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TE Connectivity 414244-1 SMB Coaxial Connector Equivalent & Substitute Parts
Part Overview
The TE Connectivity 414244-1 is an SMB connector jack with straight mounting configuration, designed for 75 ohm RF applications. This component features a male pin contact, solder termination, and through-hole PCB mounting. The part is classified as obsolete, necessitating identification of equivalent and substitute components for ongoing design requirements and production continuity.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Manufacturer Part Number | 414244-1 |
| Manufacturer | TE Connectivity AMP Connectors |
| Connector Style | SMB |
| Connector Type | Jack, Male Pin |
| Impedance | 75 Ohms |
| Mounting Type | Through Hole |
| Contact Termination | Solder |
| Shield Termination | Solder |
| Frequency - Max | 4 GHz |
| Operating Temperature | -65°C ~ 165°C |
| Voltage Rating | 335 V |
| Fastening Type | Snap-On |
| Number of Ports | 1 |
| Body Material | Brass |
| Body Finish | Gold |
| Center Contact Material | Brass |
| Center Contact Plating | Gold |
| Dielectric Material | Polytetrafluoroethylene (PTFE) |
| Mating Cycles | 500 |
| Insertion Loss | 0.3 dB |
| RoHS Status | RoHS Compliant |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) |
| Product Status | Obsolete |
Substitute Part Grouping Explanation
Substitution of the TE Connectivity 414244-1 is determined by the following critical parameters:
Primary Substitution Criteria:
- Connector Style: SMB
- Connector Type: Jack, Male Pin
- Contact Termination: Solder
- Shield Termination: Solder
- Mounting Type: Through Hole
- Fastening Type: Snap-On
- Number of Ports: 1
- Frequency - Max: 4 GHz
Secondary Compatibility Parameters:
- Impedance: 75 Ohms (primary specification) or 50 Ohms (parametric equivalent)
- Operating Temperature Range: -65°C ~ 165°C or compatible range
- Voltage Rating: 335 V
- Body Material: Brass
- Body Finish: Gold
- Center Contact Material: Brass
- Center Contact Plating: Gold
- Dielectric Material: PTFE
- Mating Cycles: 500
- RoHS Compliance: Required
- MSL: 1 (Unlimited)
Substitute parts are categorized into two groups:
Group 1: Direct Substitutes (75 Ohm Impedance) Parts that maintain identical impedance specification and connector configuration, differing only in manufacturer or minor packaging variations.
Group 2: Parametric Equivalents (50 Ohm Impedance) Parts that share all mechanical and electrical characteristics except impedance specification. These components are functionally equivalent for applications where 50 ohm impedance is acceptable.
Parameter Comparison
| Parameter | 414244-1 (TE) | 0731000157 (Molex) | 0731000258 (Molex) | 0734040390 (Molex) | SMB7H-J-P-H-ST-TH1 (Samtec) | 131-3701-201 (Cinch) | 131-3701-211 (Cinch) | 131-3701-261 (Cinch) | 131-3701-271 (Cinch) | 2009-1511-000 (Radiall) | 2009-1511-016 (Radiall) |
|---|---|---|---|---|---|---|---|---|---|---|---|
| Connector Style | SMB | SMB | SMB | SMB | SMB | SMB | SMB | SMB | SMB | SMB | SMB |
| Connector Type | Jack, Male Pin | Receptacle, Male Pin | Receptacle, Male Pin | Receptacle, Male Pin | Jack, Male Pin | Jack, Male Pin | Jack, Male Pin | Jack, Male Pin | Jack, Male Pin | Jack, Male Pin | Jack, Male Pin |
| Impedance | 75 Ohms | 75 Ohms | 75 Ohms | 75 Ohms | 75 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, Right Angle | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole | Through Hole |
| Contact Termination | Solder | Solder | Solder | Solder | Solder | Solder | Solder | Solder | Solder | Solder | Solder |
| Shield Termination | Solder | Solder | Solder | Solder | Solder | Solder | Solder | Solder | Solder | Solder | Solder |
