UPM2A331MHD6 Equivalent & Substitute Parts

Part Overview

The UPM2A331MHD6 is a 330 µF, 100 V aluminum electrolytic capacitor in radial, can package manufactured by Nichicon. This component is rated for 5000 hours at 105°C and meets AEC-Q200 automotive qualification standards. The part is classified as "Not For New Designs," making identification of functionally equivalent alternatives essential for ongoing production support, maintenance applications, and design transitions.

Key Parameters

Parameter	Value
Capacitance	330 µF
Voltage Rating	100 V
Tolerance	±20%
Lifetime @ Temperature	5000 Hrs @ 105°C
Operating Temperature Range	-55°C ~ 105°C
Polarization	Polar
Lead Spacing	0.295" (7.50mm)
Package Type	Radial, Can
Mounting Type	Through Hole
RoHS Status	ROHS3 Compliant

Substitute Part Grouping Explanation

Substitution eligibility is determined by strict equivalence across the following parameters: capacitance (330 µF), voltage rating (100 V), tolerance (±20%), polarization (polar), lead spacing (0.295" / 7.50mm), package type (radial can), and mounting type (through hole). All substitute parts must maintain these core electrical and mechanical specifications.

Substitute parts are grouped into three categories:

Direct Substitutes (Identical Specifications): Parts with matching capacitance, voltage, tolerance, physical dimensions, and lifetime ratings. These include UPM2A331MHD6TN (Nichicon, Cut Tape packaging) and B41858D9337M000 (EPCOS/TDK Electronics, automotive-rated).

Similar Substitutes (Core Parameters Match, Minor Variations): Parts meeting all core electrical specifications with acceptable variations in physical dimensions, impedance, or ripple current ratings. These include UPJ2A331MHD6, UPJ2A331MHD, UPS2A331MHD, UPW2A331MHD (Nichicon series variants), EEU-FC2A331, EEU-FC2A331S, EEU-FC2A331SB (Panasonic FC series), and ELXV101ELL331MM25S (Chemi-Con LXV series).

Upgrade Substitutes (Enhanced Performance): Parts with superior lifetime ratings or active product status while maintaining core specifications. ELXV101ELL331MM25S (Chemi-Con) and EEU-FC series (Panasonic) represent active alternatives with AEC-Q200 certification.

Parameter Comparison

Part Number	Manufacturer	Series	Capacitance	Voltage	Lifetime @ 105°C	Impedance	Size Dia	Height (Max)	Packaging	Product Status	AEC-Q200
UPM2A331MHD6	Nichicon	UPM	330 µF	100 V	5000 Hrs	70 mOhms	0.709"	1.063"	Bulk	Not For New Designs	Yes
UPM2A331MHD6TN	Nichicon	UPM	330 µF	100 V	5000 Hrs	70 mOhms	0.709"	1.063"	Cut Tape	Not For New Designs	Yes
UPJ2A331MHD6	Nichicon	UPJ	330 µF	100 V	5000 Hrs	70 mOhms	0.709"	1.043"	Bulk	Not For New Designs	No
UPJ2A331MHD	Nichicon	UPJ	330 µF	100 V	5000 Hrs	62 mOhms	0.630"	1.299"	Bulk	Not For New Designs	No
UPS2A331MHD	Nichicon	UPS	330 µF	100 V	3000 Hrs	90 mOhms	0.630"	1.063"	Bulk	Not For New Designs	No
UPW2A331MHD	Nichicon	UPW	330 µF	100 V	8000 Hrs	90 mOhms	0.630"	0.984"	Bulk	Not For New Designs	No
B41858D9337M000	EPCOS/TDK	B41858	330 µF	100 V	5000 Hrs	95 mOhms	0.709"	1.063"	Bulk	Active	No
ELXV101ELL331MM25S	Chemi-Con	LXV	330 µF	100 V	5000 Hrs	70 mOhms	0.709"	1.043"	Bulk	Active	Yes
EEU-FC2A331	Panasonic	FC	330 µF	100 V	5000 Hrs	62 mOhms	0.630"	1.240"	Bulk	Active	Yes
EEU-FC2A331S	Panasonic	FC	330 µF	100 V	5000 Hrs	70 mOhms	0.709"	0.984"	Bulk	Active	Yes
EEU-FC2A331SB	Panasonic	FC	330 µF	100 V	5000 Hrs	70 mOhms	0.709"	1.063"	Cut Tape	Active	Yes

Engineering Selection Recommendations

For Direct Replacement (Identical Specifications): UPM2A331MHD6TN is the primary direct substitute, differing only in packaging format (Cut Tape vs. Bulk). Both maintain AEC-Q200 automotive qualification and identical electrical performance. B41858D9337M000 (EPCOS/TDK) provides equivalent physical dimensions and lifetime rating with automotive application suitability, though it carries active product status.

