MDF7C-23P-2.54DSA(55) Equivalent & Substitute Parts

Part Overview

The MDF7C-23P-2.54DSA(55) is a 23-position rectangular header connector manufactured by Hirose Electric Co Ltd, designed for through-hole mounting applications with 0.100" (2.54mm) pitch spacing. This connector features tin-plated contacts and is suitable for board-to-cable/wire interconnections in standard electronic assemblies.

The MDF7C-23P-2.54DSA(55) is classified as obsolete. Identifying equivalent substitute parts is necessary to maintain design continuity, ensure supply chain availability, and support ongoing production or repair requirements for systems utilizing this connector.

Substiute Parts

MDF7C-23P-2.54DSA(55)

Hirose Electric Co LtdIn Stock: 1090MDF7C-23P-2.54DSA(55) Datasheet

Current PartRFQ

MDF7C-23P-2.54DSA(95)

Hirose Electric Co LtdIn Stock: 1193MDF7C-23P-2.54DSA(95) Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the MDF7C-23P-2.54DSA(55) is determined by the following critical parameters:

• Connector Series: MDF7 (same manufacturer family)
• Number of Positions: 23 (exact match required)
• Pitch Spacing: 0.100" (2.54mm) (exact match required)
• Number of Rows: 1 (exact match required)
• Mounting Type: Through Hole (exact match required)
• Termination Method: Solder (exact match required)
• Contact Finish: Tin (exact match required)
• Overall Contact Length: 0.984" (25.000mm) (exact match required)
• Post Length: 0.118" (3.000mm) (exact match required)
• RoHS Compliance: RoHS Compliant (required for regulatory alignment)

The substitute part MDF7C-23P-2.54DSA(95) meets all critical substitution criteria within the MDF7 series, maintaining identical electrical and mechanical specifications while offering active product status and improved supply availability.

Parameter Comparison

Engineering Selection Recommendations

The MDF7C-23P-2.54DSA(95) is the direct substitute for the obsolete MDF7C-23P-2.54DSA(55). Both parts maintain identical electrical and mechanical specifications, including contact configuration, pitch spacing, mounting methodology, and termination characteristics. The substitute part carries active product status from the manufacturer, ensuring continued availability and supply chain support.

Both parts are RoHS Compliant and carry identical moisture sensitivity ratings (MSL 1 - Unlimited), meeting regulatory requirements for modern electronic assemblies. The transition from the obsolete variant to the active variant presents no functional or compatibility concerns for existing designs.

Frequently Asked Questions (FAQ)

Q: Can MDF7C-23P-2.54DSA(95) be used as a direct replacement for MDF7C-23P-2.54DSA(55)?

A: Yes. Both parts are identical in electrical and mechanical specifications. The substitute part is the active production variant of the same connector design within the MDF7 series.

Q: What is the difference between the two part numbers?

A: The suffix designation (55 vs. 95) indicates different packaging or manufacturing batches. The electrical and mechanical characteristics remain identical. The (95) variant is currently in active production status.

Q: Are there any compatibility concerns when substituting these parts?

A: No. The parts are mechanically and electrically interchangeable. Pin configuration, spacing, contact length, and termination method are identical.

Q: What is the current availability status of each part?

A: MDF7C-23P-2.54DSA(55) is classified as obsolete. MDF7C-23P-2.54DSA(95) is in active production with current inventory availability.

Q: Do both parts meet the same regulatory and compliance standards?

A: Yes. Both parts are RoHS Compliant with identical moisture sensitivity levels (MSL 1 - Unlimited) and carry the same ECCN and HTSUS classifications.

Q: What are the critical parameters that define substitution eligibility for this connector?

A: Substitution requires matching: connector series (MDF7), position count (23), pitch spacing (0.100"/2.54mm), row configuration (1), mounting type (Through Hole), termination method (Solder), contact finish (Tin), and overall/post contact lengths (0.984"/0.118").