UPM1C331MPD1TD Equivalent & Substitute Parts

Part Overview

The UPM1C331MPD1TD is a 330 µF, 16 V aluminum electrolytic capacitor in radial configuration manufactured by Nichicon. This component is rated for automotive applications with AEC-Q200 compliance and features a 3000-hour lifetime at 105°C operating temperature. The part is designated as "Not For New Designs," making identification of equivalent and substitute parts essential for ongoing maintenance, repair, and legacy system support.

Key Parameters

Parameter	Value
Capacitance	330 µF
Voltage Rating	16 V
Tolerance	±20%
Lifetime @ Temperature	3000 Hrs @ 105°C
Operating Temperature Range	-55°C ~ 105°C
Polarization	Polar
Mounting Type	Through Hole
Package Type	Radial, Can
Lead Spacing	0.138" (4.60mm)
Size / Dimension	0.315" Dia (8.00mm)
Height - Seated (Max)	0.650" (16.50mm)
RoHS Status	ROHS3 Compliant

Substitute Part Grouping Explanation

Substitution eligibility for the UPM1C331MPD1TD is determined by the following critical parameters: capacitance value (330 µF), voltage rating (minimum 16 V), tolerance (±20%), polarization (polar), mounting type (through hole), package configuration (radial can), and physical dimensions (lead spacing, diameter, and height). Parts meeting these electrical and mechanical specifications are classified into three substitution categories:

Direct Manufacturer Equivalent: Parts with identical electrical specifications and physical dimensions from the same manufacturer, differing only in packaging tape format or minor production variants.

Upgrade Substitute: Parts with higher voltage rating (25 V vs. 16 V) while maintaining identical capacitance, tolerance, and physical footprint. Higher voltage rating provides enhanced margin for circuit protection.

Parametric Equivalent: Parts with identical electrical and mechanical specifications, including automotive-grade certifications, differing only in packaging tape format.

Parameter Comparison

Parameter	UPM1C331MPD1TD (Main)	UPJ1C331MPD1TD (Direct)	UPW1E331MPD6TD (Upgrade)	UPM1C331MPD1TA (Parametric)
Capacitance	330 µF	330 µF	330 µF	330 µF
Voltage Rating	16 V	16 V	25 V	16 V
Tolerance	±20%	±20%	±20%	±20%
Lifetime @ 105°C	3000 Hrs	3000 Hrs	3000 Hrs	3000 Hrs
Operating Temperature	-55°C ~ 105°C	-55°C ~ 105°C	-55°C ~ 105°C	-55°C ~ 105°C
Polarization	Polar	Polar	Polar	Polar
Lead Spacing	0.138" (4.60mm)	0.138" (4.60mm)	0.138" (4.60mm)	0.138" (4.60mm)
Size / Dimension	0.315" Dia (8.00mm)	0.315" Dia (8.00mm)	0.315" Dia (8.00mm)	0.315" Dia (8.00mm)
Height - Seated (Max)	0.650" (16.50mm)	0.630" (16.00mm)	0.650" (16.50mm)	0.650" (16.50mm)
Mounting Type	Through Hole	Through Hole	Through Hole	Through Hole
Package Type	Radial, Can	Radial, Can	Radial, Can	Radial, Can
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
AEC-Q200 Automotive Rating	Yes	No	No	Yes
Impedance @ 120 Hz	120 mOhms	180 mOhms	85 mOhms	120 mOhms
Ripple Current @ 120 Hz	455 mA	455 mA	474.5 mA	455 mA

Engineering Selection Recommendations

For Automotive Applications with AEC-Q200 Requirement: Select UPM1C331MPD1TA as the primary substitute. This part maintains identical electrical specifications, automotive-grade certification, and physical dimensions as the main part UPM1C331MPD1TD. The only difference is the packaging tape format (TA vs. TD), which does not affect component performance or circuit compatibility.

For General Purpose Applications without Automotive Certification: UPJ1C331MPD1TD is a direct electrical equivalent with identical capacitance, voltage, tolerance, and thermal characteristics. This part is suitable for non-automotive legacy systems. Note that impedance is higher at 180 mOhms compared to 120 mOhms in the main part; verify ripple current requirements in the application circuit.

For Enhanced Voltage Margin: UPW1E331MPD6TD provides a 25 V voltage rating while maintaining the same 330 µF capacitance and physical footprint. This upgrade substitute offers improved circuit protection margin. Impedance is lower at 85 mOhms, resulting in reduced ESR and improved ripple current handling (474.5 mA vs. 455 mA). This part is suitable for applications where higher voltage headroom is beneficial.

Product Status Consideration: All listed parts are designated "Not For New Designs." These substitutes are intended for maintenance, repair, and legacy system support only. For new design work, consult current Nichicon product lines for actively supported alternatives.

Frequently Asked Questions (FAQ)

Q: Can UPJ1C331MPD1TD replace UPM1C331MPD1TD in an automotive circuit? A: UPJ1C331MPD1TD has identical electrical specifications but lacks AEC-Q200 automotive certification. Use only in non-automotive applications or where automotive qualification is not required. For automotive circuits, use UPM1C331MPD1TA instead.

Q: What is the difference between UPM1C331MPD1TD and UPM1C331MPD1TA? A: Both parts are electrically and mechanically identical with matching AEC-Q200 certification. The difference is in packaging tape format (TD vs. TA). Both are direct substitutes with no performance impact.

Q: Can I use UPW1E331MPD6TD (25 V) in place of UPM1C331MPD1TD (16 V)? A: Yes. UPW1E331MPD6TD is a direct physical and electrical substitute with higher voltage rating. The 25 V rating provides additional safety margin. Physical dimensions and lead spacing are identical, ensuring PCB compatibility. Impedance is lower (85 mOhms vs. 120 mOhms), which improves ripple current performance.

Q: Are all substitute parts ROHS3 compliant? A: Yes. All listed substitute parts meet ROHS3 compliance requirements.

Q: What is the impact of impedance differences between substitute parts? A: Lower impedance (UPW1E331MPD6TD at 85 mOhms) results in better high-frequency performance and lower voltage ripple. Higher impedance (UPJ1C331MPD1TD at 180 mOhms) may increase voltage ripple in high-ripple-current applications. Verify ripple current requirements against the 455 mA or 474.5 mA ratings provided.

Q: Can these parts be used interchangeably on the same PCB? A: Yes, all substitute parts share identical lead spacing (0.138" / 4.60mm), diameter (0.315" / 8.00mm), and mounting type (through hole radial). Physical PCB footprints are compatible. Height variation (0.630" to 0.650") is within standard assembly tolerances.

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