UUL0J331MNL1GS Equivalent & Substitute Parts

Part Overview

The UUL0J331MNL1GS is a 330 µF, 6.3 V aluminum electrolytic capacitor manufactured by Nichicon in the UUL series. This surface mount component is rated for 5000 hours at 105°C and is designed for general purpose applications. The part is active and in production with 1483 units currently in stock. Substitute parts are identified to address inventory availability, extended operating temperature ranges, automotive compliance requirements, or enhanced ripple current handling capabilities.

Key Parameters

Parameter	Value
Capacitance	330 µF
Voltage Rating	6.3 V
Tolerance	±20%
Lifetime @ Temperature	5000 Hrs @ 105°C
Operating Temperature Range	-40°C ~ 105°C
Package / Case	Radial, Can - SMD
Size / Dimension	0.315" Dia (8.00mm)
Height - Seated (Max)	0.413" (10.50mm)
Surface Mount Land Size	0.327" L x 0.327" W (8.30mm x 8.30mm)
Mounting Type	Surface Mount
RoHS Status	ROHS3 Compliant
Moisture Sensitivity Level	1 (Unlimited)

Substitute Part Grouping Explanation

Substitution eligibility is determined by the following criteria:

Mechanical Compatibility: All substitute parts maintain identical physical dimensions (0.315" diameter, 0.413" maximum height) and surface mount land size (0.327" L x 0.327" W), ensuring direct PCB footprint compatibility.

Electrical Compatibility: All substitute parts maintain the same capacitance value (330 µF) and tolerance (±20%). Voltage ratings of substitute parts are equal to or greater than the original 6.3 V specification, ensuring safe operation in circuits designed for the UUL0J331MNL1GS.

Thermal and Lifetime Characteristics: Substitute parts are grouped by operating temperature range and lifetime rating. Parts with extended temperature ranges (-55°C minimum) or enhanced lifetime ratings (8000 hours) provide improved performance margins.

Regulatory Compliance: All substitute parts maintain ROHS3 compliance. Automotive-rated substitutes (AEC-Q200) are identified separately for applications requiring automotive qualification.

Parameter Comparison

Part Number	Manufacturer	Series	Capacitance	Voltage	Tolerance	Lifetime @ 105°C	Operating Temp	Ripple Current @ 120 Hz	Ripple Current @ 100 kHz	Impedance	AEC-Q200	Packaging
UUL0J331MNL1GS	Nichicon	UUL	330 µF	6.3 V	±20%	5000 Hrs	-40°C ~ 105°C	160 mA	240 mA	—	No	Tape & Reel
UCD1C331MNL1GS	Nichicon	UCD	330 µF	16 V	±20%	5000 Hrs	-55°C ~ 105°C	300 mA	600 mA	160 mOhms	Yes	Cut Tape & Digi-Reel
UCD1E331MNL1GS	Nichicon	UCD	330 µF	25 V	±20%	5000 Hrs	-55°C ~ 105°C	300 mA	600 mA	160 mOhms	Yes	Tape & Reel
UUD1A331MNL1GS	Nichicon	UUD	330 µF	10 V	±20%	5000 Hrs	-55°C ~ 105°C	225 mA	450 mA	170 mOhms	Yes	Tape & Reel
UUD1C331MNL1GS	Nichicon	UUD	330 µF	16 V	±20%	5000 Hrs	-55°C ~ 105°C	225 mA	450 mA	170 mOhms	Yes	Cut Tape & Digi-Reel
UUD1E331MNL1GS	Nichicon	UUD	330 µF	25 V	±20%	5000 Hrs	-55°C ~ 105°C	225 mA	450 mA	170 mOhms	Yes	Tape & Reel
10TRV330M8X10.5	Rubycon	TRV	330 µF	10 V	±20%	8000 Hrs	-40°C ~ 105°C	360 mA	600 mA	150 mOhms	No	Tape & Reel
16TRV330M8X10.5	Rubycon	TRV	330 µF	16 V	±20%	8000 Hrs	-40°C ~ 105°C	360 mA	600 mA	150 mOhms	No	Tape & Reel
25TLV330M8X10.5	Rubycon	TLV	330 µF	25 V	±20%	5000 Hrs	-55°C ~ 105°C	360 mA	600 mA	160 mOhms	Yes	Tape & Reel
865060153007	Würth Elektronik	WCAP-ASLL	330 µF	6.3 V	±20%	5000 Hrs	-55°C ~ 105°C	292.5 mA	450 mA	170 mOhms	No	Tape & Reel
865060253007	Würth Elektronik	WCAP-ASLL	330 µF	10 V	±20%	5000 Hrs	-55°C ~ 105°C	325 mA	500 mA	170 mOhms	No	Tape & Reel

