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TE Connectivity AMP Connectors 748394-5 Equivalent & Substitute Parts
Part Overview
The TE Connectivity AMP Connectors 748394-5 is a 62-position D-Sub high-density receptacle connector with female sockets, right-angle solder termination, and through-hole mounting. This connector is classified as obsolete, necessitating identification of equivalent substitute parts for ongoing design and maintenance applications. The AMPLIMITE HD-22 series connector features a 3-row configuration with nickel-plated steel shell, gold-plated contacts, and board lock functionality suitable for signal applications up to 125V and 2A per contact.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Manufacturer Part Number | 748394-5 |
| Manufacturer | TE Connectivity AMP Connectors |
| Category | D-Sub, D-Shaped Connectors |
| Connector Style | D-Sub, High Density |
| Connector Type | Receptacle, Female Sockets |
| Number of Positions | 62 |
| Number of Rows | 3 |
| Shell Size, Connector Layout | 4 (DC, C) High Density |
| Mounting Type | Through Hole, Right Angle |
| Termination | Solder |
| Shell Material, Finish | Steel, Nickel Plated |
| Contact Finish | Gold |
| Contact Finish Thickness | 30.0µin (0.76µm) |
| Current Rating (Amps) | 2A |
| Voltage Rating | 125V |
| Operating Temperature | -55°C ~ 105°C |
| Material Flammability Rating | UL94 V-0 |
| Dielectric Material | Polybutylene Terephthalate (PBT), Polyester, Glass Filled |
| Contact Material | Phosphor Bronze |
| Flange Feature | Housing/Shell (4-40) |
| Features | Board Lock |
| Color | Black |
| Product Status | Obsolete |
| RoHS Status | RoHS non-compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
Substitute Part Grouping Explanation
Substitution of the TE Connectivity 748394-5 is determined by strict alignment of the following critical parameters:
Primary Substitution Criteria:
- Connector type: Receptacle, Female Sockets
- Number of positions: 62
- Number of rows: 3
- Shell size and layout: 4 (DC, C) High Density
- Mounting type: Through Hole, Right Angle
- Termination method: Solder
- Contact type: Signal
- Material flammability rating: UL94 V-0
- Moisture sensitivity level: 1 (Unlimited)
Secondary Compatibility Parameters:
- Operating temperature range: -55°C minimum and 105°C maximum or higher
- Voltage rating: 125V minimum
- Current rating: 2A minimum
- Contact finish: Gold
- Shell material: Steel with plating (Nickel or Tin acceptable)
Substitute parts are grouped into two categories: direct equivalents that match all primary criteria and similar parts that maintain functional compatibility while offering enhanced specifications or alternative compliance certifications.
Parameter Comparison
| Parameter | 748394-5 (Main) | 181-062-213R531 | L177HDC62SD1CH4R | L77HDC62SD1CH3F | 634-062-263-042 |
|---|---|---|---|---|---|
| Manufacturer | TE Connectivity | NorComp Inc. | Amphenol ICC | Amphenol ICC | Mercury United Electronics |
| Number of Positions | 62 | 62 | 62 | 62 | 62 |
| Number of Rows | 3 | 3 | 3 | 3 | 3 |
| Connector Type | Receptacle, Female Sockets | Receptacle, Female Sockets | Receptacle, Female Sockets | Receptacle, Female Sockets | Receptacle, Female Sockets |
| Shell Size Layout | 4 (DC, C) High Density | 4 (DC, C) High Density | 4 (DC, C) High Density | 4 (DC, C) High Density | 4 (DC, C) High Density |
| Mounting Type | Through Hole, Right Angle | Panel Mount, Through Hole, Right Angle | Through Hole, Right Angle | Through Hole, Right Angle | Right Angle |
| Termination | Solder | Solder | Solder | Solder | Solder |
| Shell Material, Finish | Steel, Nickel Plated | Steel, Nickel Plated | Steel, Tin Plated | Steel, Tin Plated | Steel, Nickel Plated |
| Contact Finish | Gold | Gold | Gold | Gold | Gold |
| Current Rating (Amps) | 2A | 3A | 3A | 3A | Not specified |
| Voltage Rating | 125V | 250V | 250V | 250V | Not specified |
| Operating Temperature | -55°C ~ 105°C | -55°C ~ 105°C | -55°C ~ 105°C | -55°C ~ 105°C | Not specified |
| Material Flammability Rating | UL94 V-0 | UL94 V-0 | UL94 V-0 | UL94 V-0 | Not specified |
| Features | Board Lock | Board Lock, Shielded | Board Lock, Grounding Tabs | Board Lock, Grounding Tabs | Not specified |
| Product Status | Obsolete | Active | Active | Active | Not specified |
| RoHS Status | RoHS non-compliant | ROHS3 Compliant | RoHS Compliant | RoHS Compliant | Not specified |
Engineering Selection Recommendations
For Direct Replacement with Enhanced Compliance:
The NorComp Inc. 181-062-213R531 provides direct functional equivalence to the TE Connectivity 748394-5 while offering ROHS3 compliance and active product status. This part maintains identical connector geometry, mounting configuration, and operating temperature range. The increased voltage rating (250V versus 125V) and current capacity (3A versus 2A) provide design margin without requiring circuit modifications. The addition of shielding provides enhanced electromagnetic interference rejection.
