UPM1C331MPD6 Equivalent & Substitute Parts

Part Overview

The UPM1C331MPD6 is a 330 µF, 16 V aluminum electrolytic capacitor in radial configuration manufactured by Nichicon. This component is rated for 5000 hours at 105°C and carries AEC-Q200 automotive qualification. The part is designated as "Not For New Designs," indicating it has been superseded in Nichicon's product line. Identifying equivalent and substitute parts is necessary for ongoing maintenance, repair, and legacy system support where this capacitor remains in active use.

Key Parameters

Parameter	Value
Capacitance	330 µF
Voltage Rating	16 V
Tolerance	±20%
Lifetime @ 105°C	5000 Hrs
Operating Temperature Range	-55°C ~ 105°C
Polarization	Polar
Package Type	Radial, Can
Mounting	Through Hole
Lead Spacing	0.197" (5.00 mm)
Case Diameter	0.394" (10.00 mm)
Height	0.571" (14.50 mm)
Impedance	120 mOhms
Ripple Current @ 120 Hz	510 mA
Ripple Current @ 10 kHz	670 mA
RoHS Status	ROHS3 Compliant
AEC-Q200 Rating	Yes
Application Category	Automotive

Substitute Part Grouping Explanation

Substitution of the UPM1C331MPD6 is determined by strict equivalence across the following parameters:

Electrical equivalence: Capacitance (330 µF), voltage rating (16 V), and tolerance (±20%) must match exactly
Thermal performance: Lifetime rating at 105°C determines suitability for thermal stress environments
Physical compatibility: Lead spacing (5.00 mm), case diameter (10.00 mm), and height must accommodate PCB layout constraints
Reliability standards: AEC-Q200 automotive qualification and operating temperature range (-55°C ~ 105°C) define performance boundaries
Electrical characteristics: Impedance and ripple current ratings determine functional performance in circuit applications

Substitute parts are grouped into two categories:

Direct Equivalents (same lead spacing, case diameter, and height): Parts with identical or compatible physical footprints and electrical ratings that can replace the UPM1C331MPD6 without PCB modification.

Functional Equivalents (different physical dimensions): Parts meeting electrical specifications but with different lead spacing or case dimensions, requiring PCB layout verification before substitution.

Parameter Comparison

Part Number	Manufacturer	Capacitance	Voltage	Lifetime @ 105°C	Lead Spacing	Case Diameter	Height	Impedance	Ripple Current @ 120 Hz	AEC-Q200	Status
UPM1C331MPD6	Nichicon	330 µF	16 V	5000 Hrs	5.00 mm	10.00 mm	14.50 mm	120 mOhms	510 mA	Yes	Not For New Designs
UPJ1C331MPD6	Nichicon	330 µF	16 V	5000 Hrs	5.00 mm	10.00 mm	14.00 mm	180 mOhms	480 mA	No	Not For New Designs
UPM1C331MPD	Nichicon	330 µF	16 V	3000 Hrs	4.60 mm	8.00 mm	16.50 mm	120 mOhms	455 mA	Yes	Not For New Designs
UPJ1C331MPD	Nichicon	330 µF	16 V	3000 Hrs	4.60 mm	8.00 mm	16.00 mm	180 mOhms	455 mA	No	Not For New Designs
UPS1C331MPD	Nichicon	330 µF	16 V	2000 Hrs	4.60 mm	8.00 mm	13.00 mm	280 mOhms	291.1 mA	No	Not For New Designs
UPW1C331MPD	Nichicon	330 µF	16 V	3000 Hrs	4.60 mm	8.00 mm	11.50 mm	117 mOhms	360.75 mA	No	Not For New Designs
EEU-FC1C331	Panasonic	330 µF	16 V	2000 Hrs	4.60 mm	8.00 mm	11.50 mm	117 mOhms	360.8 mA	Yes	Active
EEU-FC1C331BJ	Panasonic	330 µF	16 V	2000 Hrs	4.60 mm	8.00 mm	12.50 mm	117 mOhms	360.8 mA	Yes	Active
ELXY160ELL331MH15D	Chemi-Con	330 µF	16 V	3000 Hrs	4.60 mm	8.00 mm	16.50 mm	130 mOhms	277.5 mA	Yes	Active
ELXZ160ELL331MH12D	Chemi-Con	330 µF	16 V	3000 Hrs	4.60 mm	8.00 mm	14.60 mm	120 mOhms	277.5 mA	Yes	Active
ELXZ250ELL331MJC5S	Chemi-Con	330 µF	25 V	5000 Hrs	5.00 mm	10.00 mm	14.00 mm	90 mOhms	380 mA	Yes	Active