| Fastening Type | Snap-On | Snap-On | Snap-On | Snap-On | Snap-On | Snap-On | Snap-On | Snap-On | Snap-On | Snap-On | Snap-On |
| Frequency - Max | 4 GHz | 4 GHz | 4 GHz | 4 GHz | 4 GHz | 4 GHz | 4 GHz | 4 GHz | 4 GHz | 4 GHz | 4 GHz |
| Operating Temperature | -65°C ~ 165°C | -55°C ~ 155°C | -55°C ~ 155°C | -55°C ~ 155°C | -65°C ~ 165°C | -65°C ~ 165°C | -65°C ~ 165°C | -65°C ~ 165°C | -65°C ~ 165°C | -65°C ~ 165°C | -65°C ~ 165°C |
| Voltage Rating | 335 V | 335 V | 335 V | 335 V | 335 V | 335 V | 335 V | 335 V | 335 V | 335 V | 335 V |
| Number of Ports | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 | 1 |
| Body Material | Brass | Brass | Brass | Brass | Brass | Brass | Brass | Brass | Brass | Brass | Brass |
| Body Finish | Gold | Gold | Gold | Gold | Gold | Gold | Gold | Gold | Gold | Gold | Gold |
| Center Contact Material | Brass | Brass | Brass | Brass | Brass | Brass | Brass | Brass | Brass | Brass | Brass |
| Center Contact Plating | Gold | Gold | Gold | Gold | Gold | Gold | Gold | Gold | Gold | Gold | Gold |
| Dielectric Material | PTFE | PTFE | PTFE | PTFE | PTFE | PTFE | PTFE | PTFE | PTFE | PTFE | PTFE |
| Mating Cycles | 500 | 500 | 500 | 500 | Not specified | 500 | 500 | 500 | 500 | 500 | 500 |
| Insertion Loss | 0.3 dB | 0.2 dB | 0.2 dB | 0.2 dB | Not specified | Not specified | Not specified | Not specified | Not specified | Not specified | Not specified |
| RoHS Status | RoHS Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | RoHS Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant | ROHS3 Compliant |
| MSL | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) | 1 (Unlimited) |
| Product Status | Obsolete | Active | Active | Active | Active | Active | Active | Active | Active | Active | Active |
Engineering Selection Recommendations
Direct Substitutes (75 Ohm Impedance - Recommended for Impedance-Critical Applications)
The Molex 0731000157, 0731000258, and 0734040390 are direct impedance substitutes for the TE Connectivity 414244-1. These parts maintain the 75 ohm specification and are classified as active products with current manufacturing support. All three Molex alternatives carry ROHS3 compliance certification. The primary distinction between these Molex options is connector type (receptacle versus jack configuration) and packaging format (tray versus bulk).
The Samtec SMB7H-J-P-H-ST-TH1 provides a direct 75 ohm substitute with identical operating temperature range (-65°C ~ 165°C) and active product status. This component differs in mounting orientation, featuring right-angle configuration instead of straight mounting. ROHS3 compliance is confirmed.
Parametric Equivalents (50 Ohm Impedance - For 50 Ohm System Applications)
The Cinch Connectivity Solutions 131-3701-201, 131-3701-211, 131-3701-261, and 131-3701-271 are parametric equivalents with 50 ohm impedance specification. These components share identical mechanical configuration, mounting type, and operating temperature range with the original part. All four variants are active products with ROHS3 compliance (131-3701-211 carries RoHS Compliant status). Inventory availability is substantial across all variants.
The Radiall USA 2009-1511-000 and 2009-1511-016 are parametric equivalents with 50 ohm impedance. Both components are active products with ROHS3 compliance and identical operating temperature specifications. These parts are suitable for 50 ohm RF system applications.
Connector Type Consideration
The Molex receptacle options (0731000157, 0731000258, 0734040390) feature receptacle connector type, whereas the original TE Connectivity 414244-1 is a jack configuration. Receptacle and jack connectors are mating pairs and are not interchangeable in the same circuit position without corresponding changes to mating connector types.
