SLPX331M220C1P3 Equivalent & Substitute Parts

Part Overview

The SLPX331M220C1P3 is a 330 µF, 220 V aluminum electrolytic capacitor manufactured by Cornell Dubilier Electronics (CDE) in a radial, can snap-in package. This component is designed for general-purpose applications requiring stable capacitance and low equivalent series resistance over extended operational periods. The part maintains Active product status with full RoHS3 compliance and REACH unaffected designation.

Substitute parts are identified to address inventory availability, voltage rating upgrades, thermal performance enhancements, or alternative manufacturer sourcing while maintaining functional compatibility within specified electrical and mechanical parameters.

Key Parameters

Parameter	Value	Unit
Capacitance	330	µF
Voltage - Rated	220	V
Tolerance	±20%	-
ESR @ 120 Hz	603	mOhm
Lifetime @ Temperature	3000 Hrs @ 85°C	-
Operating Temperature Range	-40°C to 85°C	-
Lead Spacing	10.00	mm
Case Diameter	25.00	mm
Height - Seated (Max)	25.00	mm
Package Type	Radial, Can - Snap-In	-
Mounting Type	Through Hole	-
RoHS Status	ROHS3 Compliant	-

Substitute Part Grouping Explanation

Substitute parts for the SLPX331M220C1P3 are classified based on the following substitution criteria:

Upgrade Category (Higher Voltage Rating): Parts with identical capacitance (330 µF), identical mechanical dimensions (25.00 mm diameter, 25.00 mm height, 10.00 mm lead spacing), identical package type (Radial, Can - Snap-In), and rated voltage of 250 V or higher. These parts provide enhanced voltage margin while maintaining pin-compatible footprints and identical physical form factors.

Similar Category (Same Voltage, Dimensional Variation): Parts with identical capacitance (330 µF), identical voltage rating (220 V), identical package type (Radial, Can - Snap-In), and identical lead spacing (10.00 mm), but with different case dimensions. These parts maintain electrical compatibility and mounting compatibility but occupy different physical space.

Cross-Manufacturer Upgrade Category: Parts from alternative manufacturers (Nichicon) with identical capacitance (330 µF), upgraded voltage rating (250 V), identical mechanical dimensions (25.00 mm diameter, 25.00 mm height, 10.00 mm lead spacing), identical package type (Radial, Can - Snap-In), and enhanced thermal performance characteristics.

Parameter Comparison

Part Number	Manufacturer	Capacitance (µF)	Voltage (V)	Tolerance	ESR @ 120 Hz (mOhm)	Lifetime @ Temp	Operating Temp (°C)	Case Dia (mm)	Height (mm)	Lead Spacing (mm)	Package Type	Product Status
SLPX331M220C1P3	CDE	330	220	±20%	603	3000 Hrs @ 85°C	-40 to 85	25.00	25.00	10.00	Radial, Can - Snap-In	Active
SLPX331M250C1P3	CDE	330	250	±20%	603	3000 Hrs @ 85°C	-40 to 85	25.00	25.00	10.00	Radial, Can - Snap-In	Active
SLPX331M220A3P3	CDE	330	220	±20%	603	3000 Hrs @ 85°C	-40 to 85	22.00	30.00	10.00	Radial, Can - Snap-In	Active
LLS2E331MELA	Nichicon	330	250	±20%	Not Specified	3000 Hrs @ 85°C	-40 to 85	25.00	25.00	10.00	Radial, Can - Snap-In	Active
LGW2E331MELA25	Nichicon	330	250	±20%	Not Specified	3000 Hrs @ 105°C	-40 to 105	25.00	25.00	10.00	Radial, Can - Snap-In	Active

Engineering Selection Recommendations

SLPX331M250C1P3 (CDE Upgrade): Direct mechanical and electrical upgrade from the main part. Identical physical dimensions, lead spacing, and package configuration enable direct board-level substitution. Voltage rating increased from 220 V to 250 V while maintaining identical ESR and thermal lifetime specifications. Recommended for applications requiring enhanced voltage margin without design modification. Active product status with full RoHS3 compliance.

