MDF7C-20DP-2.54DSA(55) Equivalent & Substitute Parts

Part Overview

The MDF7C-20DP-2.54DSA(55) is a 20-position rectangular header connector manufactured by Hirose Electric Co Ltd, designed for through-hole mounting applications. This connector features a 0.100" (2.54mm) pitch with dual-row configuration and tin-plated contacts for solder termination. The product is currently classified as obsolete, making identification of equivalent substitute parts essential for ongoing system maintenance and component procurement.

Substiute Parts

MDF7C-20DP-2.54DSA(55)

Hirose Electric Co LtdIn Stock: 819MDF7C-20DP-2.54DSA(55) Datasheet

Current PartRFQ

MDF7C-20DP-2.54DSA(95)

Hirose Electric Co LtdIn Stock: 682MDF7C-20DP-2.54DSA(95) Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution eligibility for the MDF7C-20DP-2.54DSA(55) is determined by strict alignment of the following critical parameters:

• Connector Series: MDF7 (Hirose Electric Co Ltd)
• Position Count: 20 positions
• Pitch Specification: 0.100" (2.54mm)
• Row Configuration: 2 rows with 0.100" (2.54mm) row spacing
• Mounting Technology: Through-hole solder termination
• Contact Finish: Tin plating
• Compliance: RoHS compliant with MSL 1 rating

The substitute part MDF7C-20DP-2.54DSA(95) maintains identical electrical and mechanical specifications across all critical parameters, differing only in packaging configuration and product status classification.

Parameter Comparison

Engineering Selection Recommendations

The MDF7C-20DP-2.54DSA(95) is the direct equivalent substitute for the obsolete MDF7C-20DP-2.54DSA(55). Both components share identical electrical and mechanical specifications within the MDF7 series, including position count, pitch, row configuration, and solder termination characteristics.

The primary distinction is product status: MDF7C-20DP-2.54DSA(95) maintains active production status with current inventory availability, whereas MDF7C-20DP-2.54DSA(55) is classified as obsolete. Both parts maintain RoHS compliance and MSL 1 moisture sensitivity ratings, ensuring compatibility with modern manufacturing and environmental standards.

For new designs or component replenishment, MDF7C-20DP-2.54DSA(95) is the appropriate selection. Existing assemblies using MDF7C-20DP-2.54DSA(55) can be serviced with MDF7C-20DP-2.54DSA(95) without functional or mechanical impact.

Frequently Asked Questions (FAQ)

Q: Are MDF7C-20DP-2.54DSA(55) and MDF7C-20DP-2.54DSA(95) mechanically interchangeable?

A: Yes. Both connectors maintain identical pitch (0.100"), position count (20), row configuration (2 rows), and through-hole mounting specifications. They are mechanically interchangeable in PCB applications.

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

A: The primary differences are product status and packaging. MDF7C-20DP-2.54DSA(55) is obsolete, while MDF7C-20DP-2.54DSA(95) is active production. MDF7C-20DP-2.54DSA(95) is supplied in bag packaging.

Q: Can I use MDF7C-20DP-2.54DSA(95) as a direct replacement in existing designs?

A: Yes. The electrical and mechanical parameters are identical, making MDF7C-20DP-2.54DSA(95) a direct substitute for MDF7C-20DP-2.54DSA(55) in all applications.

Q: Are both parts RoHS compliant?

A: Yes. Both MDF7C-20DP-2.54DSA(55) and MDF7C-20DP-2.54DSA(95) are RoHS compliant with MSL 1 moisture sensitivity rating.

Q: What is the current availability status?

A: MDF7C-20DP-2.54DSA(55) is obsolete with limited stock (740 pcs). MDF7C-20DP-2.54DSA(95) is active production with current inventory (654 pcs).