UPM1J331MHD6 Equivalent & Substitute Parts

Part Overview

The UPM1J331MHD6 is a 330 µF, 63 V aluminum electrolytic capacitor in radial configuration manufactured by Nichicon. This component is rated for 5000 hours at 105°C with AEC-Q200 automotive qualification. The part is classified as Not For New Designs, indicating it has been superseded in Nichicon's product line. Equivalent and substitute parts are necessary for applications requiring continued supply, design flexibility, or specific performance characteristics such as extended lifetime ratings or alternative form factors.

Key Parameters

Parameter	Value
Capacitance	330 µF
Voltage Rating	63 V
Tolerance	±20%
Lifetime @ 105°C	5000 Hrs
Operating Temperature Range	-55°C to 105°C
Polarization	Polar
Package Type	Radial, Can
Mounting Type	Through Hole
Lead Spacing	0.295" (7.50 mm)
Diameter	0.709" (18.00 mm)
Height	0.669" (17.00 mm)
Impedance	50 mOhms
Ripple Current @ 120 Hz	1.08 A
Ripple Current @ 10 kHz	1.41 A
RoHS Status	ROHS3 Compliant
Ratings	AEC-Q200
Applications	Automotive

Substitute Part Grouping Explanation

Substitution eligibility is determined by strict equivalence across the following critical parameters:

Capacitance: 330 µF (exact match required)
Voltage Rating: 63 V (exact match required)
Tolerance: ±20% (exact match required)
Polarization: Polar (exact match required)
Package Type: Radial, Can (exact match required)
Mounting Type: Through Hole (exact match required)
Operating Temperature Range: -55°C to 105°C (exact match required)

Substitute parts are grouped into the following categories:

Direct Equivalents (Nichicon UPM Series): Parts maintaining identical electrical specifications and automotive qualification (AEC-Q200). UPM1J331MHD6AA is an active product variant with identical parameters.

Nichicon Alternative Series (UPJ, UPS, UPW): Parts with matching core electrical specifications but differing in lifetime ratings, impedance characteristics, or lead spacing. These require mechanical verification for PCB compatibility.

Cross-Manufacturer Equivalents (Panasonic EEU-FC Series, Chemi-Con LXY Series): Parts from alternative manufacturers meeting identical electrical and mechanical specifications with AEC-Q200 automotive qualification.

Parameter Comparison

Part Number	Manufacturer	Capacitance	Voltage	Tolerance	Lifetime @ 105°C	Lead Spacing	Diameter	Height	Impedance	Ripple Current @ 120 Hz	AEC-Q200	Status
UPM1J331MHD6	Nichicon	330 µF	63 V	±20%	5000 Hrs	0.295" (7.50 mm)	0.709" (18.00 mm)	0.669" (17.00 mm)	50 mOhms	1.08 A	Yes	Not For New Designs
UPM1J331MHD6AA	Nichicon	330 µF	63 V	±20%	5000 Hrs	0.295" (7.50 mm)	0.709" (18.00 mm)	0.669" (17.00 mm)	50 mOhms	1.08 A	Yes	Active
UPJ1J331MHD6	Nichicon	330 µF	63 V	±20%	5000 Hrs	0.295" (7.50 mm)	0.709" (18.00 mm)	0.650" (16.50 mm)	78 mOhms	1.08 A	No	Not For New Designs
UPJ1J331MHD	Nichicon	330 µF	63 V	±20%	5000 Hrs	0.197" (5.00 mm)	0.492" (12.50 mm)	1.043" (26.50 mm)	72 mOhms	1.09 A	No	Not For New Designs
UPM1J331MHD	Nichicon	330 µF	63 V	±20%	5000 Hrs	0.197" (5.00 mm)	0.492" (12.50 mm)	1.063" (27.00 mm)	49 mOhms	1.09 A	Yes	Not For New Designs
UPS1J331MHD	Nichicon	330 µF	63 V	±20%	3000 Hrs	0.197" (5.00 mm)	0.492" (12.50 mm)	0.866" (22.00 mm)	120 mOhms	695.8 mA	No	Not For New Designs
UPW1J331MHD	Nichicon	330 µF	63 V	±20%	7000 Hrs	0.197" (5.00 mm)	0.492" (12.50 mm)	0.787" (20.00 mm)	85 mOhms	838.5 mA	No	Not For New Designs
EEU-FC1J331	Panasonic	330 µF	63 V	±20%	5000 Hrs	0.197" (5.00 mm)	0.492" (12.50 mm)	0.787" (20.00 mm)	85 mOhms	835.3 mA	Yes	Active
EEU-FC1J331B	Panasonic	330 µF	63 V	±20%	5000 Hrs	0.197" (5.00 mm)	0.492" (12.50 mm)	0.866" (22.00 mm)	85 mOhms	835.3 mA	Yes	Active
EEU-FC1J331L	Panasonic	330 µF	63 V	±20%	3000 Hrs	0.197" (5.00 mm)	0.394" (10.00 mm)	1.181" (30.00 mm)	90 mOhms	845 mA	Yes	Active
ELXY630ELL331ML20S	Chemi-Con	330 µF	63 V	±20%	8000 Hrs	0.295" (7.50 mm)	0.630" (16.00 mm)	0.787" (20.00 mm)	85 mOhms	550 mA	Yes	Active

