TE Connectivity 205509-1 Backplane Connector Equivalent & Substitute Parts

Part Overview

The TE Connectivity 205509-1 is a 20-position panel mount plug connector with male pins, designed for backplane applications. This connector features a 0.150" (3.81mm) pitch configuration across 3 rows with wire wrap termination and gold-plated contacts. The 205509-1 carries an obsolete product status, making identification of active equivalent parts essential for ongoing procurement and system maintenance.

Substiute Parts

205509-1

TE Connectivity AMP ConnectorsIn Stock: 959205509-1 Datasheet

Current PartRFQ

4-205509-7

TE Connectivity AMP ConnectorsIn Stock: 11034-205509-7 Datasheet

DirectRFQ

Key Parameters

Substitute Part Grouping Explanation

The substitute part 4-205509-7 is classified as a direct equivalent based on the following matching parameters:

Electrical Compatibility:

• Identical connector type: Plug, Male Pins
• Identical position count: 20 positions
• Identical pitch specification: 0.150" (3.81mm)
• Identical row configuration: 3 rows
• Identical contact finish and thickness: Gold, 30.0µin (0.76µm)

Mechanical Compatibility:

• Identical mounting type: Panel Mount
• Identical termination method: Wire Wrap
• Identical color: Black
• Identical mating guide feature

Environmental & Compliance:

• Identical operating temperature range: -55°C ~ 150°C
• Identical material flammability rating: UL94 V-0
• Identical moisture sensitivity level: 1 (Unlimited)
• Identical base product number: 205509

Key Differentiator: The 4-205509-7 maintains active product status and RoHS compliance, whereas the 205509-1 is obsolete and RoHS non-compliant. Both parts share identical functional and mechanical specifications within the M series.

Parameter Comparison

Engineering Selection Recommendations

For New Designs and Procurement: The 4-205509-7 is the appropriate selection for all new applications. This part maintains identical electrical and mechanical specifications to the 205509-1 while offering active product status and RoHS compliance. The transition from obsolete to active status ensures long-term supply chain availability and regulatory alignment.

For Legacy System Maintenance: The 4-205509-7 provides functional equivalence for replacement applications in existing systems using the 205509-1. The identical connector geometry, pin configuration, and termination method ensure direct compatibility with existing mating connectors and panel cutouts.

Compliance Considerations: The 4-205509-7 RoHS compliance status addresses regulatory requirements for new equipment and systems subject to RoHS directives. The 205509-1 non-compliance status restricts its use in regulated markets and new product certifications.

Frequently Asked Questions (FAQ)

Q: Can the 4-205509-7 directly replace the 205509-1 in existing applications?

A: Yes. Both connectors share identical specifications for connector type, position count, pitch, row configuration, mounting method, termination type, contact finish, and operating temperature range. The 4-205509-7 is mechanically and electrically interchangeable with the 205509-1.

Q: What is the primary reason to transition from 205509-1 to 4-205509-7?

A: The 205509-1 carries obsolete product status, limiting future availability. The 4-205509-7 maintains active status, ensuring continued supply. Additionally, the 4-205509-7 is RoHS compliant, meeting current regulatory requirements.

Q: Are there packaging differences between these parts?

A: The 205509-1 packaging specification is not provided in the technical data. The 4-205509-7 is supplied in tray packaging. Confirm packaging requirements with your procurement specifications.

Q: Do both connectors support the same wire wrap termination process?

A: Yes. Both the 205509-1 and 4-205509-7 utilize wire wrap termination, maintaining process compatibility for assembly and rework operations.

Q: What is the contact finish specification for both connectors?

A: Both connectors feature gold-plated contacts with a thickness of 30.0µin (0.76µm), ensuring identical electrical contact characteristics and corrosion resistance.

Q: Are there any differences in the mating guide feature?

A: No. Both connectors include the mating guide feature, providing identical connector alignment and insertion guidance.

Q: What operating temperature range applies to both connectors?

A: Both the 205509-1 and 4-205509-7 operate across the temperature range of -55°C to 150°C, supporting identical thermal performance specifications.