For Automotive Applications Requiring AEC-Q200 Certification: ELXV101ELL331MM25S (Chemi-Con LXV series) and EEU-FC2A331SB (Panasonic FC series) are active alternatives with maintained AEC-Q200 compliance. Both support 5000-hour lifetime at 105°C and are suitable for new design transitions.

For General Purpose Applications: UPJ2A331MHD6, UPJ2A331MHD, UPS2A331MHD, and UPW2A331MHD (Nichicon variants) meet core electrical specifications. UPW2A331MHD offers extended 8000-hour lifetime at 105°C. These parts lack AEC-Q200 certification and are classified as "Not For New Designs."

For Active Product Status: EEU-FC series (Panasonic) and ELXV101ELL331MM25S (Chemi-Con) maintain active product status, ensuring long-term availability and supply chain continuity.

Physical Dimension Considerations: Verify PCB layout compatibility. UPJ2A331MHD and UPS2A331MHD feature reduced diameter (0.630" vs. 0.709") with varying heights. EEU-FC2A331S and EEU-FC2A331SB maintain 0.709" diameter matching the original part.

Frequently Asked Questions (FAQ)

Q: Can UPM2A331MHD6TN replace UPM2A331MHD6 directly?

A: Yes. UPM2A331MHD6TN is electrically and mechanically identical to UPM2A331MHD6. The only difference is packaging format: Cut Tape (CT) versus Bulk. Both carry AEC-Q200 certification and 5000-hour lifetime at 105°C. Verify tape reel compatibility with assembly equipment if transitioning from bulk to cut tape format.

Q: What is the difference between Nichicon UPM, UPJ, UPS, and UPW series?

A: All four series share identical 330 µF, 100 V specifications and ±20% tolerance. Primary differences are lifetime ratings and ripple current performance. UPM: 5000 Hrs @ 105°C, AEC-Q200 automotive. UPJ: 5000 Hrs @ 105°C, general purpose. UPS: 3000 Hrs @ 105°C, general purpose. UPW: 8000 Hrs @ 105°C, general purpose. UPM is the only series with automotive qualification.

Q: Are Panasonic EEU-FC2A331 variants suitable for automotive applications?

A: Yes. EEU-FC2A331, EEU-FC2A331S, and EEU-FC2A331SB all carry AEC-Q200 certification and are rated for automotive applications. All maintain 5000-hour lifetime at 105°C. Physical dimensions vary slightly: EEU-FC2A331 is 0.630" diameter, while EEU-FC2A331S and EEU-FC2A331SB are 0.709" diameter. Verify PCB layout compatibility before selection.

Q: Why is ELXV101ELL331MM25S (Chemi-Con) listed as an upgrade?

A: ELXV101ELL331MM25S maintains all core electrical specifications (330 µF, 100 V, 5000 Hrs @ 105°C) while holding active product status, unlike the original UPM2A331MHD6 which is "Not For New Designs." It also carries AEC-Q200 certification, making it suitable for new automotive designs and ensuring long-term supply availability.

Q: What are the impedance differences, and do they matter?

A: Impedance values range from 62 mOhms to 95 mOhms across substitutes. Lower impedance (62 mOhms) provides better high-frequency ripple current performance. The original UPM2A331MHD6 specifies 70 mOhms. Substitutes with higher impedance (90-95 mOhms) may exhibit slightly reduced ripple current capacity. Verify ripple current requirements in your application before selecting parts with significantly different impedance values.

Q: Can I use UPS2A331MHD if my application requires 5000-hour lifetime?

A: No. UPS2A331MHD is rated for only 3000 hours at 105°C, compared to the original part's 5000-hour rating. For applications requiring 5000-hour minimum lifetime, select UPM2A331MHD6TN, UPJ2A331MHD6, UPJ2A331MHD, UPW2A331MHD, B41858D9337M000, ELXV101ELL331MM25S, or any EEU-FC variant.

Q: What packaging options are available?

A: UPM2A331MHD6 is supplied in Bulk packaging. UPM2A331MHD6TN and EEU-FC2A331SB are available in Cut Tape (CT) format. All other substitutes are Bulk packaged. Confirm your assembly process requirements before selecting between bulk and cut tape formats.

Q: Are all substitutes RoHS3 compliant?

A: Yes. All listed substitute parts maintain ROHS3 compliance, matching the original UPM2A331MHD6 specification.

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