Engineering Selection Recommendations

Direct Physical Replacement (Same PCB Footprint)

UPJ1C331MPD6 (Nichicon) provides identical lead spacing (5.00 mm) and case diameter (10.00 mm) with compatible height (14.00 mm vs. 14.50 mm). However, this part lacks AEC-Q200 certification and has reduced lifetime (5000 Hrs) with higher impedance (180 mOhms). Use only where automotive qualification is not required.

Voltage Upgrade Option

ELXZ250ELL331MJC5S (Chemi-Con) matches the physical footprint (5.00 mm lead spacing, 10.00 mm diameter, 14.00 mm height) and exceeds thermal performance (5000 Hrs @ 105°C). The 25 V rating provides voltage margin over the 16 V requirement. This part carries AEC-Q200 certification and Active product status, making it suitable for new designs and long-term availability. Impedance is lower (90 mOhms), improving ripple current performance.

Functional Equivalents (Different Footprint)

Parts with 4.60 mm lead spacing (UPM1C331MPD, UPJ1C331MPD, ELXY160ELL331MH15D, ELXZ160ELL331MH12D) require PCB layout verification. Among these, ELXY160ELL331MH15D and ELXZ160ELL331MH12D carry AEC-Q200 certification and Active status. ELXZ160ELL331MH12D offers impedance matching (120 mOhms) to the original part.

UPS1C331MPD and EEU-FC1C331 series have reduced lifetime ratings (2000 Hrs @ 105°C) and should be used only in applications with lower thermal stress requirements.

Frequently Asked Questions (FAQ)

Q: Can UPJ1C331MPD6 directly replace UPM1C331MPD6 on the PCB?

A: Yes, physically. Both have 5.00 mm lead spacing and 10.00 mm case diameter. However, UPJ1C331MPD6 lacks AEC-Q200 automotive certification and has higher impedance (180 mOhms vs. 120 mOhms), which may affect ripple current performance in automotive circuits.

Q: What is the advantage of ELXZ250ELL331MJC5S over the original part?

A: ELXZ250ELL331MJC5S maintains identical physical footprint, provides higher voltage rating (25 V vs. 16 V), matches thermal performance (5000 Hrs @ 105°C), carries AEC-Q200 certification, and has Active product status ensuring long-term availability. Lower impedance (90 mOhms) improves electrical performance.

Q: Can I use parts with 4.60 mm lead spacing as substitutes?

A: Only if PCB layout permits. These parts have different lead spacing from the original 5.00 mm, requiring verification that the PCB hole pattern accommodates the narrower spacing. Electrical specifications remain compatible.

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

A: Ripple current capacity depends on case size and thermal design. Smaller case diameters (8.00 mm vs. 10.00 mm) have reduced ripple current handling. Verify circuit ripple current requirements before selecting smaller alternatives.

Q: Which substitute offers the best long-term availability?

A: ELXZ250ELL331MJC5S (Chemi-Con) and EEU-FC1C331 series (Panasonic) have Active product status, indicating ongoing manufacture and supply. All Nichicon UPM/UPJ/UPS/UPW series are marked "Not For New Designs," indicating limited future availability.

Q: Is AEC-Q200 certification required for my application?

A: AEC-Q200 is mandatory for automotive applications. For general-purpose circuits, non-certified parts may be acceptable. Verify application requirements before selecting substitutes lacking this certification.

Q: What is the difference between Bulk and Cut Tape packaging?

A: Bulk packaging (standard) is supplied in loose form. Cut Tape (CT) packaging provides components on tape for automated assembly. Electrical specifications remain identical; packaging choice depends on assembly process requirements.

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