AEA0810331M025R Equivalent & Substitute Parts

Part Overview

The AEA0810331M025R is a 330 µF, 25 V aluminum electrolytic capacitor manufactured by KYOCERA AVX in surface mount radial can configuration. This component is rated for 5000 hours at 105°C operating temperature and is designed for general purpose applications. The part is currently in active production status with RoHS3 compliance and unlimited moisture sensitivity level (MSL 1).

Equivalent and substitute parts are identified to provide design flexibility, accommodate supply chain variations, and support applications requiring specific certifications such as AEC-Q200 automotive qualification or alternative packaging formats.

Key Parameters

Parameter	Value	Unit
Capacitance	330	µF
Voltage Rating	25	V
Tolerance	±20%	—
Lifetime at Temperature	5000	Hrs @ 105°C
Operating Temperature Range	-55 to 105	°C
Case Size	0.315" Dia (8.00 mm)	—
Height (Seated Max)	0.413" (10.50 mm)	—
Surface Mount Land Size	0.327" L x 0.327" W (8.30 mm x 8.30 mm)	—
Mounting Type	Surface Mount	—
Package Type	Radial, Can - SMD	—
Polarization	Polar	—
RoHS Status	ROHS3 Compliant	—

Substitute Part Grouping Explanation

Substitute parts are classified into two categories based on their electrical and mechanical compatibility with the AEA0810331M025R:

Upgrade Substitutes (AEC-Q200 Automotive Qualified): Parts 25TLV330M8X10.5, EEE-FK1E331GP, UCD1E331MNL1GS, and UUD1E331MNL1GS meet or exceed all electrical parameters of the main part while providing AEC-Q200 automotive qualification. These parts share identical capacitance (330 µF), voltage rating (25 V), tolerance (±20%), lifetime rating (5000 Hrs @ 105°C), operating temperature range (-55°C to 105°C), physical dimensions (0.315" diameter, 0.413" height), and surface mount land size (0.327" x 0.327"). Impedance values range from 160 to 170 mOhms, all within acceptable substitution parameters.

Parametric Equivalent (General Purpose): Part VZH331M1ETR-0810CS from SURGE maintains electrical equivalence with identical capacitance, voltage, tolerance, lifetime, and temperature range. This part differs in packaging format (Cut Tape instead of Tape & Reel) and does not carry AEC-Q200 certification. Impedance is 150 mOhms, representing a lower ESR characteristic.

Key Parameters Determining Substitution:

Capacitance: 330 µF (exact match required)
Voltage Rating: 25 V (exact match required)
Tolerance: ±20% (exact match required)
Physical Dimensions: 0.315" diameter, 0.413" height, 0.327" x 0.327" land size (exact match required)
Lifetime: 5000 Hrs @ 105°C (exact match required)
Operating Temperature: -55°C to 105°C (exact match required)
Mounting Type: Surface Mount (exact match required)
Package Type: Radial, Can - SMD (exact match required)

Parameter Comparison

Parameter	AEA0810331M025R (KYOCERA AVX)	25TLV330M8X10.5 (Rubycon)	EEE-FK1E331GP (Panasonic)	UCD1E331MNL1GS (Nichicon)	UUD1E331MNL1GS (Nichicon)	VZH331M1ETR-0810CS (SURGE)
Capacitance	330 µF	330 µF	330 µF	330 µF	330 µF	330 µF
Voltage Rating	25 V	25 V	25 V	25 V	25 V	25 V
Tolerance	±20%	±20%	±20%	±20%	±20%	±20%
Lifetime @ Temp.	5000 Hrs @ 105°C	5000 Hrs @ 105°C	5000 Hrs @ 105°C	5000 Hrs @ 105°C	5000 Hrs @ 105°C	5000 Hrs @ 105°C
Operating Temperature	-55°C ~ 105°C	-55°C ~ 105°C	-55°C ~ 105°C	-55°C ~ 105°C	-55°C ~ 105°C	-55°C ~ 105°C
Polarization	Polar	Polar	Polar	Polar	Polar	Polar
Size / Dimension	0.315" Dia (8.00 mm)	0.315" Dia (8.00 mm)	0.315" Dia (8.00 mm)	0.315" Dia (8.00 mm)	0.315" Dia (8.00 mm)	0.315" Dia (8.00 mm)
Height - Seated (Max)	0.413" (10.50 mm)	0.413" (10.50 mm)	0.413" (10.50 mm)	0.413" (10.50 mm)	0.413" (10.50 mm)	0.413" (10.50 mm)
Surface Mount Land Size	0.327" L x 0.327" W (8.30 mm x 8.30 mm)	0.327" L x 0.327" W (8.30 mm x 8.30 mm)	0.327" L x 0.327" W (8.30 mm x 8.30 mm)	0.327" L x 0.327" W (8.30 mm x 8.30 mm)	0.327" L x 0.327" W (8.30 mm x 8.30 mm)	0.327" L x 0.327" W (8.30 mm x 8.30 mm)
Mounting Type	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount	Surface Mount
Package / Case	Radial, Can - SMD	Radial, Can - SMD	Radial, Can - SMD	Radial, Can - SMD	Radial, Can - SMD	Radial, Can - SMD
RoHS Status	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant	ROHS3 Compliant
Ripple Current @ 120 Hz	360 mA	360 mA	450 mA	300 mA	225 mA	Not Specified
Ripple Current @ 100 kHz	600 mA	600 mA	600 mA	600 mA	450 mA	600 mA
Impedance	170 mOhms	160 mOhms	160 mOhms	160 mOhms	170 mOhms	150 mOhms
Ratings	—	AEC-Q200	AEC-Q200	AEC-Q200	AEC-Q200	—
Applications	General Purpose	Automotive	Automotive	Automotive	Automotive	General Purpose
Packaging Format	Tape & Reel (TR)	Tape & Reel (TR)	Tape & Reel (TR)	Tape & Reel (TR)	Tape & Reel (TR)	Cut Tape (CT)