For Amphenol ICC Alternatives:
The Amphenol ICC L177HDC62SD1CH4R and L77HDC62SD1CH3F connectors deliver RoHS-compliant alternatives with active product status. Both parts maintain the 62-position, 3-row high-density configuration and solder termination. The L177HDC62SD1CH4R features board-side M3 flange mounting with phosphor bronze contacts and extended temperature capability to 125°C. The L77HDC62SD1CH3F incorporates mating-side female screwlock M3 flange with grounding tabs and brass contacts. Both offer 250V voltage rating and 3A current capacity.
For Mercury United Electronics Options:
The Mercury United Electronics 634-062-263-042 and related 634-series variants (634-062-263-043, 634-062-663-042, 634-062-663-043) maintain the 62-position receptacle configuration with right-angle solder termination. These parts support direct mechanical and electrical substitution where compliance certifications and detailed electrical specifications are not critical constraints.
Compliance Considerations:
Applications requiring RoHS compliance must select from the Amphenol ICC or NorComp alternatives, as the original TE Connectivity 748394-5 is RoHS non-compliant. The NorComp 181-062-213R531 and Amphenol ICC parts (L177HDC62SD1CH4R, L77HDC62SD1CH3F, L77HDC62SD1CH3FC309) all carry active product status and current compliance certifications, supporting long-term supply chain continuity.
Frequently Asked Questions (FAQ)
Q: Can the NorComp 181-062-213R531 directly replace the TE Connectivity 748394-5 in existing designs?
A: The NorComp 181-062-213R531 maintains identical connector geometry, pin count (62 positions), row configuration (3 rows), mounting type (through-hole right-angle), and termination method (solder). The operating temperature range (-55°C to 105°C) and flammability rating (UL94 V-0) match the original part. The increased voltage rating (250V) and current capacity (3A) are backward-compatible with applications designed for 125V and 2A. Physical and electrical substitution is direct.
Q: What is the difference between the Amphenol ICC L177HDC62SD1CH4R and L77HDC62SD1CH3F?
A: Both parts are 62-position, 3-row high-density D-Sub receptacles with solder termination and active product status. The L177HDC62SD1CH4R features board-side M3 flange mounting and phosphor bronze contacts with extended operating temperature to 125°C. The L77HDC62SD1CH3F features mating-side female screwlock M3 flange mounting and brass contacts with standard operating temperature to 105°C. Selection depends on flange location requirements and contact material specifications for your application.
Q: Are the Mercury United Electronics 634-series parts suitable for new designs?
A: The Mercury United Electronics 634-062-263-042, 634-062-263-043, 634-062-663-042, and 634-062-663-043 maintain the 62-position receptacle configuration with right-angle solder termination and support mechanical and electrical substitution. However, detailed compliance certifications, current ratings, and voltage specifications are not provided in the available documentation. These parts are suitable for direct replacement in legacy systems where the original TE Connectivity 748394-5 specifications are known to be adequate.
Q: What is the significance of the contact finish thickness difference between 30.0µin and 16.0µin or Flash?
A: Contact finish thickness affects contact durability and mating cycle life. The original TE Connectivity 748394-5 specifies 30.0µin (0.76µm) gold plating. The Amphenol ICC L177HDC62SD1CH4R and L177HDC62SD1CH3R specify 16.0µin (0.41µm), while the L77HDC62SD1CH3F and L77HDC62SD1CH3FC309 specify Flash or 30.0µin respectively. Thicker plating (30.0µin) provides extended contact life in high-cycle applications. Flash plating is suitable for lower-cycle or non-critical applications. Selection depends on expected mating cycles and environmental exposure.
Q: Why do some substitute parts include grounding tabs or shielding features?
A: Grounding tabs and shielding are optional features that enhance electromagnetic compatibility and signal integrity. The original TE Connectivity 748394-5 includes board lock functionality. Amphenol ICC alternatives add grounding tabs for improved EMI performance. The NorComp 181-062-213R531 adds shielding. These features are backward-compatible and do not prevent substitution; they provide additional performance margin for noise-sensitive applications.
Q: What is the difference between panel mount and through-hole mounting options?
A: The NorComp 181-062-213R531 specifies "Panel Mount, Through Hole, Right Angle," indicating dual mounting capability. The connector can be mounted through the PCB with the flange positioned against the panel surface or mounted directly to the PCB. The TE Connectivity 748394-5 and most Amphenol ICC alternatives specify "Through Hole, Right Angle" only, indicating PCB-only mounting. Panel mount capability in the NorComp part provides additional installation flexibility without affecting direct substitution.
Q: Are all substitute parts MSL 1 (Unlimited) rated?
A: All listed substitute parts carry MSL 1 (Unlimited) moisture sensitivity level rating, matching the original TE Connectivity 748394-5. This classification indicates no special moisture control measures are required during storage, handling, or assembly. The connectors are suitable for standard manufacturing environments without baking or desiccant packaging requirements.
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