EEE-HA1C331P Equivalent & Substitute Parts

Part Overview

The Panasonic EEE-HA1C331P is a 330 µF, 16 V aluminum electrolytic capacitor in surface mount radial can package, rated for 1000 hours at 105°C. This part carries a "Not For New Designs" status, indicating it has been superseded in Panasonic's product line. Finding equivalent or substitute parts is necessary for ongoing production support, design updates, or when original inventory becomes unavailable.

Key Parameters

Parameter	Value
Capacitance	330 µF
Voltage Rating	16 V
Tolerance	±20%
Lifetime @ 105°C	1000 Hrs
Operating Temperature Range	-40°C ~ 105°C
Package Type	Radial, Can - SMD
Physical Size	10.00 mm Dia × 10.20 mm Height
Surface Mount Land Size	10.30 mm × 10.30 mm
Polarization	Polar
AEC-Q200 Rating	Yes
RoHS Status	RoHS Compliant

Substitute Part Grouping Explanation

Substitution of the EEE-HA1C331P is determined by the following criteria:

Mandatory Parameters (Must Match):

Capacitance: 330 µF
Tolerance: ±20%
Package Type: Radial, Can - SMD
Physical Dimensions: 10.00 mm diameter, compatible height
Surface Mount Land Size: 10.30 mm × 10.30 mm
Polarization: Polar
AEC-Q200 Automotive Rating

Flexible Parameters (May Vary):

Voltage Rating: Can be equal or higher (16 V, 25 V, or 35 V)
Lifetime @ 105°C: Can be equal or longer (1000 Hrs, 2000 Hrs, or 5000 Hrs)
Operating Temperature Range: Can be equal or wider
RoHS Status: RoHS Compliant or ROHS3 Compliant
Product Status: Active or Not For New Designs

Substitutes with higher voltage ratings provide additional design margin. Substitutes with longer lifetimes offer improved reliability. All substitute parts maintain identical footprint compatibility and automotive qualification.

Parameter Comparison

Part Number	Series	Capacitance	Voltage	Tolerance	Lifetime @ 105°C	Operating Temp	Product Status	RoHS Status	Packaging
EEE-HA1C331P	HA	330 µF	16 V	±20%	1000 Hrs	-40°C ~ 105°C	Not For New Designs	RoHS Compliant	Tape & Reel
EEE-HB1C331AP	HB	330 µF	16 V	±20%	2000 Hrs	-40°C ~ 105°C	Active	ROHS3 Compliant	Tape & Reel
EEE-HA1E331AP	HA	330 µF	25 V	±20%	1000 Hrs	-40°C ~ 105°C	Not For New Designs	RoHS Compliant	Tape & Reel
EEE-FC1E331P	FC	330 µF	25 V	±20%	1000 Hrs	-40°C ~ 105°C	Not For New Designs	RoHS Compliant	Tape & Reel
EEE-FC1E331AP	FC	330 µF	25 V	±20%	1000 Hrs	-40°C ~ 105°C	Not For New Designs	RoHS Compliant	Tape & Reel
EEE-HD1E331AP	HD	330 µF	25 V	±20%	5000 Hrs	-40°C ~ 105°C	Active	ROHS3 Compliant	Tape & Reel
EEE-HAV331UAP	HAV	330 µF	35 V	±20%	1000 Hrs	-40°C ~ 105°C	Active	ROHS3 Compliant	Tape & Reel
EEE-FC1V331AP	FC	330 µF	35 V	±20%	1000 Hrs	-40°C ~ 105°C	Not For New Designs	RoHS Compliant	Tape & Reel
EEE-FC1V331P	FC	330 µF	35 V	±20%	1000 Hrs	-40°C ~ 105°C	Not For New Designs	RoHS Compliant	Cut Tape & Digi-Reel
EEE-FP1V331AP	FP	330 µF	35 V	±20%	2000 Hrs	-55°C ~ 105°C	Active	ROHS3 Compliant	Cut Tape & Digi-Reel
EEE-FK1V331P	FK	330 µF	35 V	±20%	2000 Hrs	-55°C ~ 105°C	Active	ROHS3 Compliant	Tape & Reel

Engineering Selection Recommendations

Direct Replacement (Same Voltage, 16 V): EEE-HB1C331AP is the primary direct replacement. It maintains the 16 V rating and 330 µF capacitance while offering double the lifetime (2000 Hrs vs. 1000 Hrs at 105°C) and Active product status with ROHS3 compliance.

