UPM1V331MPD Equivalent & Substitute Parts

Part Overview

The UPM1V331MPD is a 330 µF, 35 V aluminum electrolytic capacitor in radial, can package manufactured by Nichicon. This component is rated for 5000 hours at 105°C and carries AEC-Q200 automotive qualification. The part is classified as Not For New Designs, making identification of equivalent alternatives essential for ongoing production support and design continuity.

Key Parameters

Parameter	Value
Capacitance	330 µF
Voltage Rating	35 V
Tolerance	±20%
Lifetime @ Temperature	5000 Hrs @ 105°C
Operating Temperature Range	-55°C ~ 105°C
Polarization	Polar
Lead Spacing	0.197" (5.00mm)
Package Type	Radial, Can
Mounting Type	Through Hole
RoHS Status	ROHS3 Compliant

Substitute Part Grouping Explanation

Substitution eligibility is determined by strict parameter matching across electrical and mechanical specifications. The primary criteria are:

Electrical Parameters: Capacitance (330 µF), voltage rating (35 V), tolerance (±20%), and operating temperature range (-55°C ~ 105°C) must match exactly.

Mechanical Parameters: Lead spacing (0.197" / 5.00mm) and mounting type (Through Hole) must be identical to ensure PCB compatibility without layout modifications.

Thermal Performance: Lifetime rating at 105°C is a secondary consideration. Parts with 5000 hours rating are direct equivalents. Parts with lower lifetime ratings (2000 or 3000 hours) are classified as similar alternatives and require application-level thermal analysis.

Compliance & Ratings: AEC-Q200 automotive qualification is specific to the UPM series. General-purpose alternatives lack this certification but remain electrically compatible.

Substitute parts are grouped into three categories:

Direct Equivalents (Nichicon UPM/UPJ/UPW Series): Identical electrical specifications and 5000-hour lifetime rating with matching lead spacing.
Parametric Equivalents (Active Status): UPM1V331MPD1AA provides identical specifications with Active product status, suitable for new design transitions.
Cross-Manufacturer Alternatives (Vishay): MAL213630331E3, MAL213650331E3, and MAL213660331E3 meet all electrical and mechanical requirements with 6000-hour lifetime rating.

Parameter Comparison

Part Number	Manufacturer	Capacitance	Voltage	Lifetime @ 105°C	Lead Spacing	Size (Dia)	Height (Max)	Impedance	Product Status	Ratings
UPM1V331MPD	Nichicon	330 µF	35 V	5000 Hrs	0.197" (5.00mm)	0.394" (10.00mm)	0.866" (22.00mm)	60 mOhms	Not For New Designs	AEC-Q200
UPJ1V331MPD	Nichicon	330 µF	35 V	5000 Hrs	0.197" (5.00mm)	0.394" (10.00mm)	0.846" (21.50mm)	96 mOhms	Not For New Designs	—
UPM1V331MHD6	Nichicon	330 µF	35 V	5000 Hrs	0.197" (5.00mm)	0.492" (12.50mm)	0.669" (17.00mm)	65 mOhms	Not For New Designs	AEC-Q200
UPJ1V331MHD6	Nichicon	330 µF	35 V	5000 Hrs	0.197" (5.00mm)	0.492" (12.50mm)	0.650" (16.50mm)	100 mOhms	Not For New Designs	—
UPS1V331MPD	Nichicon	330 µF	35 V	2000 Hrs	0.197" (5.00mm)	0.394" (10.00mm)	0.689" (17.50mm)	140 mOhms	Not For New Designs	—
UPW1V331MPD	Nichicon	330 µF	35 V	5000 Hrs	0.197" (5.00mm)	0.394" (10.00mm)	0.630" (16.00mm)	68 mOhms	Not For New Designs	—
UPW1V331MPD6	Nichicon	330 µF	35 V	3000 Hrs	0.138" (4.60mm)	0.315" (8.00mm)	0.787" (20.00mm)	65 mOhms	Not For New Designs	—
UPM1V331MPD1AA	Nichicon	330 µF	35 V	5000 Hrs	0.197" (5.00mm)	0.394" (10.00mm)	0.866" (22.00mm)	60 mOhms	Active	AEC-Q200
MAL213630331E3	Vishay	330 µF	35 V	6000 Hrs	0.197" (5.00mm)	0.394" (10.00mm)	0.866" (22.00mm)	62 mOhms	Active	—
MAL213650331E3	Vishay	330 µF	35 V	6000 Hrs	0.197" (5.00mm)	0.394" (10.00mm)	0.866" (22.00mm)	62 mOhms	Active	—
MAL213660331E3	Vishay	330 µF	35 V	6000 Hrs	0.197" (5.00mm)	0.394" (10.00mm)	0.866" (22.00mm)	62 mOhms	Active	—

Engineering Selection Recommendations

For Automotive Applications (AEC-Q200 Required):

UPM1V331MPD1AA is the recommended primary substitute. It maintains identical electrical and mechanical specifications, AEC-Q200 qualification, and carries Active product status, enabling long-term supply continuity. This part is a direct parametric equivalent with no design modifications required.

