MLS331M200EK0D Equivalent & Substitute Parts

Part Overview

The MLS331M200EK0D is a 330 µF, 200 V aluminum electrolytic capacitor manufactured by Cornell Dubilier Electronics (CDE) in FlatPack, Tabbed configuration. This component is classified as Active product status and is designed for general-purpose applications requiring stable capacitance and extended operational life at elevated temperatures. Substitute parts are identified when identical electrical and mechanical parameters are maintained across alternative part numbers, ensuring direct interchangeability in circuit designs without performance degradation.

Key Parameters

Parameter	Value
Capacitance	330 µF
Voltage Rating	200 V
Tolerance	±20%
ESR @ 120 Hz	426 mOhm
Lifetime @ Temperature	10000 Hrs @ 85°C
Operating Temperature Range	-55°C ~ 125°C
Ripple Current @ 120 Hz	4.9 A
Ripple Current @ 20 kHz	6.2 A
Lead Spacing	1.000" (25.40 mm)
Physical Dimensions	1.500" L x 1.750" W (38.10 mm x 44.45 mm)
Height - Seated (Max)	0.500" (12.70 mm)
Package Type	FlatPack, Tabbed
Mounting Type	Chassis Mount
Polarization	Polar
Series	MLS

Substitute Part Grouping Explanation

Substitution of the MLS331M200EK0D is determined by strict equivalence across all critical electrical and mechanical parameters. The substitute part MLS331M200EK0A maintains identical specifications in the following key areas:

Capacitance Value: 330 µF (exact match)
Voltage Rating: 200 V (exact match)
Tolerance: ±20% (exact match)
ESR Specification: 426 mOhm @ 120 Hz (exact match)
Thermal Lifetime: 10000 Hrs @ 85°C (exact match)
Operating Temperature Range: -55°C ~ 125°C (exact match)
Ripple Current Ratings: 4.9 A @ 120 Hz and 6.2 A @ 20 kHz (exact match)
Physical Dimensions: 1.500" L x 1.750" W x 0.500" H (exact match)
Lead Spacing: 1.000" (25.40 mm) (exact match)
Package Configuration: FlatPack, Tabbed (exact match)
Mounting Type: Chassis Mount (exact match)

Both parts belong to the MLS series from Cornell Dubilier Electronics and share identical product status (Active). Substitution is valid only when all parameters listed above are maintained without deviation.

Parameter Comparison

Parameter	MLS331M200EK0D	MLS331M200EK0A	Match Status
Manufacturer	Cornell Dubilier Electronics (CDE)	Cornell Dubilier Electronics (CDE)	Identical
Series	MLS	MLS	Identical
Capacitance	330 µF	330 µF	Identical
Voltage Rating	200 V	200 V	Identical
Tolerance	±20%	±20%	Identical
ESR @ 120 Hz	426 mOhm	426 mOhm	Identical
Lifetime @ 85°C	10000 Hrs	10000 Hrs	Identical
Operating Temperature	-55°C ~ 125°C	-55°C ~ 125°C	Identical
Ripple Current @ 120 Hz	4.9 A	4.9 A	Identical
Ripple Current @ 20 kHz	6.2 A	6.2 A	Identical
Lead Spacing	1.000" (25.40 mm)	1.000" (25.40 mm)	Identical
Dimensions	1.500" L x 1.750" W	1.500" L x 1.750" W	Identical
Height - Seated (Max)	0.500" (12.70 mm)	0.500" (12.70 mm)	Identical
Package Type	FlatPack, Tabbed	FlatPack, Tabbed	Identical
Mounting Type	Chassis Mount	Chassis Mount	Identical
Polarization	Polar	Polar	Identical
Product Status	Active	Active	Identical
RoHS Status	RoHS non-compliant	RoHS non-compliant	Identical
MSL Rating	1 (Unlimited)	1 (Unlimited)	Identical
REACH Status	REACH Affected	REACH Affected	Identical

Engineering Selection Recommendations

The MLS331M200EK0A serves as a direct parametric equivalent to the MLS331M200EK0D. Both components are manufactured by Cornell Dubilier Electronics within the MLS series and maintain Active product status. Selection between these parts is based on inventory availability and supply chain considerations rather than technical performance differentiation.

Both parts share identical compliance profiles: RoHS non-compliant status and REACH Affected designation. Moisture Sensitivity Level (MSL) rating of 1 (Unlimited) indicates no moisture-related handling restrictions for either component.

The electrical performance, thermal characteristics, and mechanical specifications are fully equivalent. Circuit designs utilizing the MLS331M200EK0D can incorporate the MLS331M200EK0A without modification to PCB layout, schematic design, or operational parameters.

Frequently Asked Questions (FAQ)

Q: Can MLS331M200EK0A be used as a direct replacement for MLS331M200EK0D?

A: Yes. Both parts are parametrically identical across all electrical and mechanical specifications. No circuit modifications are required for substitution.

Q: Are there differences in physical dimensions between these parts?

A: No. Both components share identical dimensions: 1.500" L x 1.750" W x 0.500" H (38.10 mm x 44.45 mm x 12.70 mm). Lead spacing is 1.000" (25.40 mm) for both parts. PCB footprints are interchangeable.

Q: Do these parts have different thermal performance characteristics?

A: No. Both parts specify 10000 Hrs lifetime at 85°C and operate across the identical temperature range of -55°C ~ 125°C. ESR values are identical at 426 mOhm @ 120 Hz.

Q: What is the difference between the part numbers MLS331M200EK0D and MLS331M200EK0A?

A: The part numbers differ only in the final suffix characters (0D versus 0A). This distinction reflects internal manufacturing or distribution tracking by Cornell Dubilier Electronics. All functional and performance parameters remain identical.

Q: Are ripple current ratings the same for both parts?

A: Yes. Both parts are rated for 4.9 A @ 120 Hz and 6.2 A @ 20 kHz. Thermal and electrical performance under ripple current conditions is equivalent.

Q: What compliance certifications apply to both parts?

A: Both parts are RoHS non-compliant and REACH Affected. MSL rating is 1 (Unlimited) for both, indicating no moisture sensitivity restrictions during storage or handling.

Q: Can these parts be used interchangeably in high-reliability applications?

A: Yes, from a parametric standpoint. Both parts maintain Active product status and identical electrical specifications. Compliance and regulatory considerations (RoHS non-compliant, REACH Affected) apply equally to both.

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