TE Connectivity 2000903-1 Backplane Connector Equivalent & Substitute Parts

Part Overview

The TE Connectivity 2000903-1 is a 180-position backplane connector header designed for board edge mounting applications. This connector features male pins with through-hole, right-angle termination and is part of the Fortis Zd series. The component is currently discontinued at DiGi Electronics, making identification of equivalent substitute parts essential for ongoing system support and procurement planning. The connector is configured with 60 differential pairs and 60 ground contacts, providing shielded signal integrity for daughtercard applications.

Substiute Parts

2000903-1

TE Connectivity Aerospace, Defense and MarineIn Stock: 10482000903-1 Datasheet

Current PartRFQ

2102159-1

TE Connectivity Aerospace, Defense and MarineIn Stock: 8832102159-1 Datasheet

SimilarRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the TE Connectivity 2000903-1 is determined by strict equivalence across the following critical parameters:

Position and Configuration Requirements:

• 180 total positions maintained
• 9 rows by 20 columns matrix preserved
• 60 differential pairs and 60 ground contact layout identical

Mechanical and Electrical Compatibility:

• Board edge, through-hole, right-angle mounting type
• Press-fit termination method
• Shielded connector design
• Gold contact finish at 50.0µin thickness

Environmental and Regulatory Compliance:

• Operating temperature range of -65°C to 125°C
• UL94 V-0 material flammability rating
• Moisture Sensitivity Level 1 classification
• ECCN EAR99 export classification

The substitute part 2102159-1 maintains complete electrical and mechanical equivalence across all specified parameters while offering improved product status and regulatory compliance.

Parameter Comparison

Engineering Selection Recommendations

Primary Substitute: TE Connectivity 2102159-1

The 2102159-1 is the direct equivalent substitute for the discontinued 2000903-1. Both connectors are manufactured by TE Connectivity Aerospace, Defense and Marine within the Fortis Zd series and maintain identical electrical and mechanical specifications across all critical parameters.

Compliance Advantages:

The 2102159-1 offers improved regulatory compliance status. While the original 2000903-1 is RoHS non-compliant, the substitute 2102159-1 achieves ROHS3 compliance, meeting current environmental and regulatory requirements for aerospace, defense, and marine applications. Both components maintain EAR99 export classification and identical HTSUS coding.

Product Status:

The 2000903-1 is discontinued at DiGi Electronics, whereas the 2102159-1 maintains active product status with current inventory availability. This status difference ensures long-term supply chain continuity and support for the 2102159-1.

Packaging Consideration:

The substitute part is supplied in tray packaging, which may differ from the original part's packaging specification. Verify packaging requirements for your procurement and assembly processes.

Functional Equivalence:

Both connectors provide identical performance in daughtercard applications with 180 positions, 60 differential pairs, 60 ground contacts, shielded design, and gold-plated contacts. Operating temperature range, flammability rating, and moisture sensitivity classification are identical.

Frequently Asked Questions (FAQ)

Q: Can the 2102159-1 directly replace the 2000903-1 in existing designs?

A: Yes. The 2102159-1 is electrically and mechanically equivalent to the 2000903-1 across all specified parameters. Both connectors feature identical position counts, row/column configuration, contact layout, mounting type, termination method, and environmental ratings. Direct substitution is supported for daughtercard applications.

Q: What is the primary reason for substitution?

A: The 2000903-1 is discontinued at DiGi Electronics. The 2102159-1 provides an active, equivalent alternative with current inventory availability and improved regulatory compliance status.

Q: Are there differences in compliance between these parts?

A: Yes. The 2000903-1 is RoHS non-compliant, while the 2102159-1 is ROHS3 compliant. Both maintain EAR99 export classification and identical HTSUS coding. The improved compliance status of the 2102159-1 aligns with current environmental regulations.

Q: Does packaging differ between these connectors?

A: The 2102159-1 is supplied in tray packaging. The original 2000903-1 packaging specification is not provided. Confirm packaging requirements for your assembly and procurement processes.

Q: Are the operating temperature ranges identical?

A: Yes. Both the 2000903-1 and 2102159-1 operate across the identical temperature range of -65°C to 125°C with UL94 V-0 material flammability rating.

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

A: Both connectors feature gold contact finish at 50.0µin (1.27µm) thickness, ensuring equivalent electrical performance and corrosion resistance.

Q: Is the differential pair and ground contact layout identical?

A: Yes. Both connectors maintain the identical contact layout of 60 differential pairs and 60 ground contacts within the 180-position, 9-row by 20-column configuration.

Q: What is the moisture sensitivity level for these connectors?

A: Both parts are classified as Moisture Sensitivity Level 1 (Unlimited), indicating no moisture sensitivity restrictions for storage and handling.