Equivalent & Substitute Parts for EEE-HA1C331UP

Part Overview

The EEE-HA1C331UP is a 330 µF, 16 V aluminum electrolytic capacitor in SMD radial can package manufactured by Panasonic Electronic Components. This part is classified as Not For New Designs, indicating it has been superseded in the product portfolio. The HA series offers a 1000-hour lifetime rating at 105°C with AEC-Q200 automotive qualification. Equivalent and substitute parts are necessary to support ongoing production requirements, design updates, or when the primary part reaches end-of-life status.

Key Parameters

Parameter	Value
Capacitance	330 µF
Voltage Rating	16 V
Tolerance	±20%
Package Type	Radial, Can - SMD
Physical Dimensions	0.315" Dia (8.00mm), Height 0.402" (10.20mm)
Land Size	0.327" L x 0.327" W (8.30mm x 8.30mm)
Mounting Type	Surface Mount
Operating Temperature	-40°C ~ 105°C
Polarization	Polar
Ratings	AEC-Q200
RoHS Status	RoHS Compliant

Substitute Part Grouping Explanation

Substitution eligibility for the EEE-HA1C331UP is determined by the following criteria:

Primary Substitution Parameters:

Capacitance: 330 µF (exact match required)
Tolerance: ±20% (exact match required)
Voltage Rating: 16 V minimum (equal or higher voltage acceptable)
Package Type: Radial, Can - SMD (exact match required)
Physical Dimensions: 0.315" Dia (8.00mm) with compatible height
Land Size: 0.327" L x 0.327" W (8.30mm x 8.30mm) (exact match required)
Mounting Type: Surface Mount (exact match required)
Polarization: Polar (exact match required)
AEC-Q200 Automotive Rating (required for automotive applications)

Substitution Categories:

Direct Equivalents (16 V Rating): Parts maintaining the original 16 V voltage specification with identical physical footprint and electrical characteristics.

Voltage-Upgraded Substitutes (25 V Rating): Parts with increased voltage rating (25 V) while maintaining all other mechanical and electrical parameters. These provide enhanced voltage margin and are mechanically compatible.

Performance-Enhanced Substitutes: Parts with improved lifetime ratings (2000 Hrs or 5000 Hrs @ 105°C) compared to the original 1000-hour specification, offering extended operational reliability.

Series Variants: Different Panasonic series (FP, FN, FK, HB, HAE) offering alternative performance characteristics while maintaining core substitution parameters.

Parameter Comparison

Part Number	Series	Voltage	Lifetime @ 105°C	ESR @ 100kHz	Height (Max)	Product Status	Packaging
EEE-HA1C331UP	HA	16 V	1000 Hrs	—	0.402" (10.20mm)	Not For New Designs	Tape & Reel
EEE-FP1C331AP	FP	16 V	2000 Hrs	80 mOhm	0.402" (10.20mm)	Active	Cut Tape & Digi-Reel
EEE-FP1E331AP	FP	25 V	2000 Hrs	80 mOhm	0.402" (10.20mm)	Active	Tape & Reel
EEE-HAE331UAP	HA	25 V	1000 Hrs	—	0.402" (10.20mm)	Active	Tape & Reel
EEE-HBE331UAP	HB	25 V	2000 Hrs	—	0.402" (10.20mm)	Active	Tape & Reel
EEE-FN1C331P	FN	16 V	2000 Hrs	160 mOhm	0.413" (10.50mm)	Active	Tape & Reel
EEE-FK1C331AP	FK	16 V	2000 Hrs	160 mOhm	0.413" (10.50mm)	Active	Tape & Reel
EEE-FK1C331GP	FK	16 V	5000 Hrs	160 mOhm	0.413" (10.50mm)	Active	Tape & Reel
EEE-FK1C331P	FK	16 V	2000 Hrs	160 mOhm	0.413" (10.50mm)	Active	Tape & Reel
EEE-FK1E331AP	FK	25 V	2000 Hrs	160 mOhm	0.413" (10.50mm)	Active	Tape & Reel
EEE-FK1E331GP	FK	25 V	5000 Hrs	160 mOhm	0.413" (10.50mm)	Active	Tape & Reel

Engineering Selection Recommendations

For Direct Replacement (Same Voltage, Same Footprint): EEE-FP1C331AP is the primary direct substitute, maintaining 16 V rating and 0.402" height. It offers Active product status and doubled lifetime (2000 Hrs vs. 1000 Hrs). Packaging differs (Cut Tape & Digi-Reel vs. Tape & Reel); verify supply chain compatibility.

For Voltage-Upgraded Applications: EEE-FP1E331AP, EEE-HAE331UAP, and EEE-HBE331UAP provide 25 V rating with identical physical footprint. These are suitable where circuit design permits higher voltage margin. EEE-FP1E331AP and EEE-HBE331UAP offer 2000-hour lifetime; EEE-HAE331UAP maintains 1000-hour rating.

For Extended Lifetime Requirements: EEE-FK1C331GP and EEE-FK1E331GP deliver 5000-hour lifetime at 105°C. Both require height accommodation of 0.413" (10.50mm) versus original 0.402" (10.20mm). EEE-FK1C331GP maintains 16 V; EEE-FK1E331GP provides 25 V upgrade.

For Intermediate Performance: EEE-FK1C331AP and EEE-FK1C331P offer 2000-hour lifetime at 16 V with 0.413" height. EEE-FN1C331P provides manufacturer-recommended alternative with identical specifications.

All substitute parts carry AEC-Q200 automotive qualification and RoHS3 compliance, maintaining regulatory alignment with the original part.

Frequently Asked Questions (FAQ)

Q: Can EEE-FP1E331AP (25 V) replace EEE-HA1C331UP (16 V) directly? A: Yes, mechanically and electrically. The 25 V rating is a voltage upgrade that maintains compatibility with 16 V circuit requirements. The 0.402" height matches the original footprint exactly. Verify circuit design does not restrict higher voltage components.

Q: What is the height difference between 0.402" and 0.413" parts? A: The difference is 0.011" (0.28mm). FK series parts (0.413" height) are taller and require PCB layout verification to confirm clearance. If height-constrained, use FP series (0.402") or HAE/HBE series (0.402").

Q: Why does EEE-FP1C331AP show different packaging (Cut Tape & Digi-Reel)? A: Packaging format affects supply and handling but does not impact electrical or mechanical compatibility. Cut Tape & Digi-Reel is suitable for automated assembly; verify your pick-and-place equipment compatibility.

Q: Is EEE-FK1C331GP suitable for automotive applications? A: Yes. It carries AEC-Q200 qualification and is rated for automotive use. The 5000-hour lifetime at 105°C provides extended reliability for high-temperature automotive environments.

Q: What does "Not For New Designs" mean for EEE-HA1C331UP? A: This designation indicates the part is in mature/end-of-life phase and Panasonic recommends using active alternatives for new designs. Existing production can continue using available inventory, but new projects should transition to Active-status parts such as EEE-FP or EEE-FK series.

Q: Can I use a 330 µF capacitor with different tolerance (not ±20%)? A: No. Tolerance is a core electrical parameter. Only ±20% tolerance parts are substitutes for this application. Different tolerances alter circuit performance and are not interchangeable.

Q: Are all substitute parts RoHS compliant? A: Yes. The original part is RoHS Compliant; all listed substitutes are RoHS3 Compliant, maintaining environmental and regulatory compliance.

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