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TE Connectivity 787685-1 D-Sub 37-Position Receptacle Equivalent & Substitute Parts
Part Overview
The TE Connectivity 787685-1 is a 37-position D-Sub receptacle connector with female sockets, vertical solder termination, and through-hole mounting. This connector is part of the AMPLIMITE HD-20 series and is classified as Active product status. The connector features a mating-side female screwlock (4-40) flange, board lock capability, and operates across an extended temperature range of -55°C to 105°C.
Equivalent and substitute parts are necessary when the primary part number becomes unavailable, when alternative manufacturers are required for supply chain diversification, or when specific compliance requirements (such as RoHS status) necessitate component substitution while maintaining electrical and mechanical compatibility.
Substiute Parts
Key Parameters
| Parameter | Specification |
|---|---|
| Connector Type | D-Sub Receptacle, Female Sockets |
| Number of Positions | 37 |
| Number of Rows | 2 |
| Shell Size / Connector Layout | 4 (DC, C) |
| Mounting Type | Through Hole |
| Termination | Solder |
| Flange Feature | Mating Side, Female Screwlock (4-40) |
| Current Rating | 6A |
| Voltage Rating | 125V |
| Operating Temperature Range | -55°C to 105°C |
| Shell Material / Finish | Steel, Tin Plated |
| Contact Finish | Gold, 30.0µin (0.76µm) |
| Dielectric Material | Polyester |
| Contact Material | Phosphor Bronze |
| Material Flammability Rating | UL94 V-0 |
| Features | Board Lock |
| Moisture Sensitivity Level | 1 (Unlimited) |
Substitute Part Grouping Explanation
Substitution of D-Sub 37-position receptacle connectors is determined by strict equivalence across the following critical parameters:
Primary Equivalence Criteria:
- Connector type: Receptacle with female sockets
- Position count: 37 positions
- Row configuration: 2 rows
- Shell size and layout: 4 (DC, C)
- Mounting method: Through hole
- Termination method: Solder
- Flange configuration: Mating side female screwlock (4-40)
Secondary Compatibility Parameters:
- Current rating: Minimum 6A
- Voltage rating: Minimum 125V
- Operating temperature range: Must encompass -55°C to 105°C
- Material flammability: UL94 V-0
- Moisture sensitivity: MSL 1 (Unlimited)
Parts that deviate from these criteria in mounting type (panel mount vs. through hole), flange configuration (housing/shell vs. mating side), or current/voltage ratings are classified as similar but not direct substitutes and require design review before implementation.
Parameter Comparison
| Part Number | Manufacturer | Positions | Connector Type | Mounting Type | Flange Feature | Termination | Current Rating (A) | Voltage Rating (V) | Operating Temp (°C) | Shell Material | Contact Finish | Dielectric Material | Contact Material | UL94 Rating | RoHS Status | Product Status |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| 787685-1 | TE Connectivity AMP | 37 | Receptacle, Female Sockets | Through Hole | Mating Side, Female Screwlock (4-40) | Solder | 6 | 125 | -55 to 105 | Steel, Tin Plated | Gold, 30.0µin | Polyester | Phosphor Bronze | V-0 | Non-compliant | Active |
| 5787685-1 | TE Connectivity AMP | 37 | Receptacle, Female Sockets | Through Hole | Mating Side, Female Screwlock (4-40) | Solder | 6 | 125 | -55 to 105 | Steel, Tin Plated | Gold, 30.0µin | Polyester | Phosphor Bronze | V-0 | Compliant | Active |
| 09664516513 | HARTING | 37 | Receptacle, Female Sockets | Through Hole | Mating Side, Female Screwlock (4-40) | Solder | 6.5 | — | -55 to 125 | Steel | — | PBT, Polyester, Glass Filled | Copper Alloy | V-0 | ROHS3 Compliant | Active |
| 09664517513 | HARTING | 37 | Receptacle, Female Sockets | Through Hole | Mating Side, Female Screwlock (4-40) | Solder | 6.5 | — | -55 to 125 | Steel | — | PBT, Polyester, Glass Filled | — | V-0 | ROHS3 Compliant | Active |
