UPS1E331MPD1TD Equivalent & Substitute Parts

Part Overview

The Nichicon UPS1E331MPD1TD is a 330 µF, 25 V aluminum electrolytic capacitor in radial, can package with a rated lifetime of 2000 hours at 105°C. This part carries a "Not For New Designs" status, indicating it is obsolete or superseded. Equivalent and substitute parts are necessary to maintain design compatibility, improve performance characteristics, or transition to active product lines with extended availability and enhanced specifications.

Key Parameters

Parameter	Value
Capacitance	330 µF
Voltage Rating	25 V
Tolerance	±20%
Lifetime @ 105°C	2000 Hrs
Operating Temperature Range	-55°C to 105°C
Polarization	Polar
Lead Spacing	0.197" (5.00 mm)
Package / Case	Radial, Can
Mounting Type	Through Hole
Size / Dimension	0.394" Dia (10.00 mm)
Height - Seated (Max)	0.551" (14.00 mm)
RoHS Status	ROHS3 Compliant

Substitute Part Grouping Explanation

Substitution eligibility is determined by strict adherence to the following parameters:

Direct Equivalents maintain identical electrical specifications: 330 µF capacitance, 25 V voltage rating, ±20% tolerance, and identical mechanical dimensions (0.394" diameter, 0.551" height, 5.00 mm lead spacing). These parts are interchangeable without circuit modification.

Performance Upgrades retain the same capacitance, voltage, and tolerance but offer improved lifetime ratings or lower impedance, providing enhanced reliability while maintaining mechanical and electrical compatibility.

Voltage Upgrades increase the rated voltage to 35 V while maintaining 330 µF capacitance and ±20% tolerance. These parts are backward-compatible in 25 V circuits and provide additional voltage margin.

Manufacturer Alternatives from different suppliers (Würth Elektronik, Panasonic, Vishay) meet identical or superior electrical and mechanical specifications, enabling multi-source procurement strategies.

Parameter Comparison

Part Number	Manufacturer	Capacitance	Voltage	Lifetime @ 105°C	Impedance (mOhms)	Height (mm)	Product Status
UPS1E331MPD1TD	Nichicon	330 µF	25 V	2000 Hrs	190	14.00	Not For New Designs
UPW1E331MPD1TD	Nichicon	330 µF	25 V	5000 Hrs	90	14.00	Not For New Designs
UVZ1E331MPD1TD	Nichicon	330 µF	25 V	2000 Hrs	—	14.00	Not For New Designs
860160475020	Würth Elektronik	330 µF	25 V	7000 Hrs	240	14.00	Active
860080475013	Würth Elektronik	330 µF	25 V	5000 Hrs	54	14.00	Active
EEU-FC1E331B	Panasonic	330 µF	25 V	3000 Hrs	90	14.60	Active
UKA1V331MPD1TD	Nichicon	330 µF	35 V	2000 Hrs	—	14.00	Not For New Designs
ECA-1VHG331B	Panasonic	330 µF	35 V	2000 Hrs	—	14.60	Active
EEU-HD1V331B	Panasonic	330 µF	35 V	2000 Hrs	—	14.00	Active
MAL214636331E3	Vishay Beyschlag	330 µF	25 V	2500 Hrs @ 125°C	120	14.60	Active

Engineering Selection Recommendations

For Direct Replacement (Same Specifications): Select UPW1E331MPD1TD, UVZ1E331MPD1TD, or 860160475020 when mechanical and electrical compatibility with the original UPS1E331MPD1TD is required. All maintain 330 µF, 25 V, ±20% tolerance, and identical lead spacing and diameter.

For Enhanced Reliability: Würth Elektronik 860080475013 and 860160475020 are active products with superior lifetime ratings (5000 and 7000 hours respectively) and lower impedance, providing improved performance margins. Panasonic EEU-FC1E331B offers active product status with AEC-Q200 automotive qualification and 3000-hour lifetime at 105°C.

For Voltage Margin: UKA1V331MPD1TD, ECA-1VHG331B, and EEU-HD1V331B provide 35 V rating while maintaining 330 µF capacitance. These are suitable for circuits where additional voltage headroom is beneficial. ECA-1VHG331B and EEU-HD1V331B carry active product status.

For Automotive Applications: MAL214636331E3 (Vishay, AEC-Q200 qualified) and EEU-FC1E331B (Panasonic, AEC-Q200 qualified) are recommended for automotive-grade designs. MAL214636331E3 supports extended temperature operation to 125°C.

For New Designs: Prioritize active product status parts: 860160475020, 860080475013, EEU-FC1E331B, ECA-1VHG331B, EEU-HD1V331B, and MAL214636331E3. These ensure long-term availability and supply chain stability.

Frequently Asked Questions (FAQ)

Q: Can UPW1E331MPD1TD replace UPS1E331MPD1TD directly? A: Yes. Both are Nichicon 330 µF, 25 V radial capacitors with identical mechanical dimensions (0.394" diameter, 0.551" height, 5.00 mm lead spacing). UPW1E331MPD1TD offers improved lifetime (5000 hours vs. 2000 hours) and lower impedance (90 mOhms vs. 190 mOhms).

Q: What is the difference between 25 V and 35 V rated parts? A: 35 V rated parts (UKA1V331MPD1TD, ECA-1VHG331B, EEU-HD1V331B) can operate in 25 V circuits with additional voltage safety margin. They are backward-compatible but occupy the same physical footprint. Use 35 V parts when circuit voltage tolerance or future design flexibility is required.

Q: Are Würth Elektronik and Panasonic parts mechanically compatible? A: Yes, for parts with identical lead spacing (5.00 mm) and diameter (0.394"). Minor height variations (14.60 mm vs. 14.00 mm) do not affect through-hole mounting compatibility on standard PCB layouts.

Q: Which substitute offers the best lifetime rating? A: Würth Elektronik 860160475020 provides 7000 hours at 105°C, the highest among all listed substitutes. Würth Elektronik 860080475013 offers 5000 hours with significantly lower impedance (54 mOhms).

Q: Is MAL214636331E3 suitable for high-temperature applications? A: Yes. MAL214636331E3 is rated for operation to 125°C with 2500-hour lifetime at that temperature, exceeding the standard 105°C rating of other parts. It carries AEC-Q200 automotive qualification.

Q: Can I use these parts interchangeably in production? A: Direct equivalents (same capacitance, voltage, tolerance, and dimensions) are interchangeable. Performance upgrades and voltage upgrades are backward-compatible but represent design changes. Verify circuit requirements before substitution. Active product status parts are recommended for new production to ensure supply continuity.

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