EMVY250ARA331MHA0G Equivalent & Substitute Parts

Part Overview

The EMVY250ARA331MHA0G is a 330 µF, 25 V aluminum electrolytic capacitor manufactured by Chemi-Con in the Alchip™ MVY series. This surface mount radial can capacitor is designed for general purpose applications with a rated lifetime of 2000 hours at 105°C and an operating temperature range of -55°C to 105°C. The component is ROHS3 compliant and carries MSL 1 (unlimited moisture sensitivity level) rating.

Substitute parts are identified when equivalent electrical performance and mechanical compatibility are maintained across the specified parameters: capacitance value, voltage rating, tolerance, package dimensions, mounting type, and thermal lifetime characteristics.

Key Parameters

Parameter	EMVY250ARA331MHA0G
Capacitance	330 µF
Voltage Rating	25 V
Tolerance	±20%
Package / Case	Radial, Can - SMD
Size / Dimension	0.315" Dia (8.00mm)
Height - Seated (Max)	0.394" (10.00mm)
Surface Mount Land Size	0.327" L x 0.327" W (8.30mm x 8.30mm)
Mounting Type	Surface Mount
Lifetime @ Temp.	2000 Hrs @ 105°C
Operating Temperature	-55°C ~ 105°C
Polarization	Polar
RoHS Status	ROHS3 Compliant
MSL Rating	1 (Unlimited)

Substitute Part Grouping Explanation

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

Primary Matching Criteria:

Capacitance: 330 µF (exact match required)
Voltage Rating: 25 V (exact match required)
Tolerance: ±20% (exact match required)
Package Type: Radial, Can - SMD (exact match required)
Mounting Type: Surface Mount (exact match required)
Diameter: 0.315" (8.00mm) (exact match required)
Land Size: 0.327" L x 0.327" W (8.30mm x 8.30mm) (exact match required)

Secondary Compatibility Parameters:

Operating Temperature Range: -55°C ~ 105°C (must be met or exceeded)
Polarization: Polar (exact match required)
RoHS Status: ROHS3 Compliant (exact match required)
MSL Rating: 1 (Unlimited) (exact match required)

Performance Parameters (Non-Limiting):

Lifetime @ Temperature: 2000 Hrs @ 105°C or greater
ESR, Ripple Current, and Impedance values vary by manufacturer but do not restrict substitution eligibility

Parts are grouped into three categories: Upgrade (enhanced performance characteristics), Similar (equivalent performance with different series designation), and Direct (equivalent performance from alternative manufacturers).

Parameter Comparison

Manufacturer Part Number	Manufacturer	Series	Capacitance	Voltage	Tolerance	Height (Max)	Lifetime @ 105°C	ESR @ 100kHz	Ripple Current @ 100kHz	Impedance	AEC-Q200
EMVY250ARA331MHA0G	Chemi-Con	Alchip™ MVY	330 µF	25 V	±20%	0.394" (10.00mm)	2000 Hrs	—	450 mA	300 mOhms	No
EMZJ250ARA331MHA0G	Chemi-Con	Alchip™ MZJ	330 µF	25 V	±20%	0.406" (10.30mm)	2000 Hrs	80 mOhm	850 mA	—	Yes
EMZA250ARA331MHA0G	Chemi-Con	Alchip™ MZA	330 µF	25 V	±20%	0.413" (10.50mm)	2000 Hrs	—	600 mA	160 mOhms	Yes
865080453014	Würth Elektronik	WCAP-ASLI	330 µF	25 V	±20%	0.413" (10.50mm)	2000 Hrs	—	570 mA	200 mOhms	No
UUD1E331MNL1GS	Nichicon	UUD	330 µF	25 V	±20%	0.413" (10.50mm)	5000 Hrs	—	450 mA	170 mOhms	Yes
25TKV330M8X10.5	Rubycon	TKV	330 µF	25 V	±20%	0.413" (10.50mm)	2000 Hrs	80 mOhm	850 mA	—	Yes
25TLV330M8X10.5	Rubycon	TLV	330 µF	25 V	±20%	0.413" (10.50mm)	5000 Hrs	—	600 mA	160 mOhms	Yes
25TZV330M8X10.5	Rubycon	TZV	330 µF	25 V	±20%	0.413" (10.50mm)	2000 Hrs	—	600 mA	160 mOhms	Yes
EEE-FP1E331AP	Panasonic Electronic Components	FP	330 µF	25 V	±20%	0.402" (10.20mm)	2000 Hrs	80 mOhm	850 mA	—	Yes
EEE-FT1V331AP	Panasonic Electronic Components	FT	330 µF	35 V	±20%	0.413" (10.50mm)	2000 Hrs	80 mOhm	850 mA	—	Yes
EEE-FT1V331GP	Panasonic Electronic Components	FT	330 µF	35 V	±20%	0.413" (10.50mm)	5000 Hrs	80 mOhm	850 mA	—	Yes

Engineering Selection Recommendations

Direct Substitutes (Same Voltage Rating - 25 V):

The following parts maintain identical electrical specifications and mechanical compatibility with the EMVY250ARA331MHA0G:

EMZJ250ARA331MHA0G (Chemi-Con Alchip™ MZJ): AEC-Q200 rated automotive-grade equivalent with enhanced ripple current capability (850 mA @ 100 kHz vs. 450 mA). Suitable for applications requiring automotive qualification.
EMZA250ARA331MHA0G (Chemi-Con Alchip™ MZA): AEC-Q200 rated automotive-grade equivalent with improved ripple current performance (600 mA @ 100 kHz). Offers lower impedance (160 mOhms) compared to the main part.
865080453014 (Würth Elektronik WCAP-ASLI): General purpose equivalent from alternative manufacturer. Maintains 2000-hour lifetime rating with moderate ripple current capability (570 mA @ 100 kHz).
UUD1E331MNL1GS (Nichicon UUD): AEC-Q200 rated automotive-grade equivalent with extended lifetime rating (5000 Hrs @ 105°C). Provides superior thermal endurance for demanding applications.
25TKV330M8X10.5 (Rubycon TKV): AEC-Q200 rated automotive-grade equivalent with enhanced ripple current (850 mA @ 100 kHz) and low ESR (80 mOhm @ 100 kHz).
25TLV330M8X10.5 (Rubycon TLV): AEC-Q200 rated automotive-grade equivalent with extended lifetime (5000 Hrs @ 105°C) and improved ripple current handling (600 mA @ 100 kHz).
25TZV330M8X10.5 (Rubycon TZV): AEC-Q200 rated automotive-grade equivalent with balanced performance characteristics (600 mA @ 100 kHz ripple current, 160 mOhms impedance).
EEE-FP1E331AP (Panasonic FP): AEC-Q200 rated automotive-grade equivalent with enhanced ripple current (850 mA @ 100 kHz) and low ESR (80 mOhm @ 100 kHz). Compact height (0.402" / 10.20mm).

Voltage-Upgraded Substitutes (35 V Rating):

The following parts provide higher voltage rating while maintaining 330 µF capacitance and identical mechanical compatibility. These are suitable for applications where voltage margin enhancement is required:

EEE-FT1V331AP (Panasonic FT): AEC-Q200 rated automotive-grade with 35 V rating, enhanced ripple current (850 mA @ 100 kHz), and low ESR (80 mOhm @ 100 kHz). 2000-hour lifetime.
EEE-FT1V331GP (Panasonic FT): AEC-Q200 rated automotive-grade with 35 V rating and extended lifetime (5000 Hrs @ 105°C). Provides both voltage margin and thermal endurance enhancement.

Selection Criteria:

For general purpose applications without automotive requirements: 865080453014 (Würth Elektronik)
For automotive applications with standard thermal requirements: EMZJ250ARA331MHA0G, 25TKV330M8X10.5, or EEE-FP1E331AP
For automotive applications with extended thermal endurance: UUD1E331MNL1GS, 25TLV330M8X10.5, or EEE-FT1V331GP
For applications requiring voltage margin: EEE-FT1V331AP or EEE-FT1V331GP

All substitute parts maintain ROHS3 compliance, MSL 1 rating, and surface mount compatibility with identical land pattern dimensions (0.327" L x 0.327" W / 8.30mm x 8.30mm).

Frequently Asked Questions (FAQ)

Q: Can EMZJ250ARA331MHA0G be used as a direct replacement for EMVY250ARA331MHA0G?

A: Yes. Both parts share identical capacitance (330 µF), voltage rating (25 V), tolerance (±20%), package type (Radial, Can - SMD), and mounting configuration. The EMZJ variant offers enhanced ripple current capability (850 mA @ 100 kHz vs. 450 mA) and carries AEC-Q200 automotive qualification. Height difference is 0.012" (0.30mm), which remains within typical PCB assembly tolerances.

Q: What is the difference between the Chemi-Con MVY, MZJ, and MZA series?

A: All three series maintain identical electrical specifications (330 µF, 25 V, ±20%). The MVY series is general purpose rated. The MZJ and MZA series carry AEC-Q200 automotive qualification. MZJ provides higher ripple current (850 mA @ 100 kHz) with 80 mOhm ESR. MZA provides moderate ripple current (600 mA @ 100 kHz) with 160 mOhm impedance and extended availability.

Q: Can I use a 35 V rated capacitor (EEE-FT1V331AP or EEE-FT1V331GP) in place of the 25 V EMVY250ARA331MHA0G?

A: Yes. Higher voltage-rated capacitors are electrically compatible in circuits designed for lower voltage operation. The 35 V variants provide additional voltage margin and are suitable for applications where circuit voltage may fluctuate or where design margin is required. Mechanical compatibility is maintained with identical land pattern and mounting type.

Q: What does AEC-Q200 certification mean?

A: AEC-Q200 is an automotive electronics qualification standard. Parts carrying this certification have undergone rigorous testing for reliability, temperature cycling, and performance stability under automotive operating conditions. AEC-Q200 rated substitutes are recommended for automotive applications.

Q: How do I determine if a substitute part will fit my PCB?

A: Verify three parameters: (1) Diameter: 0.315" (8.00mm) for all listed substitutes; (2) Height: Main part is 0.394" (10.00mm); most substitutes are 0.413" (10.50mm) or 0.402" (10.20mm)—confirm clearance above component; (3) Land pattern: All substitutes use 0.327" L x 0.327" W (8.30mm x 8.30mm) surface mount pads, identical to the main part.

Q: What is the significance of lifetime rating (2000 Hrs vs. 5000 Hrs @ 105°C)?

A: Lifetime rating indicates the expected operational duration at maximum rated temperature before capacitance degradation reaches 20% of initial value. 5000-hour rated parts (UUD1E331MNL1GS, 25TLV330M8X10.5, EEE-FT1V331GP) provide extended service life in high-temperature environments and are suitable for applications with demanding thermal profiles.

Q: Are all substitute parts ROHS3 compliant?

A: Yes. All listed substitute parts carry ROHS3 compliance certification, matching the environmental compliance status of the main part EMVY250ARA331MHA0G.

Q: What does MSL 1 (Unlimited) moisture sensitivity level mean?

A: MSL 1 indicates the component has unlimited shelf life and requires no special moisture control during storage or handling. All listed substitutes maintain MSL 1 rating, eliminating moisture-related assembly constraints.

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