Engineering Selection Recommendations

For Automotive Applications: Parts EEE-FK1E331GP, 25TLV330M8X10.5, UCD1E331MNL1GS, and UUD1E331MNL1GS are qualified to AEC-Q200 standard and designated for automotive applications. These parts are direct functional substitutes for the AEA0810331M025R in designs requiring automotive-grade reliability and qualification documentation.

For General Purpose Applications: The AEA0810331M025R and VZH331M1ETR-0810CS are both designated for general purpose applications without automotive qualification. Both maintain identical electrical specifications and physical dimensions. The VZH331M1ETR-0810CS differs only in packaging format (Cut Tape versus Tape & Reel).

Compliance Considerations: All substitute parts maintain ROHS3 compliance. The UCD1E331MNL1GS and UUD1E331MNL1GS parts are marked as REACH Affected, whereas the AEA0810331M025R, 25TLV330M8X10.5, EEE-FK1E331GP, and VZH331M1ETR-0810CS are REACH Unaffected. Design requirements for REACH compliance status should be evaluated before selection.

Impedance and Ripple Current Characteristics: Impedance values across all parts range from 150 to 170 mOhms. The EEE-FK1E331GP provides the highest ripple current capability at 120 Hz (450 mA), while UUD1E331MNL1GS provides the lowest (225 mA). Applications with specific ripple current requirements should reference the detailed ripple current specifications provided in the parameter comparison table.

Frequently Asked Questions (FAQ)

Q: Can the AEA0810331M025R be directly replaced with any of the listed substitute parts?

A: Yes, all listed substitute parts are electrically and mechanically compatible with the AEA0810331M025R. They share identical capacitance (330 µF), voltage rating (25 V), tolerance (±20%), physical dimensions, and thermal ratings (5000 Hrs @ 105°C). Direct PCB-level substitution is supported without circuit redesign.

Q: What is the difference between "Upgrade Substitutes" and "Parametric Equivalent" classifications?

A: Upgrade Substitutes (25TLV330M8X10.5, EEE-FK1E331GP, UCD1E331MNL1GS, UUD1E331MNL1GS) carry AEC-Q200 automotive qualification and are designated for automotive applications. The Parametric Equivalent (VZH331M1ETR-0810CS) maintains identical electrical specifications but is designated for general purpose applications without automotive certification.

Q: Does packaging format affect substitution compatibility?

A: Packaging format (Tape & Reel versus Cut Tape) affects supply chain handling and assembly automation but does not affect electrical or mechanical compatibility. The VZH331M1ETR-0810CS is supplied in Cut Tape format while all other parts are supplied in Tape & Reel format. Component selection should account for assembly line equipment compatibility.

Q: Are there differences in ripple current ratings between substitute parts?

A: Yes. Ripple current ratings vary across substitute parts. At 120 Hz, ratings range from 225 mA (UUD1E331MNL1GS) to 450 mA (EEE-FK1E331GP). At 100 kHz, ratings range from 450 mA (UUD1E331MNL1GS) to 600 mA (all others except VZH331M1ETR-0810CS). Applications with specific ripple current requirements should select parts matching those requirements.

Q: What is the significance of impedance differences between parts?

A: Impedance (ESR) values range from 150 mOhms (VZH331M1ETR-0810CS) to 170 mOhms (AEA0810331M025R and UUD1E331MNL1GS). Lower impedance values provide better high-frequency performance and reduced voltage ripple. Applications sensitive to impedance characteristics should select parts with impedance values matching circuit requirements.

Q: Are all substitute parts RoHS3 compliant?

A: Yes, all listed substitute parts are RoHS3 compliant. The AEA0810331M025R is also RoHS3 compliant, ensuring environmental regulatory alignment across all options.

Q: What is the difference between REACH Affected and REACH Unaffected status?

A: REACH Unaffected parts (AEA0810331M025R, 25TLV330M8X10.5, EEE-FK1E331GP, VZH331M1ETR-0810CS) are not subject to REACH regulatory requirements. REACH Affected parts (UCD1E331MNL1GS, UUD1E331MNL1GS) are subject to REACH compliance obligations. Design requirements for regulatory compliance should determine part selection.

Q: Can substitute parts be used interchangeably in existing designs?

A: All substitute parts are mechanically and electrically interchangeable with the AEA0810331M025R at the component level. PCB layout, land patterns, and assembly processes require no modification. However, designs requiring specific certifications (such as AEC-Q200 for automotive applications) or specific REACH compliance status should select parts meeting those requirements.

Q: What is the operating temperature range for all parts?

A: All parts, including the AEA0810331M025R and all substitutes, operate across the temperature range of -55°C to 105°C. Lifetime rating of 5000 hours applies at the maximum operating temperature of 105°C.

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