Height-Constrained Applications: B41821A7337M000 (EPCOS - TDK Electronics) offers a slightly reduced seated height of 0.531" compared to the standard 0.551", providing a marginal space advantage while maintaining all other specifications.

Frequently Asked Questions (FAQ)

Q: Can I substitute UVR1V331MPD with any part having 330 µF and 35 V ratings? A: No. Substitution requires exact matching of capacitance (330 µF), voltage rating (35 V), tolerance (±20%), polarization (polar), package type (radial can), lead spacing (0.197" / 5.00 mm), case diameter (0.394" / 10.00 mm), and seated height (0.551" / 14.00 mm). Deviations in any of these parameters may result in incompatibility with the PCB layout or circuit requirements.

Q: What is the difference between "Upgrade," "Similar," "Parametric Equivalent," and "Direct" substitute classifications? A: Upgrade parts maintain identical mechanical and primary electrical specifications while offering extended lifetime or operating temperature ranges. Similar parts have identical electrical specifications but different physical dimensions. Parametric equivalents match all primary specifications with active product status. Direct equivalents are alternative manufacturer parts meeting all primary specifications.

Q: Is UKL1V331MHD a suitable replacement for UVR1V331MPD? A: UKL1V331MHD matches all electrical specifications but has different physical dimensions (0.492" diameter and 0.846" height versus 0.394" diameter and 0.551" height). Substitution requires verification that the PCB layout accommodates the larger footprint. Lead spacing remains identical at 0.197" (5.00 mm).

Q: Why should I consider parts with extended lifetime ratings? A: Parts such as 35YXJ330M10X12.5 and 35ZLH330MEFC10X12.5 offer 10000-hour lifetimes at 105°C compared to 2000 hours at 85°C for the original UVR1V331MPD. Extended lifetime ratings provide improved reliability margins in applications subject to sustained thermal stress or requiring long service intervals.

Q: Are all substitute parts ROHS3 compliant? A: Yes. All substitute parts listed in this reference maintain ROHS3 compliance, ensuring compatibility with environmental and regulatory requirements.

Q: Can I use 35PX330MEFC10X12.5 in applications requiring operation below -40°C? A: Yes. 35PX330MEFC10X12.5 extends the lower operating temperature limit to -55°C, compared to -40°C for UVR1V331MPD. This part is suitable for cold-environment applications while maintaining all other electrical specifications.

Q: What is the significance of ESR and impedance values in substitute selection? A: Lower ESR and impedance values indicate reduced internal resistance and improved high-frequency performance. Parts such as 35ZLH330MEFC10X12.5 (39 mOhms impedance) and 35YXJ330M10X12.5 (80 mOhms impedance) provide superior ripple current handling compared to parts without specified impedance values, making them suitable for high-ripple-current applications.

Q: Is URS1V331MPD the best choice for new procurement? A: URS1V331MPD carries Active product status and maintains all specifications of UVR1V331MPD, making it suitable for ongoing procurement. However, for new designs requiring extended lifetime or temperature range, alternatives such as 35YXJ330M10X12.5 or UHV1V331MPD may provide better long-term performance characteristics.

Request Quote (Ships tomorrow)

Part Number

Quantity

Company

Contact Name

E-mail

Message