TE Connectivity Erni 223990 Equivalent & Substitute Parts

Part Overview

The TE Connectivity Erni 223990 is a 77-position, 2mm pitch press-fit header connector designed for backplane applications. This connector features a through-hole mounting configuration with male pins and incorporates board guide features for alignment and stability.

The 223990 has reached obsolete product status, necessitating identification of active equivalent components to maintain supply chain continuity and support ongoing production requirements. Substitute parts must maintain functional compatibility across electrical ratings, mechanical dimensions, and connector interface specifications.

Substiute Parts

223990

TE Connectivity ErniIn Stock: 1055223990 Datasheet

Current PartRFQ

3-5106081-0

TE Connectivity AMP ConnectorsIn Stock: 13223-5106081-0 Datasheet

MFR RecommendedRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitution of the 223990 is determined by strict equivalence across the following critical parameters:

Electrical Compatibility:

• Current rating of 1.5 A minimum
• Voltage rating of 500Vrms minimum
• Operating temperature range of -55°C to 125°C minimum

Mechanical Compatibility:

• 77-position connector configuration (55 + 22 Ground positions)
• 0.079" (2.00mm) pitch spacing
• Male pin header connector type
• Through-hole mounting interface
• Press-fit termination technology

Functional Compatibility:

• Backplane connector application
• Board guide feature for mechanical alignment
• 5 + 2 row configuration

The substitute part 3-5106081-0 satisfies all specified parameters and maintains full functional equivalence with the obsolete 223990.

Parameter Comparison

Engineering Selection Recommendations

The TE Connectivity AMP Connectors part number 3-5106081-0 is the direct active equivalent for the obsolete 223990. This substitute maintains complete electrical and mechanical compatibility across all specified parameters.

Selection Basis:

The 3-5106081-0 is classified as an active product with current manufacturing support, ensuring long-term availability and supply chain stability. The substitute carries RoHS Compliant certification, meeting current environmental and regulatory requirements. Moisture Sensitivity Level 1 (Unlimited) indicates no special handling requirements during storage or assembly.

Both connectors are manufactured by TE Connectivity, ensuring design consistency and quality standards across the product family. The Z-PACK series designation of the substitute reflects current product line organization within TE Connectivity AMP Connectors.

No design modifications or board-level changes are required for implementation of the 3-5106081-0 as a direct replacement for the 223990.

Frequently Asked Questions (FAQ)

Q: Can the 3-5106081-0 be used as a direct replacement for the 223990 without PCB modifications?

A: Yes. The 3-5106081-0 maintains identical pitch (0.079"), position count (77), mounting type (through-hole), and termination method (press-fit). No PCB layout changes are required.

Q: Are the electrical ratings identical between the two parts?

A: Yes. Both connectors are rated for 1.5 A current and 500Vrms voltage, with identical operating temperature range of -55°C to 125°C.

Q: What is the significance of the RoHS Compliant status of the 3-5106081-0?

A: RoHS Compliance indicates the substitute meets current environmental regulations restricting hazardous substances. This is advantageous for new production and ensures regulatory alignment with modern manufacturing standards.

Q: Does the MSL 1 rating of the 3-5106081-0 affect handling procedures?

A: No. MSL 1 (Unlimited) indicates no moisture sensitivity precautions are required. The connector can be stored and handled under standard conditions without special environmental controls.

Q: Are both connectors suitable for backplane applications?

A: Yes. Both the 223990 and 3-5106081-0 are designed for backplane connector applications and include board guide features for mechanical alignment.

Q: What is the difference between the Erni and AMP Connectors product lines?

A: Both are TE Connectivity brands. The 3-5106081-0 represents the current active product line designation within TE Connectivity AMP Connectors, while the 223990 was part of the legacy Erni product family.