Operating Temperature Range Variance
Molex substitutes (0731000157, 0731000258, 0734040390) specify operating temperature range of -55°C ~ 155°C, which is narrower than the original specification of -65°C ~ 165°C. Applications requiring the full original temperature range should select Samtec, Cinch, or Radiall alternatives.
Frequently Asked Questions (FAQ)
Q: Can the Molex 0731000157 directly replace the TE Connectivity 414244-1 in the same PCB footprint?
A: The Molex 0731000157 shares identical mechanical dimensions, mounting type (through-hole), and fastening method (snap-on). However, this part is a receptacle connector type, whereas the original is a jack configuration. Direct PCB footprint compatibility exists, but the mating connector interface differs. The receptacle requires a jack connector for mating, opposite to the original jack that requires a receptacle.
Q: What is the impedance difference between the 75 ohm and 50 ohm substitute options?
A: The original TE Connectivity 414244-1 and Molex/Samtec substitutes are specified at 75 ohms impedance. The Cinch and Radiall alternatives are specified at 50 ohms impedance. Impedance is a characteristic of the connector geometry and dielectric material. Selection between 75 ohm and 50 ohm components depends on the RF system design specification. Mixing impedance values in a single RF transmission path introduces signal reflections and performance degradation.
Q: Are all substitute parts RoHS compliant?
A: All listed substitute parts carry RoHS compliance certification. The original TE Connectivity 414244-1 is RoHS Compliant. Molex, Samtec, and most Cinch/Radiall alternatives carry ROHS3 Compliant status, which represents the current RoHS directive revision. The Cinch 131-3701-211 carries RoHS Compliant status. All options meet current environmental compliance requirements.
Q: What is the significance of the operating temperature range difference?
A: The original TE Connectivity 414244-1 specifies -65°C ~ 165°C operating temperature. Molex substitutes specify -55°C ~ 155°C, a narrower range. If the application requires operation at temperatures below -55°C or above 155°C, Samtec, Cinch, or Radiall alternatives must be selected, as these maintain the full -65°C ~ 165°C specification.
Q: Why does the Samtec SMB7H-J-P-H-ST-TH1 have "right angle" mounting while others are straight?
A: Mounting orientation refers to the physical angle at which the connector body is positioned relative to the PCB. Straight mounting places the connector perpendicular to the PCB surface. Right-angle mounting positions the connector parallel to the PCB surface. These configurations serve different PCB layout requirements. Selection depends on available PCB space and connector accessibility requirements.
Q: Can 50 ohm connectors be used in 75 ohm RF systems?
A: Impedance mismatch between connector and transmission line creates signal reflections. Using a 50 ohm connector in a 75 ohm system introduces impedance discontinuity, resulting in signal loss, reflection, and potential system performance degradation. Component selection must match the system impedance specification.
Q: What packaging options are available for substitute parts?
A: Substitute parts are available in multiple packaging formats: tray packaging (Molex 0731000157, Samtec SMB7H-J-P-H-ST-TH1) and bulk packaging (Molex 0731000258, 0734040390, Cinch 131-3701 series, Radiall 2009-1511 series). Packaging selection depends on procurement quantity requirements and inventory management procedures.
Q: Is the insertion loss specification important for connector selection?
A: Insertion loss represents signal attenuation through the connector. The original TE Connectivity 414244-1 specifies 0.3 dB insertion loss. Molex substitutes specify 0.2 dB, indicating lower signal loss. For high-frequency RF applications operating near 4 GHz maximum frequency, lower insertion loss is advantageous. Samtec, Cinch, and Radiall alternatives do not specify insertion loss values in the provided data.
Q: What does MSL 1 (Unlimited) mean for these connectors?
A: Moisture Sensitivity Level (MSL) 1 (Unlimited) indicates the component has minimal moisture absorption characteristics and does not require special moisture control during storage or handling. These connectors can be stored and handled under standard environmental conditions without moisture-related degradation risk.
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