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TE Connectivity 1053374-1 SMA Coaxial Connector Equivalent & Substitute Parts
Part Overview
The TE Connectivity 1053374-1 is a 50 Ohm SMA connector jack with female socket configuration, designed for through-hole PCB mounting with solder termination. This connector operates across the military MIL-PRF-39012 series specification and supports RF applications up to 18 GHz. The part is currently discontinued at DiGi Electronics, necessitating identification of equivalent and substitute components that maintain electrical and mechanical compatibility for ongoing system support and new production requirements.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Manufacturer Part Number | 1053374-1 |
| Manufacturer | TE Connectivity Aerospace, Defense and Marine |
| Connector Style | SMA |
| Connector Type | Jack, Female Socket |
| Impedance | 50 Ohms |
| Mounting Type | Through Hole |
| Contact Termination | Solder |
| Shield Termination | Solder |
| Frequency Maximum | 18 GHz |
| Operating Temperature Range | -65°C to 105°C |
| Voltage Rating | 335 V |
| Mating Cycles | 500 |
| Center Contact Material | Beryllium Copper |
| Body Material | Stainless Steel |
| Body Finish | Gold |
| Center Contact Plating | Gold |
| Dielectric Material | Polytetrafluoroethylene (PTFE) |
| RoHS Status | ROHS3 Compliant |
| Product Status | Discontinued at DiGi Electronics |
Substitute Part Grouping Explanation
Substitute parts for the TE Connectivity 1053374-1 are classified based on strict electrical and mechanical parameter alignment. The primary substitution criteria are:
Critical Parameters for Substitution:
- Connector Style: SMA
- Connector Type: Jack, Female Socket
- Impedance: 50 Ohms
- Mounting Type: Through Hole
- Contact Termination: Solder
- Shield Termination: Solder
- Frequency Maximum: 18 GHz
- Center Contact Material: Beryllium Copper
- Dielectric Material: PTFE or TFE
Parametric Equivalents maintain all critical electrical and mechanical parameters. These parts are direct functional replacements with identical performance characteristics within specified operating conditions.
Similar Parts share the core SMA jack female socket configuration and 50 Ohm impedance but may differ in body material composition, operating temperature range, or mounting methodology. These parts are functionally compatible for applications where the specific material or temperature variance does not impact system performance.
Parameter Comparison
| Parameter | 1053374-1 (Main) | 1053376-1 | 1056555-1 | 132134-11 | 141-0701-201 | 142-0701-201 | 142-0701-211 | 142-0701-231 | 2985-6004 |
|---|---|---|---|---|---|---|---|---|---|
| Manufacturer | TE Connectivity | TE Connectivity | TE Connectivity | Amphenol RF | Cinch Connectivity Solutions Johnson | Cinch Connectivity Solutions | Cinch Connectivity Solutions | Cinch Connectivity Solutions | Amphenol SV Microwave |
| Connector Style | SMA | SMA | SMA | SMA | SMA | SMA | SMA | SMA | SMA |
| Connector Type | Jack, Female Socket | Jack, Female Socket | Jack, Female Socket | Jack, Female Socket | Jack, Female Socket | Jack, Female Socket | Jack, Female Socket | Jack, Female Socket | Jack, Female Socket |
| Impedance | 50 Ohms | 50 Ohms | 50 Ohms | 50 Ohms | 50 Ohms | 50 Ohms | 50 Ohms | 50 Ohms | 50 Ohms |
| Mounting Type | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole |
| Contact Termination | Solder | Solder | Solder | Solder | Solder | Solder | Solder | Solder | Solder |
| Shield Termination | Solder | Solder | Solder | Solder | Solder | Solder | Solder | Solder | Solder |
| Frequency Maximum | 18 GHz | 18 GHz | 18 GHz | 18 GHz | 18 GHz | 18 GHz | 18 GHz | 18 GHz | 18 GHz |
| Operating Temperature Range | -65°C to 105°C | -65°C to 105°C | -65°C to 165°C | -65°C to 165°C | -65°C to 165°C | -65°C to 165°C | -65°C to 165°C | -65°C to 165°C | Not Specified |
| Voltage Rating | 335 V | 335 V | Not Specified | Not Specified | 335 V | 335 V | 335 V | 335 V | Not Specified |
| Mating Cycles | 500 | Not Specified | Not Specified | 500 | 500 | 500 | 500 | 500 | 500 |
| Center Contact Material | Beryllium Copper | Beryllium Copper | Beryllium Copper | Beryllium Copper | Beryllium Copper | Beryllium Copper | Beryllium Copper | Beryllium Copper | Beryllium Copper |
| Body Material | Stainless Steel | Stainless Steel | Stainless Steel | Brass | Stainless Steel | Brass | Brass | Brass | Stainless Steel |
| Body Finish | Gold | Gold | Gold | Gold | Gold | Gold | Gold | Gold | Gold |
| Center Contact Plating | Gold | Gold | Gold | Gold | Gold | Gold | Gold | Gold | Gold |
| Dielectric Material | PTFE | TFE | PTFE | PTFE | PTFE | PTFE | PTFE | PTFE | PTFE |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | RoHS Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant |
| Product Status | Discontinued | Active | Active | Active | Active | Active | Active | Active | Active |
Engineering Selection Recommendations
Parametric Equivalents (Direct Replacements):
The following parts maintain full electrical and mechanical compatibility with the 1053374-1 and are classified as parametric equivalents:
-
TE Connectivity 1053376-1: Active product status. Identical SMA jack female socket configuration with 50 Ohm impedance, through-hole solder termination, and 18 GHz frequency capability. Dielectric material is TFE rather than PTFE, with equivalent electrical performance. Operating temperature range matches the main part at -65°C to 105°C. ROHS3 compliant.