Engineering Selection Recommendations

Primary Recommendation: UPM1J331MHD6AA (Nichicon) is the direct active equivalent. This part maintains identical electrical specifications, mechanical dimensions, impedance characteristics, and AEC-Q200 automotive qualification. Selection of this part eliminates all compatibility concerns and provides continued manufacturer support.

Cross-Manufacturer Automotive-Qualified Alternatives: EEU-FC1J331 (Panasonic) and ELXY630ELL331ML20S (Chemi-Con) are both AEC-Q200 qualified with matching electrical specifications. These parts require PCB layout verification due to different lead spacing (0.197" vs. 0.295") and form factor variations. EEU-FC1J331 is available in active status. ELXY630ELL331ML20S offers extended lifetime (8000 hours at 105°C) for applications requiring enhanced reliability.

Nichicon Series Alternatives: UPJ1J331MHD6 and UPM1J331MHD maintain electrical equivalence but differ in lead spacing and form factor. These require mechanical PCB compatibility assessment. UPW1J331MHD provides extended lifetime (7000 hours) but with reduced ripple current capability. UPS1J331MHD has reduced lifetime (3000 hours) and lower ripple current rating, suitable only for non-critical applications.

Compliance Consideration: Parts without AEC-Q200 rating (UPJ series, UPS1J331MHD, UPW1J331MHD) are not suitable for automotive applications requiring qualification compliance.

Frequently Asked Questions (FAQ)

Q: Can UPM1J331MHD6 be replaced with UPJ1J331MHD6?

A: Electrical substitution is possible as both parts share 330 µF, 63 V, ±20% specifications. However, mechanical compatibility must be verified. UPJ1J331MHD6 has a maximum height of 0.650" (16.50 mm) compared to 0.669" (17.00 mm) for UPM1J331MHD6. Lead spacing is identical at 0.295" (7.50 mm). UPJ1J331MHD6 lacks AEC-Q200 qualification and is not suitable for automotive applications.

Q: What is the difference between UPM1J331MHD and UPM1J331MHD6?

A: Both parts are from the Nichicon UPM series with identical electrical specifications (330 µF, 63 V, 5000 Hrs @ 105°C, AEC-Q200). The primary difference is lead spacing: UPM1J331MHD6 uses 0.295" (7.50 mm) spacing with larger form factor (0.709" diameter, 0.669" height), while UPM1J331MHD uses 0.197" (5.00 mm) spacing with smaller form factor (0.492" diameter, 1.063" height). PCB layout compatibility must be verified before substitution.

Q: Are Panasonic EEU-FC1J331 and Chemi-Con ELXY630ELL331ML20S direct replacements?

A: Both parts meet electrical specifications (330 µF, 63 V, ±20%, 5000 Hrs @ 105°C) and carry AEC-Q200 automotive qualification. However, mechanical differences exist. EEU-FC1J331 has 0.197" (5.00 mm) lead spacing and 0.787" (20.00 mm) height. ELXY630ELL331ML20S has 0.295" (7.50 mm) lead spacing and 0.787" (20.00 mm) height. PCB footprint compatibility must be confirmed. ELXY630ELL331ML20S offers extended lifetime (8000 hours vs. 5000 hours).

Q: Why do some substitutes have different ripple current ratings?

A: Ripple current capability is determined by internal construction, ESR characteristics, and thermal design. Parts with lower impedance (UPM1J331MHD at 49 mOhms) support higher ripple current (1.09 A @ 120 Hz) compared to parts with higher impedance (UPS1J331MHD at 120 mOhms, 695.8 mA @ 120 Hz). Application ripple current requirements must be verified against substitute part specifications.

Q: Can UPS1J331MHD be used as a substitute despite lower lifetime rating?

A: UPS1J331MHD has reduced lifetime (3000 hours at 105°C vs. 5000 hours) and lower ripple current capability (695.8 mA @ 120 Hz vs. 1.08 A). Electrical substitution is possible only if application operating conditions do not exceed these reduced ratings. This part is not suitable for automotive applications requiring AEC-Q200 qualification.

Q: What packaging options are available for equivalent parts?

A: UPM1J331MHD6AA, UPJ1J331MHD6, UPM1J331MHD, UPS1J331MHD, UPW1J331MHD, and ELXY630ELL331ML20S are supplied in Bulk packaging. EEU-FC1J331 is available in Bulk packaging. EEU-FC1J331B is supplied in Cut Tape (CT) packaging. Packaging selection depends on assembly process requirements and order quantity.

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