MLP331M300EA1D Equivalent & Substitute Parts

Part Overview

The MLP331M300EA1D is a 330 µF, 300 V aluminum electrolytic capacitor manufactured by Cornell Dubilier Electronics (CDE) in the MLP series. This FlatPack, tabbed configuration is designed for general-purpose applications requiring high-voltage energy storage with specified ripple current handling at both low and high frequencies. The part maintains an active product status with 871 units currently in stock. Substitute parts are identified when identical electrical specifications, mechanical dimensions, and performance ratings are maintained across alternative part numbers within the same manufacturer series.

Substiute Parts

MLP331M300EA1D

Cornell Dubilier Electronics (CDE)In Stock: 962MLP331M300EA1D Datasheet

Current PartRFQ

MLP331M300EA0A

Cornell Dubilier Electronics (CDE)In Stock: 1108MLP331M300EA0A Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the MLP331M300EA1D is determined by strict equivalence across all critical electrical and mechanical parameters. The substitute part must maintain identical specifications in the following categories:

Electrical Parameters: Capacitance value (330 µF), voltage rating (300 V), tolerance (±20%), ESR (399 mOhm @ 120Hz), lifetime rating (2000 Hrs @ 85°C), operating temperature range (-40°C ~ 85°C), and ripple current specifications (2.1 A @ 120 Hz and 2.5 A @ 20 kHz).

Mechanical Parameters: Lead spacing (1.000" / 25.40 mm), physical dimensions (2.000" L x 1.750" W / 50.80 mm x 44.45 mm), seated height (0.500" / 12.70 mm), package type (FlatPack, Tabbed), and mounting configuration (Chassis Mount).

Environmental & Compliance: Polarization (Polar), Moisture Sensitivity Level (MSL 1), and manufacturer series designation (MLP).

Only parts meeting all specified parameters qualify as direct substitutes.

Parameter Comparison

Engineering Selection Recommendations

The MLP331M300EA0A qualifies as a direct parametric equivalent to the MLP331M300EA1D. Both parts are manufactured by Cornell Dubilier Electronics within the MLP series and maintain identical electrical performance specifications, mechanical dimensions, and environmental ratings. Both parts carry active product status and share identical compliance designations (RoHS non-compliant, REACH Affected).

Selection between these two part numbers should be based on inventory availability and procurement lead times. The MLP331M300EA0A currently maintains higher inventory (1097 units) compared to the MLP331M300EA1D (871 units), which may influence supply chain decisions. Both parts are suitable for direct substitution in applications requiring 330 µF, 300 V aluminum electrolytic capacitors with FlatPack, tabbed configurations and chassis mount installations.

Frequently Asked Questions (FAQ)

Q: Can MLP331M300EA0A be used as a direct replacement for MLP331M300EA1D?

A: Yes. Both parts are parametrically identical across all electrical specifications (capacitance, voltage, ESR, ripple current, lifetime), mechanical dimensions (lead spacing, physical size, height), and environmental ratings. Direct substitution is supported without circuit modification.

Q: Are there any differences in the FlatPack, tabbed package configuration between these parts?

A: No. Both parts utilize identical FlatPack, tabbed packaging with 1.000" (25.40 mm) lead spacing, 2.000" L x 1.750" W (50.80 mm x 44.45 mm) dimensions, and 0.500" (12.70 mm) maximum seated height. Chassis mount installation is identical for both.

Q: Do these parts have the same compliance status?

A: Yes. Both MLP331M300EA1D and MLP331M300EA0A are RoHS non-compliant and REACH Affected. Compliance requirements remain unchanged when substituting between these parts.

Q: What is the significance of the different part number suffixes (EA1D vs. EA0A)?

A: The suffix variation indicates different manufacturing batches or revisions within the MLP series. Both suffixes represent the same electrical and mechanical specifications for the 330 µF, 300 V FlatPack configuration. The suffix does not affect functional equivalence.

Q: Are the ripple current ratings identical at both frequency ranges?

A: Yes. Both parts specify 2.1 A ripple current at 120 Hz (low frequency) and 2.5 A ripple current at 20 kHz (high frequency). Thermal and electrical performance under ripple conditions is equivalent.

Q: What is the operating temperature range for both parts?

A: Both parts operate across -40°C to 85°C. The lifetime rating of 2000 hours applies at the 85°C upper temperature limit. Operating temperature range is identical for both MLP331M300EA1D and MLP331M300EA0A.