EMVY100ARA331MHA0G Equivalent & Substitute Parts

Part Overview

The EMVY100ARA331MHA0G is a 330 µF, 10 V aluminum electrolytic capacitor in surface mount radial can package manufactured by Chemi-Con. This component is rated for 2000 hours at 105°C and is designed for general purpose applications. The part is active and in production with 692 units currently in stock.

Substitute parts are necessary when the original component becomes unavailable, when higher voltage ratings are required for circuit margin, when extended lifetime specifications are needed, or when automotive-grade compliance (AEC-Q200) is mandated by application requirements.

Key Parameters

Parameter	Value
Capacitance	330 µF
Voltage Rating	10 V
Tolerance	±20%
Lifetime @ 105°C	2000 Hrs
Operating Temperature Range	-55°C ~ 105°C
Polarization	Polar
Package Type	Radial, Can - SMD
Case Size	0.315" Dia (8.00mm)
Height	0.394" (10.00mm)
Surface Mount Land Size	0.327" L x 0.327" W (8.30mm x 8.30mm)
Mounting Type	Surface Mount
RoHS Status	ROHS3 Compliant
MSL Rating	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution of the EMVY100ARA331MHA0G is determined by the following criteria:

Direct Substitutes maintain identical electrical specifications (330 µF, 10 V, ±20% tolerance) and mechanical compatibility (same case size, height, and land pattern). These parts are interchangeable without circuit redesign:

UUD1A331MNL1GS (Nichicon UUD series)
UUX1A331MNL6GS (Nichicon UUX series)

Upgrade Substitutes increase the voltage rating from 10 V to 16 V or 25 V while maintaining 330 µF capacitance and ±20% tolerance. These provide enhanced circuit margin and are mechanically compatible. Voltage upgrades are electrically backward-compatible in applications where the original 10 V rating was adequate:

EMVY160ARA331MHA0G (Chemi-Con MVY series, 16 V)
EMZA250ARA331MHA0G (Chemi-Con MZA series, 25 V)
EMZJ250ARA331MHA0G (Chemi-Con MZJ series, 25 V, low ESR)
16TZV330M8X10.5 (Rubycon TZV series, 16 V)
25TKV330M8X10.5 (Rubycon TKV series, 25 V)
25TLV330M8X10.5 (Rubycon TLV series, 25 V, extended life)
25TZV330M8X10.5 (Rubycon TZV series, 25 V)
AFK337M16F24T-F (Cornell Dubilier AFK series, 16 V)

All substitute parts share the same capacitance (330 µF), tolerance (±20%), case diameter (8.00mm), and surface mount land pattern (8.30mm x 8.30mm). Mechanical compatibility is maintained across all substitutes.

Parameter Comparison

Manufacturer Part Number	Manufacturer	Series	Capacitance	Voltage	Tolerance	Lifetime @ 105°C	Case Dia	Height	Impedance	AEC-Q200
EMVY100ARA331MHA0G	Chemi-Con	MVY	330 µF	10 V	±20%	2000 Hrs	8.00mm	10.00mm	300 mOhms	No
UUD1A331MNL1GS	Nichicon	UUD	330 µF	10 V	±20%	5000 Hrs	8.00mm	10.50mm	170 mOhms	Yes
UUX1A331MNL6GS	Nichicon	UUX	330 µF	10 V	±20%	2000 Hrs	8.00mm	10.50mm	—	No
EMVY160ARA331MHA0G	Chemi-Con	MVY	330 µF	16 V	±20%	2000 Hrs	8.00mm	10.00mm	300 mOhms	No
EMZA250ARA331MHA0G	Chemi-Con	MZA	330 µF	25 V	±20%	2000 Hrs	8.00mm	10.50mm	160 mOhms	Yes
EMZJ250ARA331MHA0G	Chemi-Con	MZJ	330 µF	25 V	±20%	2000 Hrs	8.00mm	10.30mm	80 mOhms	Yes
16TZV330M8X10.5	Rubycon	TZV	330 µF	16 V	±20%	2000 Hrs	8.00mm	10.50mm	160 mOhms	Yes
25TKV330M8X10.5	Rubycon	TKV	330 µF	25 V	±20%	2000 Hrs	8.00mm	10.50mm	80 mOhms	Yes
25TLV330M8X10.5	Rubycon	TLV	330 µF	25 V	±20%	5000 Hrs	8.00mm	10.50mm	160 mOhms	Yes
25TZV330M8X10.5	Rubycon	TZV	330 µF	25 V	±20%	2000 Hrs	8.00mm	10.50mm	160 mOhms	Yes
AFK337M16F24T-F	Cornell Dubilier	AFK	330 µF	16 V	±20%	2000 Hrs	8.00mm	10.50mm	160 mOhms	Yes