| D37S24A4GL00LF | Amphenol ICC (FCI) | 37 | Receptacle, Female Sockets | Through Hole | Housing/Shell (M3) | Solder | 5 | 300 | -55 to 125 | Steel, Tin-Nickel Plated | Gold, Flash | PBT | Phosphor Bronze | V-0 | Compliant | Active |
| D37S24A4GV00LF | Amphenol ICC (FCI) | 37 | Receptacle, Female Sockets | Through Hole | Mating Side, Female Screwlock (4-40) | Solder | 5 | 300 | -55 to 125 | Steel, Tin-Nickel Plated | Gold, Flash | PBT | Phosphor Bronze | V-0 | ROHS3 Compliant | Active |
| D37S24A4GX00LF | Amphenol ICC (FCI) | 37 | Receptacle, Female Sockets | Through Hole | Housing/Shell (4-40) | Solder | 5 | 300 | -55 to 125 | Steel, Tin-Nickel Plated | Gold, Flash | PBT | Phosphor Bronze | V-0 | ROHS3 Compliant | Active |
| D37S24A4PL00LF | Amphenol ICC (FCI) | 37 | Receptacle, Female Sockets | Through Hole | Housing/Shell (M3) | Solder | 5 | 300 | -55 to 125 | Steel, Tin-Nickel Plated | Gold, Flash | PBT | Phosphor Bronze | V-0 | Compliant | Active |
| A-DF 37 PP/Z | Assmann WSW Components | 37 | Receptacle, Female Sockets | Through Hole | Housing/Shell (Unthreaded) | Solder | 3 | 250 | -20 to 105 | Steel, Tin Plated | Gold, Flash | PBT, Glass Filled | Copper Alloy | V-0 | ROHS3 Compliant | Active |
| 172-037-212R001 | NorComp Inc. | 37 | Receptacle, Female Sockets | Panel Mount, Through Hole | Housing/Shell (Unthreaded) | Solder | 5 | — | -50 to 100 | Steel, Tin Plated | Gold, Flash | PBT, Polyester | Brass | V-0 | ROHS3 Compliant | Obsolete |
| 172-037-212R011 | NorComp Inc. | 37 | Receptacle, Female Sockets | Panel Mount, Through Hole | Board Side (4-40) | Solder | 5 | — | -50 to 100 | Steel, Tin Plated | Gold, Flash | PBT, Polyester | Brass | V-0 | ROHS3 Compliant | Obsolete |
Engineering Selection Recommendations
Direct Substitutes (Electrical and Mechanical Equivalence):
The part 5787685-1 is a direct substitute for 787685-1. Both are manufactured by TE Connectivity AMP Connectors, share identical electrical specifications (6A current rating, 125V voltage rating), mechanical configuration (37 positions, 2 rows, shell size 4, mating-side female screwlock flange), and operating temperature range (-55°C to 105°C). The primary distinction is RoHS compliance status: 5787685-1 is RoHS Compliant, while 787685-1 is RoHS non-compliant. Selection of 5787685-1 is appropriate when RoHS compliance is required.
Compatible Substitutes (Functional Equivalence with Design Considerations):
The HARTING parts 09664516513 and 09664517513 are functionally compatible substitutes. Both maintain the 37-position configuration, through-hole mounting, mating-side female screwlock (4-40) flange, and solder termination. Current rating is 6.5A, exceeding the 6A requirement. Operating temperature range extends to 125°C, providing additional margin. Both are ROHS3 Compliant and Active status. Dielectric material differs (PBT, Polyester, Glass Filled vs. Polyester), and contact finish specifications are not provided. These parts are suitable for applications where extended temperature operation and enhanced RoHS compliance are beneficial.
Limited Compatibility Substitutes (Flange Configuration Differences):
The Amphenol ICC (FCI) Delta D series parts (D37S24A4GL00LF, D37S24A4GV00LF, D37S24A4GX00LF, D37S24A4PL00LF) maintain 37-position configuration, through-hole mounting, and solder termination. Part D37S24A4GV00LF features mating-side female screwlock (4-40) flange, matching the primary part's flange configuration. Parts D37S24A4GL00LF, D37S24A4GX00LF, and D37S24A4PL00LF feature housing/shell flanges (M3 or 4-40), which differ from the primary part and require mechanical design review. Current rating is 5A per contact, below the 6A specification. Voltage rating is 300V, exceeding 125V. Operating temperature range is -55°C to 125°C. All are Active status with RoHS compliance. These parts are suitable when higher voltage rating and extended temperature operation are required, provided flange configuration compatibility is confirmed.