Engineering Selection Recommendations

Direct Voltage-Matched Substitutes: The Würth Elektronik 865060153007 provides an exact voltage match (6.3 V) with identical capacitance and tolerance. This part extends the operating temperature range to -55°C and offers higher ripple current capability (292.5 mA @ 120 Hz versus 160 mA), making it suitable for applications requiring improved thermal performance without voltage derating.

Automotive-Qualified Alternatives: The Nichicon UCD series (UCD1C331MNL1GS, UCD1E331MNL1GS) and UUD series (UUD1A331MNL1GS, UUD1C331MNL1GS, UUD1E331MNL1GS) carry AEC-Q200 automotive qualification. These parts are appropriate for automotive applications or systems requiring automotive-grade component certification. The UCD series offers higher ripple current (300 mA @ 120 Hz, 600 mA @ 100 kHz) compared to the original specification.

Extended Lifetime Options: Rubycon TRV series parts (10TRV330M8X10.5, 16TRV330M8X10.5) provide 8000-hour lifetime ratings at 105°C, compared to the 5000-hour rating of the original part. These components deliver superior ripple current handling (360 mA @ 120 Hz, 600 mA @ 100 kHz) and lower impedance (150 mOhms).

Higher Voltage Ratings: All substitute parts with voltage ratings of 10 V, 16 V, or 25 V are electrically compatible with circuits designed for 6.3 V operation. Higher voltage ratings provide additional safety margin and are suitable for applications where supply voltage tolerance or transient overvoltage protection is a design consideration.

Frequently Asked Questions (FAQ)

Q: Can I use a 16 V or 25 V rated capacitor in place of the 6.3 V UUL0J331MNL1GS?

A: Yes. Higher voltage-rated capacitors are electrically compatible with lower voltage circuit designs. A 16 V or 25 V capacitor will function correctly in a 6.3 V application. The higher voltage rating provides additional safety margin against transient overvoltage events.

Q: What is the difference between the Nichicon UUL, UCD, and UUD series?

A: The UUL series is rated for general purpose applications with -40°C to 105°C operating range. The UCD and UUD series are automotive-qualified (AEC-Q200) with extended operating temperature range (-55°C to 105°C). The UCD series offers higher ripple current capability (300 mA @ 120 Hz) compared to UUD (225 mA @ 120 Hz).

Q: Are the Rubycon TRV and Würth Elektronik WCAP-ASLL parts direct replacements?

A: Yes, from a mechanical and electrical standpoint. All substitute parts maintain identical physical dimensions and surface mount land sizes. Rubycon TRV parts provide extended lifetime (8000 hours) and higher ripple current ratings. Würth Elektronik WCAP-ASLL parts offer extended temperature range (-55°C minimum) with comparable ripple current performance.

Q: Does packaging format affect substitution eligibility?

A: Packaging format (Tape & Reel, Cut Tape & Digi-Reel) does not affect electrical or mechanical compatibility. Selection should be based on procurement and assembly process requirements. All listed parts are surface mount compatible with identical footprints.

Q: Which substitute part should I select for automotive applications?

A: Parts carrying AEC-Q200 certification are appropriate for automotive use: UCD1C331MNL1GS, UCD1E331MNL1GS, UUD1A331MNL1GS, UUD1C331MNL1GS, UUD1E331MNL1GS, and 25TLV330M8X10.5. Selection among these should be based on voltage requirement and ripple current specification for your specific circuit.

Q: What is the significance of impedance values listed in the comparison table?

A: Impedance (measured in milliohms) indicates the capacitor's resistance to AC current flow at specific frequencies. Lower impedance values indicate better high-frequency performance and lower voltage ripple. Rubycon TRV series parts offer the lowest impedance (150 mOhms), followed by Nichicon UCD series (160 mOhms).

Q: Can I substitute the UUL0J331MNL1GS with a part rated for a lower voltage?

A: No. Substitution with lower voltage-rated capacitors is not permitted. The substitute part voltage rating must be equal to or greater than the original specification to ensure safe operation and prevent capacitor failure.

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