Engineering Selection Recommendations

For General Purpose Applications (Non-Automotive): Direct substitutes UUD1A331MNL1GS and UUX1A331MNL6GS maintain the same electrical and mechanical specifications as the original EMVY100ARA331MHA0G. The Nichicon UUD1A331MNL1GS offers extended lifetime (5000 hours at 105°C) compared to the original 2000-hour rating, providing improved reliability margin without circuit modification.

For Automotive Applications Requiring AEC-Q200 Compliance: The original EMVY100ARA331MHA0G does not carry AEC-Q200 certification. Automotive designs must transition to AEC-Q200 qualified alternatives. At 10 V rating, UUD1A331MNL1GS (Nichicon UUD series) is the only AEC-Q200 compliant direct substitute. For enhanced voltage margin in automotive circuits, EMZA250ARA331MHA0G, EMZJ250ARA331MHA0G, 16TZV330M8X10.5, 25TKV330M8X10.5, 25TLV330M8X10.5, 25TZV330M8X10.5, and AFK337M16F24T-F all carry AEC-Q200 ratings.

For Low Impedance Requirements: EMZJ250ARA331MHA0G and 25TKV330M8X10.5 provide 80 mOhms impedance at 100 kHz, compared to 300 mOhms in the original part. These are suitable for applications requiring reduced ESR performance at 25 V rating.

For Extended Lifetime Requirements: 25TLV330M8X10.5 (Rubycon TLV series) and UUD1A331MNL1GS (Nichicon UUD series) both provide 5000-hour lifetime at 105°C, compared to 2000 hours in the original specification.

Frequently Asked Questions (FAQ)

Q: Can I use a 16 V or 25 V rated capacitor in place of the 10 V original? A: Yes. Higher voltage ratings are electrically backward-compatible. A 16 V or 25 V capacitor will function correctly in a circuit designed for 10 V operation. The higher voltage rating provides additional safety margin and does not affect circuit performance.

Q: What is the difference between direct substitutes and upgrade substitutes? A: Direct substitutes (UUD1A331MNL1GS, UUX1A331MNL6GS) maintain the same 10 V voltage rating and are electrically identical. Upgrade substitutes increase the voltage rating to 16 V or 25 V, providing enhanced circuit margin while maintaining the same 330 µF capacitance and mechanical compatibility.

Q: Does the height difference between 10.00mm and 10.50mm affect PCB layout? A: The height difference of 0.50mm is within typical PCB clearance tolerances for surface mount components. All substitute parts maintain the same 8.30mm x 8.30mm land pattern, ensuring pad compatibility. Verify clearance to adjacent components or enclosure constraints in your specific design.

Q: Which substitute should I use for automotive applications? A: For automotive designs, select only AEC-Q200 qualified parts. At 10 V rating, use UUD1A331MNL1GS. For higher voltage margin, use EMZA250ARA331MHA0G, EMZJ250ARA331MHA0G, 16TZV330M8X10.5, 25TKV330M8X10.5, 25TLV330M8X10.5, 25TZV330M8X10.5, or AFK337M16F24T-F.

Q: What does impedance (ESR) mean and why does it matter? A: Impedance is the equivalent series resistance at 100 kHz. Lower impedance reduces voltage ripple and heat generation. The original part has 300 mOhms. Substitutes with 80 mOhms or 160 mOhms provide better performance in high-frequency ripple current applications. Select based on your circuit's ripple current requirements.

Q: Are all substitute parts ROHS3 compliant? A: Yes. All listed substitute parts are ROHS3 compliant and carry MSL rating 1 (Unlimited moisture sensitivity level), matching the original part's environmental compliance.

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