Voltage-Upgraded Substitutes (25 V Rating): EEE-HA1E331AP, EEE-FC1E331P, EEE-FC1E331AP, and EEE-HD1E331AP all provide 25 V rating with 330 µF capacitance. EEE-HD1E331AP offers the longest lifetime at 5000 Hrs and Active status. These are suitable when circuit design permits higher voltage operation.

Voltage-Upgraded Substitutes (35 V Rating): EEE-HAV331UAP, EEE-FC1V331AP, EEE-FC1V331P, EEE-FP1V331AP, and EEE-FK1V331P all provide 35 V rating with 330 µF capacitance. EEE-FK1V331P and EEE-FP1V331AP offer 2000 Hrs lifetime and Active status. EEE-FK1V331P has the highest inventory availability (18,597 pcs) and is designated as manufacturer-recommended.

Compliance Considerations: All substitute parts maintain AEC-Q200 automotive qualification. Parts with ROHS3 compliance (EEE-HB1C331AP, EEE-HD1E331AP, EEE-HAV331UAP, EEE-FP1V331AP, EEE-FK1V331P) represent current compliance standards. Parts with RoHS Compliant status are acceptable for existing designs but may not meet future regulatory requirements.

Product Status Considerations: Active status parts (EEE-HB1C331AP, EEE-HD1E331AP, EEE-HAV331UAP, EEE-FP1V331AP, EEE-FK1V331P) are recommended for new designs and long-term production continuity. "Not For New Designs" parts should be used only for legacy design support or when Active alternatives are unavailable.

Frequently Asked Questions (FAQ)

Q: Can I use a 25 V or 35 V rated capacitor in place of the 16 V EEE-HA1C331P? A: Yes. Higher voltage ratings are electrically compatible substitutes. The capacitor will function correctly in circuits designed for 16 V operation. Higher voltage ratings provide additional design margin and do not negatively impact circuit performance.

Q: What is the difference between "Not For New Designs" and "Active" product status? A: "Not For New Designs" indicates the part is in end-of-life phase and Panasonic no longer recommends it for new circuit designs, though it remains available for existing production. "Active" status indicates the part is current in Panasonic's product line and recommended for all new designs. For production continuity, Active parts are preferred.

Q: Are all substitute parts physically identical to the EEE-HA1C331P? A: All listed substitutes share the same 10.00 mm diameter, 10.30 mm × 10.30 mm surface mount land size, and radial can SMD package. Most have identical or compatible height (10.20 mm to 10.50 mm). Physical footprint compatibility is maintained across all substitutes.

Q: What does the lifetime specification "1000 Hrs @ 105°C" mean? A: This specifies the capacitor's expected operational life under continuous operation at 105°C ambient temperature. Longer lifetimes (2000 Hrs, 5000 Hrs) indicate improved reliability and extended service life under thermal stress. Actual field life depends on actual operating temperature and ripple current conditions.

Q: Why do some substitutes have different operating temperature ranges (-40°C ~ 105°C vs. -55°C ~ 105°C)? A: Wider operating temperature ranges indicate the capacitor maintains specified performance across a broader temperature spectrum. Parts rated to -55°C provide additional margin for cold-temperature applications. Both ranges are suitable for standard automotive environments.

Q: What is the significance of RoHS Compliant vs. ROHS3 Compliant? A: Both indicate compliance with lead-free and hazardous substance restrictions. ROHS3 represents the current regulatory standard. For new designs and long-term supply chain compatibility, ROHS3 Compliant parts are preferred.

Q: Can I mix different substitute parts in the same production batch? A: All listed substitutes are electrically and mechanically compatible. However, for consistency and traceability, using a single part number per production batch is recommended. If substitution becomes necessary, document the change in design records.

Q: Which substitute offers the best long-term availability? A: EEE-FK1V331P is designated as the manufacturer-recommended substitute with the highest current inventory (18,597 pcs) and Active product status. It provides 35 V rating, 2000 Hrs lifetime, and ROHS3 compliance, making it suitable for both legacy support and new designs.

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