SLPX331M220A3P3 (CDE Alternative): Maintains identical electrical specifications and voltage rating as the main part. Physical dimensions differ: case diameter reduced from 25.00 mm to 22.00 mm, height increased from 25.00 mm to 30.00 mm. Lead spacing remains 10.00 mm. Suitable for space-constrained applications where reduced radial footprint is beneficial. Active product status with full RoHS3 compliance. Board layout modification required.

LLS2E331MELA (Nichicon Cross-Manufacturer Upgrade): Nichicon alternative with identical capacitance, upgraded voltage rating (250 V), and identical physical dimensions to the main part (25.00 mm diameter, 25.00 mm height, 10.00 mm lead spacing). Maintains 3000 Hrs @ 85°C lifetime specification. Direct pin-compatible substitution. Active product status with full RoHS3 compliance.

LGW2E331MELA25 (Nichicon Enhanced Thermal Upgrade): Nichicon alternative with identical capacitance, upgraded voltage rating (250 V), and identical physical dimensions to the main part (25.00 mm diameter, 25.00 mm height, 10.00 mm lead spacing). Enhanced thermal performance: operating temperature range extended to -40°C to 105°C with 3000 Hrs @ 105°C lifetime rating. Direct pin-compatible substitution suitable for elevated temperature applications. Active product status with full RoHS3 compliance.

Frequently Asked Questions (FAQ)

Q: Can SLPX331M250C1P3 be used as a direct replacement for SLPX331M220C1P3?

A: Yes. The SLPX331M250C1P3 maintains identical physical dimensions (25.00 mm diameter, 25.00 mm height, 10.00 mm lead spacing), identical capacitance (330 µF), identical tolerance (±20%), identical ESR (603 mOhm @ 120 Hz), and identical thermal lifetime (3000 Hrs @ 85°C). The voltage rating is upgraded from 220 V to 250 V, providing enhanced voltage margin. No board layout modification is required.

Q: What is the difference between SLPX331M220A3P3 and SLPX331M220C1P3?

A: Both parts share identical electrical specifications: 330 µF capacitance, 220 V voltage rating, ±20% tolerance, 603 mOhm ESR @ 120 Hz, and 3000 Hrs @ 85°C lifetime. Physical dimensions differ: SLPX331M220A3P3 has a case diameter of 22.00 mm and height of 30.00 mm, while SLPX331M220C1P3 has a case diameter of 25.00 mm and height of 25.00 mm. Lead spacing is identical at 10.00 mm. Selection depends on available board space.

Q: Are Nichicon LLS2E331MELA and LGW2E331MELA25 pin-compatible with the main part?

A: Yes. Both Nichicon parts maintain identical lead spacing (10.00 mm) and identical physical dimensions (25.00 mm diameter, 25.00 mm height) as the main part SLPX331M220C1P3. Both are radial, can snap-in packages with through-hole mounting. Direct board-level substitution is possible without layout modification.

Q: What is the thermal performance difference between LLS2E331MELA and LGW2E331MELA25?

A: LLS2E331MELA is rated for 3000 Hrs @ 85°C with operating temperature range -40°C to 85°C. LGW2E331MELA25 is rated for 3000 Hrs @ 105°C with extended operating temperature range -40°C to 105°C. LGW2E331MELA25 is suitable for applications requiring sustained operation at elevated temperatures.

Q: Do all substitute parts maintain RoHS3 compliance?

A: Yes. All listed substitute parts—SLPX331M250C1P3, SLPX331M220A3P3, LLS2E331MELA, and LGW2E331MELA25—are RoHS3 compliant and REACH unaffected, matching the compliance status of the main part SLPX331M220C1P3.

Q: Can SLPX331M220A3P3 be used in applications designed for SLPX331M220C1P3?

A: Electrical compatibility is confirmed: identical capacitance, voltage, tolerance, ESR, and thermal lifetime. Physical dimensions differ, requiring board layout evaluation. Lead spacing is identical at 10.00 mm. Substitution is feasible if the reduced case diameter (22.00 mm vs. 25.00 mm) and increased height (30.00 mm vs. 25.00 mm) are accommodated within the available board space.

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