MDF7-22P-2.54DSA(55) Equivalent & Substitute Parts

Part Overview

The MDF7-22P-2.54DSA(55) is a rectangular connector header manufactured by Hirose Electric Co Ltd, designed for through-hole mounting applications. This 22-position connector operates at 3A current rating and 250V voltage rating with a 0.100" (2.54mm) pitch configuration. The part is classified as obsolete, making identification of active equivalent models essential for ongoing design support and procurement continuity.

Substiute Parts

MDF7-22P-2.54DSA(55)

Hirose Electric Co LtdIn Stock: 758MDF7-22P-2.54DSA(55) Datasheet

Current PartRFQ

MDF7-22P-2.54DSA(95)

Hirose Electric Co LtdIn Stock: 774MDF7-22P-2.54DSA(95) Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

The MDF7-22P-2.54DSA(95) qualifies as a direct substitute based on the following critical parameters:

• Connector Series: Both parts belong to the MDF7 series
• Position Count: Identical 22-position configuration
• Pitch Specification: Both use 0.100" (2.54mm) mating pitch
• Contact Type: Both feature male pin contacts
• Mounting Method: Both are through-hole mounted with solder termination
• Electrical Ratings: Both rated for 3A current and 250V voltage operation
• Temperature Range: Identical -35°C ~ 85°C operating range
• Material Compliance: Both are RoHS compliant with UL94 V-0 flammability rating
• Contact Material & Finish: Both use brass contacts with tin plating

The primary distinction is product status: MDF7-22P-2.54DSA(55) is obsolete while MDF7-22P-2.54DSA(95) is active, with updated packaging (Bag format).

Parameter Comparison

Engineering Selection Recommendations

The MDF7-22P-2.54DSA(95) is the appropriate selection for applications currently using or specifying the MDF7-22P-2.54DSA(55). Both parts maintain identical electrical and mechanical specifications across all critical parameters. The substitute part carries active product status with current manufacturing support, ensuring long-term availability and supply chain continuity. Both parts meet RoHS compliance requirements and UL94 V-0 flammability standards, maintaining regulatory alignment for industrial and commercial applications.

Frequently Asked Questions (FAQ)

Q: Are these connectors mechanically interchangeable? A: Yes. Both parts share identical contact dimensions, pitch spacing, insulation height, and overall form factor. The 22-position, 0.100" (2.54mm) pitch configuration is identical between both models.

Q: What is the difference between MDF7-22P-2.54DSA(55) and MDF7-22P-2.54DSA(95)? A: The primary difference is product status and packaging. The (55) variant is obsolete, while the (95) variant is active with current manufacturing. The (95) is supplied in Bag packaging format. All electrical and mechanical specifications remain identical.

Q: Can I use MDF7-22P-2.54DSA(95) as a direct replacement in existing designs? A: Yes. The substitute part maintains full compatibility with applications designed for the original part. No design modifications are required.

Q: Are both parts RoHS compliant? A: Yes. Both MDF7-22P-2.54DSA(55) and MDF7-22P-2.54DSA(95) are RoHS compliant with UL94 V-0 flammability rating.

Q: What is the current rating for these connectors? A: Both parts are rated for 3A continuous current at 250V operation.

Q: What temperature range do these connectors support? A: Both parts operate across -35°C to 85°C, suitable for industrial and commercial temperature environments.