MVK25VC331MJ10TP Equivalent & Substitute Parts

Part Overview

The MVK25VC331MJ10TP is a 330 µF, 25 V aluminum electrolytic capacitor manufactured by Chemi-Con in the MVK series. This surface mount radial can capacitor is designed for general purpose applications with an operating temperature range of -40°C to 105°C and a rated lifetime of 2000 hours at 105°C. The part is classified as obsolete, necessitating identification of active equivalent and substitute components that maintain functional compatibility while offering improved performance characteristics or compliance status.

Key Parameters

Parameter	Value
Capacitance	330 µF
Voltage Rating	25 V
Tolerance	±20%
ESR @ 120 Hz	804 mOhm
Lifetime @ 105°C	2000 Hrs
Operating Temperature Range	-40°C ~ 105°C
Ripple Current @ 120 Hz	450 mA
Case Size	10.00 mm Diameter × 10.00 mm Height
Mounting Type	Surface Mount
Package Type	Radial, Can - SMD
RoHS Status	Non-compliant
Product Status	Obsolete

Substitute Part Grouping Explanation

Substitution of the MVK25VC331MJ10TP is determined by the following critical parameters:

Primary Compatibility Criteria:

Capacitance: 330 µF (exact match required)
Voltage Rating: 25 V minimum (equal or higher voltage rating acceptable)
Tolerance: ±20% (standard tolerance maintained)
Case Dimensions: 10.00 mm diameter, compatible height (10.00 mm to 10.50 mm acceptable)
Surface Mount Land Size: 10.30 mm × 10.30 mm (fixed)
Mounting Type: Surface Mount (SMD)
Polarization: Polar (required)

Secondary Performance Parameters:

ESR: Lower values indicate improved performance
Ripple Current Capability: Higher values provide design margin
Lifetime @ Temperature: Extended lifetimes offer reliability improvement
Operating Temperature Range: Extended ranges provide application flexibility
RoHS Compliance: Active substitutes are ROHS3 compliant

Substitute parts are grouped into two categories: 25 V rated substitutes (direct voltage replacement) and 35 V rated substitutes (higher voltage rating for enhanced margin). All substitute parts maintain the 330 µF capacitance, ±20% tolerance, and SMD radial can package format.

Parameter Comparison

Part Number	Manufacturer	Series	Capacitance	Voltage	ESR	Lifetime @ Temp	Operating Temp Range	Height (Max)	RoHS Status	Product Status
MVK25VC331MJ10TP	Chemi-Con	MVK	330 µF	25 V	804 mOhm @ 120 Hz	2000 Hrs @ 105°C	-40°C ~ 105°C	10.00 mm	Non-compliant	Obsolete
EMHB250ARA331MJA0G	Chemi-Con	Alchip™- MHB	330 µF	25 V	200 mOhm @ 400 kHz	2000 Hrs @ 125°C	-40°C ~ 125°C	10.50 mm	ROHS3 Compliant	Active
EMHJ250ARA331MJA0G	Chemi-Con	Alchip™- MHJ	330 µF	25 V	120 mOhm @ 100 kHz	2000 Hrs @ 125°C	-40°C ~ 125°C	10.30 mm	ROHS3 Compliant	Active
EMLA250ARA331MJA0G	Chemi-Con	Alchip™- MLA	330 µF	25 V	80 mOhms (Impedance)	3000 Hrs @ 105°C	-40°C ~ 105°C	10.30 mm	ROHS3 Compliant	Active
EMVH250ARA331MJA0G	Chemi-Con	Alchip™- MVH	330 µF	25 V	300 mOhm @ 100 kHz	2000 Hrs @ 125°C	-40°C ~ 125°C	10.30 mm	ROHS3 Compliant	Active
EMVL250ARA331MJA0G	Chemi-Con	Alchip™- MVL	330 µF	25 V	Not specified	5000 Hrs @ 105°C	-40°C ~ 105°C	10.30 mm	ROHS3 Compliant	Active
EMLA350ARA331MJA0G	Chemi-Con	Alchip™- MLA	330 µF	35 V	80 mOhms (Impedance)	3000 Hrs @ 105°C	-40°C ~ 105°C	10.30 mm	ROHS3 Compliant	Active
EMVE350ARA331MJA0G	Chemi-Con	Alchip™- MVE	330 µF	35 V	Not specified	2000 Hrs @ 105°C	-40°C ~ 105°C	10.00 mm	ROHS3 Compliant	Active
EMVY350ARA331MJA0G	Chemi-Con	Alchip™- MVY	330 µF	35 V	150 mOhms (Impedance)	2000 Hrs @ 105°C	-55°C ~ 105°C	10.00 mm	ROHS3 Compliant	Active
EMZA350ARA331MJA0G	Chemi-Con	Alchip™- MZA	330 µF	35 V	80 mOhms (Impedance)	2000 Hrs @ 105°C	-55°C ~ 105°C	10.50 mm	ROHS3 Compliant	Active
EMZA350GRA331MJA0G	Chemi-Con	Alchip™- MZA	330 µF	35 V	80 mOhms (Impedance)	2000 Hrs @ 105°C	-55°C ~ 105°C	10.50 mm	ROHS3 Compliant	Active

Engineering Selection Recommendations

For Direct 25 V Replacement (Same Voltage Rating):

EMHJ250ARA331MJA0G is the optimal direct replacement. This part maintains 25 V voltage rating, 330 µF capacitance, and ±20% tolerance. It offers significantly reduced ESR (120 mOhm @ 100 kHz versus 804 mOhm @ 120 Hz), extended operating temperature range (-40°C to 125°C), and ROHS3 compliance. Height is 10.30 mm, within acceptable tolerance. AEC-Q200 automotive rating provides additional reliability assurance.