For General-Purpose Applications:

UPW1V331MPD and UPJ1V331MPD are direct electrical equivalents with 5000-hour lifetime ratings and matching lead spacing. Both support drop-in replacement without PCB layout changes. UPW1V331MPD offers superior impedance performance (68 mOhms) compared to the original part (60 mOhms), while UPJ1V331MPD exhibits higher impedance (96 mOhms).

For Extended Thermal Life Requirements:

Vishay MAL213630331E3, MAL213650331E3, and MAL213660331E3 provide 6000-hour lifetime ratings at 105°C, exceeding the original 5000-hour specification. These parts maintain identical electrical parameters and lead spacing. Active product status ensures ongoing availability.

For Compact Form Factor Constraints:

UPW1V331MPD offers the shortest seated height (0.630") among direct equivalents, suitable for space-constrained applications. UPM1V331MHD6 and UPJ1V331MHD6 provide larger diameter packages (0.492") with reduced heights, accommodating alternative PCB layouts.

For Reduced Thermal Performance Applications:

UPS1V331MPD and UPW1V331MPD6 carry lower lifetime ratings (2000 and 3000 hours respectively) and are suitable only for applications with reduced thermal stress or lower operating temperatures. These parts require thermal analysis to confirm suitability.

Frequently Asked Questions (FAQ)

Q: Can UPJ1V331MPD replace UPM1V331MPD directly on the PCB?

A: Yes. Both parts share identical capacitance (330 µF), voltage rating (35 V), lead spacing (0.197" / 5.00mm), and mounting type (Through Hole). The primary difference is impedance (96 mOhms vs. 60 mOhms) and absence of AEC-Q200 rating on UPJ1V331MPD. For non-automotive applications, this substitution requires no design changes.

Q: What is the difference between UPM1V331MPD and UPM1V331MPD1AA?

A: UPM1V331MPD1AA is the Active product status equivalent of UPM1V331MPD. Both parts are electrically and mechanically identical with matching AEC-Q200 qualification. UPM1V331MPD1AA is recommended for new designs and ongoing production due to its Active status and guaranteed long-term availability.

Q: Can Vishay MAL213630331E3 replace Nichicon UPM1V331MPD?

A: Yes, for general-purpose applications. Both parts meet identical electrical specifications (330 µF, 35 V, ±20% tolerance) and mechanical requirements (lead spacing 0.197" / 5.00mm, radial can package). MAL213630331E3 offers extended lifetime (6000 hours vs. 5000 hours) and Active product status. However, it lacks AEC-Q200 automotive qualification, making it unsuitable for automotive designs requiring this certification.

Q: Why do some substitute parts have different physical dimensions?

A: UPM1V331MHD6 and UPJ1V331MHD6 feature larger diameter cans (0.492" vs. 0.394") with reduced heights. These dimensional changes do not affect electrical performance but require PCB layout verification to confirm mechanical clearance. Lead spacing remains constant at 0.197" (5.00mm), ensuring through-hole compatibility.

Q: What does "Not For New Designs" mean for the main part?

A: This status indicates the UPM1V331MPD is in mature or end-of-life phase. For new designs, UPM1V331MPD1AA (Active status) is the recommended alternative. For existing production, any listed substitute with matching electrical and mechanical parameters is acceptable.

Q: How does impedance affect substitution suitability?

A: Impedance differences (ranging from 60 to 140 mOhms across substitutes) impact ripple current handling and high-frequency performance. Lower impedance parts (UPM1V331MPD at 60 mOhms, MAL213630331E3 at 62 mOhms) provide superior performance in high-ripple-current applications. Higher impedance parts (UPS1V331MPD at 140 mOhms) are suitable only for low-ripple-current circuits. Verify application ripple current requirements before selecting a substitute.

Q: Can UPS1V331MPD be used as a long-term replacement?

A: UPS1V331MPD is not recommended for long-term replacement due to its reduced lifetime rating (2000 hours vs. 5000 hours at 105°C). This part is suitable only for applications with lower thermal stress or reduced operating temperatures. For standard operating conditions, select alternatives with 5000-hour or higher ratings.

Q: What packaging differences exist among substitutes?

A: UPW1V331MPD6 differs from other substitutes with lead spacing of 0.138" (4.60mm) instead of 0.197" (5.00mm). This requires PCB layout modification and is not a direct drop-in replacement. All other listed substitutes maintain the standard 0.197" (5.00mm) lead spacing and support direct PCB replacement.

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