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RFNA4PFHMF N Type Coaxial Connector Equivalent & Substitute Parts
Part Overview
The RFNA4PFHMF is an N Type connector plug with male pin configuration manufactured by Bulgin, designed for 50 Ohm RF applications. This panel mount, through-hole solder connector operates across frequencies up to 18 GHz and is rated for -55°C to 155°C operating temperatures. The component is Active product status and ROHS3 compliant, making it suitable for modern electronic assemblies requiring RF signal transmission in industrial and telecommunications applications.
Substitute parts are identified when equivalent electrical and mechanical parameters are maintained across the connector specification, ensuring direct interchangeability in circuit designs without performance degradation.
Substiute Parts
Key Parameters
| Parameter | Value |
|---|---|
| Connector Style | N Type |
| Connector Type | Plug, Male Pin |
| Impedance | 50 Ohms |
| Mounting Type | Panel Mount, Through Hole |
| Mounting Feature | Flange |
| Contact Termination | Solder |
| Shield Termination | Solder |
| Frequency - Max | 18 GHz |
| Operating Temperature Range | -55°C ~ 155°C |
| Voltage Rating | 500 V |
| Mating Cycles | 500 |
| RoHS Status | ROHS3 Compliant |
Substitute Part Grouping Explanation
Substitute parts for the RFNA4PFHMF are identified based on strict equivalence across all critical electrical and mechanical parameters. The substitution logic requires matching specifications in the following categories:
Electrical Parameters: Connector style (N Type), connector type (Plug, Male Pin), impedance (50 Ohms), frequency rating (18 GHz maximum), voltage rating (500 V), and operating temperature range (-55°C to 155°C).
Mechanical Parameters: Mounting type (Panel Mount, Through Hole), mounting feature (Flange), contact termination method (Solder), and shield termination method (Solder).
Compliance Parameters: Product status (Active), RoHS compliance (ROHS3 Compliant), and moisture sensitivity level (MSL 1 - Unlimited).
Parts are grouped as substitutes only when all parameters listed above are identical to the main part number. No parameter deviation is permitted for substitute classification.
Parameter Comparison
| Parameter | RFNA4PFHMF | RFNA4PGIMF | Match Status |
|---|---|---|---|
| Manufacturer | Bulgin | Bulgin | Identical |
| Category | Coaxial Connectors (RF) | Coaxial Connectors (RF) | Identical |
| Connector Style | N Type | N Type | Identical |
| Connector Type | Plug, Male Pin | Plug, Male Pin | Identical |
| Contact Termination | Solder | Solder | Identical |
| Shield Termination | Solder | Solder | Identical |
| Impedance | 50 Ohms | 50 Ohms | Identical |
| Mounting Type | Panel Mount, Through Hole | Panel Mount, Through Hole | Identical |
| Mounting Feature | Flange | Flange | Identical |
| Fastening Type | Threaded | Threaded | Identical |
| Frequency - Max | 18 GHz | 18 GHz | Identical |
| Number of Ports | 1 | 1 | Identical |
| Housing Color | Silver | Silver | Identical |
| Center Contact Material | Beryllium Copper | Beryllium Copper | Identical |
| Body Material | Stainless Steel | Stainless Steel | Identical |
| Dielectric Material | Polyetherimide (PEI) | Polyetherimide (PEI) | Identical |
| Operating Temperature | -55°C ~ 155°C | -55°C ~ 155°C | Identical |
| Voltage Rating | 500 V | 500 V | Identical |
| Mating Cycles | 500 | 500 | Identical |
| Product Status | Active | Active | Identical |
| RoHS Status | ROHS3 Compliant | ROHS3 Compliant | Identical |
| Moisture Sensitivity Level (MSL) | 1 (Unlimited) | 1 (Unlimited) | Identical |
| Base Product Number | RFNA | RFNA | Identical |
Engineering Selection Recommendations
The RFNA4PGIMF is a direct parametric equivalent to the RFNA4PFHMF. Both components share identical electrical specifications, mechanical configurations, and compliance certifications. Selection between these two part numbers may be based on inventory availability and procurement lead times, as both maintain Active product status and ROHS3 compliance.
Current inventory levels show RFNA4PFHMF with 811 pieces in stock and RFNA4PGIMF with 961 pieces in stock. Both parts are manufactured by Bulgin and carry the same base product number (RFNA), confirming their functional equivalence within the N Type connector family.
No performance degradation or circuit redesign is required when substituting between these part numbers in applications requiring 50 Ohm N Type panel mount connectors rated to 18 GHz.
Frequently Asked Questions (FAQ)
Q: Can RFNA4PGIMF be used as a direct replacement for RFNA4PFHMF in existing designs?
A: Yes. Both parts are parametrically identical across all electrical, mechanical, and compliance specifications. No circuit modifications or performance adjustments are necessary.
Q: What are the key parameters that define substitutability for this connector?
A: Substitutability is determined by matching connector style (N Type), connector type (Plug, Male Pin), impedance (50 Ohms), frequency rating (18 GHz), mounting configuration (Panel Mount, Through Hole with Flange), termination method (Solder), operating temperature range (-55°C to 155°C), voltage rating (500 V), and compliance status (ROHS3 Compliant).
Q: Are there any differences in the physical footprint between RFNA4PFHMF and RFNA4PGIMF?
A: No differences are specified in the provided parameters. Both connectors feature identical mounting types, mounting features, and mechanical configurations.
Q: What is the maximum frequency these connectors support?
A: Both RFNA4PFHMF and RFNA4PGIMF support frequencies up to 18 GHz, making them suitable for microwave and high-frequency RF applications.
Q: What termination methods are used for these connectors?
A: Both the center contact and shield use solder termination, requiring through-hole PCB mounting with solder reflow or wave soldering processes.
Q: Are these connectors RoHS compliant?
A: Yes, both RFNA4PFHMF and RFNA4PGIMF are ROHS3 compliant, meeting current environmental and hazardous substance restrictions.
Q: What is the operating temperature range for these connectors?
A: Both connectors operate across -55°C to 155°C, covering industrial and extended temperature applications.
Q: How many mating cycles are these connectors rated for?
A: Both connectors are rated for 500 mating cycles, defining their mechanical durability in repeated connection and disconnection scenarios.
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