EMLA250ARA331MJA0G provides extended lifetime (3000 hours @ 105°C versus 2000 hours), lowest impedance specification (80 mOhms), and ROHS3 compliance. Operating temperature remains -40°C to 105°C. This part is suitable for applications requiring enhanced reliability over extended service life.

EMVL250ARA331MJA0G offers the longest lifetime specification (5000 hours @ 105°C) with ROHS3 compliance. Operating temperature range matches the original part (-40°C to 105°C). This selection is appropriate for applications with extended operational requirements and temperature stability needs.

For Higher Voltage Rating (35 V Substitutes):

EMZA350ARA331MJA0G and EMZA350GRA331MJA0G provide 35 V rating with 330 µF capacitance, extended operating temperature range (-55°C to 105°C), AEC-Q200 automotive rating, and ROHS3 compliance. These parts offer design margin through higher voltage rating while maintaining equivalent capacitance and tolerance. Height specification is 10.50 mm.

EMVE350ARA331MJA0G matches the original part's height (10.00 mm) while providing 35 V rating, ROHS3 compliance, and identical lifetime specification (2000 hours @ 105°C). This part is suitable for applications requiring minimal PCB footprint adjustment.

All substitute parts are manufactured by Chemi-Con and maintain the SMD radial can package format with 10.30 mm × 10.30 mm surface mount land size.

Frequently Asked Questions (FAQ)

Q: Can EMHJ250ARA331MJA0G be used as a direct replacement for MVK25VC331MJ10TP?

A: Yes. Both parts have 330 µF capacitance, 25 V voltage rating, ±20% tolerance, and SMD radial can package with identical land size (10.30 mm × 10.30 mm). Height difference is 0.30 mm (10.30 mm versus 10.00 mm), which is within acceptable PCB assembly tolerance. EMHJ250ARA331MJA0G is active and ROHS3 compliant.

Q: What is the difference between 25 V and 35 V rated substitutes?

A: 25 V substitutes (EMHB250ARA331MJA0G, EMHJ250ARA331MJA0G, EMLA250ARA331MJA0G, EMVH250ARA331MJA0G, EMVL250ARA331MJA0G) maintain the original voltage rating and are direct replacements. 35 V substitutes (EMLA350ARA331MJA0G, EMVE350ARA331MJA0G, EMVY350ARA331MJA0G, EMZA350ARA331MJA0G, EMZA350GRA331MJA0G) provide higher voltage margin and are suitable for applications where increased voltage headroom is beneficial or required.

Q: Are all substitute parts RoHS compliant?

A: Yes. All substitute parts listed are ROHS3 compliant. The original MVK25VC331MJ10TP is RoHS non-compliant. Substitution with any listed part upgrades compliance status.

Q: Which substitute offers the lowest ESR?

A: EMHJ250ARA331MJA0G offers the lowest ESR specification at 120 mOhm @ 100 kHz. EMLA250ARA331MJA0G and EMLA350ARA331MJA0G specify 80 mOhms impedance, which is equivalent to or lower than ESR in this context.

Q: What is the maximum height difference acceptable for PCB assembly?

A: The original part height is 10.00 mm. Substitute parts range from 10.30 mm to 10.50 mm. Standard PCB assembly processes accommodate height variations within 0.50 mm. All listed substitutes are within acceptable assembly tolerance.

Q: Which substitute has the longest operational lifetime?

A: EMVL250ARA331MJA0G specifies 5000 hours @ 105°C, the longest lifetime among 25 V rated substitutes. EMLA250ARA331MJA0G and EMLA350ARA331MJA0G specify 3000 hours @ 105°C. All other substitutes specify 2000 hours @ 105°C or 2000 hours @ 125°C.

Q: Can I use a 35 V rated part in a circuit designed for 25 V?

A: Yes. A 35 V rated capacitor can be used in a 25 V circuit. The capacitor will operate at lower stress levels, potentially extending service life. Capacitance value (330 µF) and tolerance (±20%) remain identical. Physical dimensions and land size compatibility must be verified for PCB layout.

Q: What does AEC-Q200 rating indicate?

A: AEC-Q200 is an automotive qualification standard. Parts bearing this rating (EMHB250ARA331MJA0G, EMHJ250ARA331MJA0G, EMZA350ARA331MJA0G, EMZA350GRA331MJA0G) have undergone automotive-grade reliability testing and are suitable for automotive applications requiring enhanced quality assurance.

Q: Are there packaging differences between substitutes?

A: Yes. Most substitutes are supplied in Tape & Reel (TR) packaging. EMVL250ARA331MJA0G packaging is not specified. EMZA350ARA331MJA0G is available in Cut Tape (CT) & Digi-Reel® packaging. Verify packaging requirements with procurement specifications before ordering.

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