-
TE Connectivity 1056555-1: Active product status. Maintains all critical electrical parameters with extended operating temperature range of -65°C to 165°C. PTFE dielectric material. ROHS3 compliant. Suitable for applications requiring higher temperature operation.
-
Cinch Connectivity Solutions 141-0701-201: Active product status. Stainless steel body construction matching the main part. Extended operating temperature range to 165°C. 500 mating cycles specification. RoHS compliant. Voltage rating 335 V.
-
Cinch Connectivity Solutions 142-0701-201: Active product status. Brass body construction. Extended operating temperature range to 165°C. 500 mating cycles. ROHS3 compliant. Voltage rating 335 V. Highest inventory availability (2384 units).
-
Cinch Connectivity Solutions 142-0701-211: Active product status. Brass body construction. Extended operating temperature range to 165°C. 500 mating cycles. ROHS3 compliant. REACH unaffected status. Voltage rating 335 V. Highest inventory availability (4705 units).
-
Cinch Connectivity Solutions 142-0701-231: Active product status. Brass body construction. Extended operating temperature range to 165°C. 500 mating cycles. ROHS3 compliant. Voltage rating 335 V. High inventory availability (5276 units).
-
Amphenol SV Microwave 2985-6004: Active product status. Stainless steel body matching the main part construction. 500 mating cycles. ROHS3 compliant. REACH unaffected status. Operating temperature range not specified in documentation.
Similar Parts (Functional Compatibility with Variations):
-
Amphenol RF 132134-11: Active product status. Brass body construction differs from stainless steel main part. Extended operating temperature range to 165°C. 500 mating cycles. ROHS3 compliant. REACH affected status. Suitable for applications where body material composition does not impact system requirements.
-
Pomona Electronics 72963: Active product status. Receptacle configuration (female socket) with through-hole solder termination. Brass body construction. Extended operating temperature range to 165°C. 500 mating cycles. Voltage rating 500 V. ROHS3 compliant. REACH unaffected. Functional compatibility for receptacle applications.
Product Status Consideration:
All identified substitute parts maintain active product status, ensuring ongoing availability and manufacturing support. The main part 1053374-1 is discontinued at DiGi Electronics, making substitution necessary for new production and long-term system support.
Frequently Asked Questions (FAQ)
Q: What makes a part a direct equivalent to the 1053374-1?
A: Direct equivalents maintain identical SMA jack female socket configuration, 50 Ohm impedance, through-hole solder termination, 18 GHz frequency capability, beryllium copper center contact, and gold plating. Dielectric material may be PTFE or TFE with equivalent electrical performance. Operating temperature range of -65°C to 105°C or higher is acceptable.
Q: Can I use parts with extended temperature ranges (-65°C to 165°C) as replacements?
A: Yes. Parts with extended temperature ranges are fully compatible with applications requiring the original -65°C to 105°C range. Extended temperature capability provides additional operational flexibility without compromising performance within the original specification.
Q: What is the difference between PTFE and TFE dielectric materials?
A: Both PTFE (Polytetrafluoroethylene) and TFE (Tetrafluoroethylene) are fluoropolymer dielectrics with equivalent electrical performance in RF applications. The 1053376-1 uses TFE while the main part uses PTFE. Both materials support 18 GHz operation and maintain 50 Ohm impedance.
Q: Does body material (stainless steel vs. brass) affect electrical performance?
A: Body material does not affect electrical performance for RF transmission. Both stainless steel and brass constructions maintain 50 Ohm impedance and support 18 GHz operation. Material selection is determined by mechanical durability, corrosion resistance, and application environment requirements.
Q: Are all substitute parts RoHS compliant?
A: All identified substitute parts are RoHS compliant. The main part and all equivalents carry ROHS3 compliance certification. Some parts carry additional REACH compliance status designations, which should be verified against specific regulatory requirements for your application.
Q: What is the significance of mating cycles specification?
A: Mating cycles indicate the number of connect/disconnect operations a connector can withstand while maintaining electrical performance. The main part specifies 500 mating cycles. All identified parametric equivalents and similar parts maintain this 500 mating cycle specification, ensuring equivalent mechanical durability.
Q: Can I substitute a part with a different voltage rating?
A: The main part specifies 335 V voltage rating. Substitute parts with identical or higher voltage ratings (such as Pomona Electronics 72963 at 500 V) are acceptable. Parts with unspecified voltage ratings should be evaluated against your specific application voltage requirements.
Q: What inventory considerations should I account for?
A: Cinch Connectivity Solutions parts 142-0701-211 (4705 units) and 142-0701-231 (5276 units) offer the highest inventory availability. TE Connectivity 1053376-1 (1033 units) and 1056555-1 (798 units) provide direct TE Connectivity sourcing. Inventory levels should be confirmed with suppliers for production planning.
Q: Are there any mounting type restrictions?
A: The main part and all identified parametric equivalents use through-hole mounting with solder termination. Amphenol RF 132372-11 uses board edge cutout surface mount configuration and is not recommended as a direct substitute due to mounting type incompatibility.
Q: How do I verify compatibility for my specific application?
A: Confirm that your application requirements align with the critical parameters: SMA jack female socket configuration, 50 Ohm impedance, through-hole solder termination, and 18 GHz frequency capability. Verify operating temperature range, voltage rating, and mating cycle requirements against your system specifications. All identified parametric equivalents meet these core criteria.
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