Not Recommended (Significant Deviations):
The Assmann WSW Components part A-DF 37 PP/Z has current rating of 3A, which is below the 6A requirement of the primary part. Operating temperature range is -20°C to 105°C, which does not meet the -55°C lower limit. This part is not suitable for direct substitution.
The NorComp Inc. parts 172-037-212R001 and 172-037-212R011 are classified as Obsolete product status. Both feature panel mount configuration in addition to through-hole mounting, differing from the primary part's through-hole-only specification. Current rating is 5A, below the 6A requirement. Operating temperature range is -50°C to 100°C, which does not meet the -55°C lower limit and 105°C upper limit. These parts are not suitable for substitution.
Frequently Asked Questions (FAQ)
Q: Can 5787685-1 be used as a direct replacement for 787685-1?
A: Yes. Both parts are manufactured by TE Connectivity AMP Connectors and are electrically and mechanically identical. The primary difference is RoHS compliance status. 5787685-1 is RoHS Compliant, while 787685-1 is RoHS non-compliant. Selection depends on compliance requirements for the application.
Q: What is the difference between the HARTING 09664516513 and 09664517513 parts?
A: Both parts are functionally equivalent 37-position D-Sub receptacles with identical electrical specifications (6.5A current rating), mechanical configuration (mating-side female screwlock flange), and operating temperature range (-55°C to 125°C). The primary difference is packaging: 09664516513 is supplied in Tray packaging, while 09664517513 is supplied in Bulk packaging. Both are ROHS3 Compliant and Active status.
Q: Can D37S24A4GV00LF replace 787685-1 in my design?
A: D37S24A4GV00LF is functionally compatible with 787685-1 for the 37-position D-Sub receptacle function. Both feature mating-side female screwlock (4-40) flange and through-hole solder termination. However, the current rating is 5A per contact, which is below the 6A specification of 787685-1. If your application requires 6A current capacity, this part is not suitable. If your application operates below 5A, this part is compatible and offers higher voltage rating (300V vs. 125V) and extended temperature range (-55°C to 125°C).
Q: Why are the NorComp parts not recommended as substitutes?
A: The NorComp 172-037-212R001 and 172-037-212R011 parts are classified as Obsolete product status, indicating they are no longer in active production. Additionally, both parts have current rating of 5A, below the 6A requirement, and operating temperature range of -50°C to 100°C, which does not meet the -55°C to 105°C specification of the primary part. These deviations make them unsuitable for substitution.
Q: What are the key parameters that determine if a D-Sub 37-position receptacle can substitute for 787685-1?
A: The critical parameters are: 37-position configuration, 2-row layout, shell size 4 (DC, C), through-hole mounting, solder termination, mating-side female screwlock (4-40) flange, minimum 6A current rating, minimum 125V voltage rating, operating temperature range encompassing -55°C to 105°C, and UL94 V-0 flammability rating. Deviations in any of these parameters require design review and may disqualify the part as a direct substitute.
Q: Does the contact finish thickness difference between 30.0µin (0.76µm) and Flash affect compatibility?
A: Contact finish thickness specifications are provided only for the primary part (787685-1) and certain substitute parts. Flash finish indicates a thin gold plating applied to the contact surface. While both finishes provide electrical conductivity and corrosion resistance, the specific thickness may affect contact wear characteristics and service life under high-cycle mating conditions. For applications with frequent mating cycles, confirm that the substitute part's contact finish specification meets the application requirements.
Q: Can I use A-DF 37 PP/Z as a substitute?
A: No. The A-DF 37 PP/Z has a current rating of 3A, which is significantly below the 6A requirement of 787685-1. Additionally, the operating temperature range is -20°C to 105°C, which does not meet the -55°C lower temperature limit. This part is not suitable for substitution.
Q: What is the significance of RoHS compliance status in selecting a substitute?
A: RoHS compliance status indicates whether the part meets Restriction of Hazardous Substances regulations. 787685-1 is RoHS non-compliant, while 5787685-1 is RoHS Compliant. If your application or end-market requires RoHS compliance, 5787685-1 must be selected. If RoHS compliance is not required, both parts are functionally equivalent.
Q: Are there packaging differences between substitute parts?
A: Yes. The primary part 787685-1 is supplied in Tube packaging. Substitute parts are supplied in various packaging formats: 5787685-1 (Tube), 09664516513 (Tray), 09664517513 (Bulk), and Amphenol ICC parts (Tray). Packaging affects handling, storage, and ordering quantities. Confirm that the packaging format is compatible with your procurement and assembly processes.
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