Amphenol RF 112740-14 BNC Coaxial Connector Equivalent & Substitute Parts

Part Overview

The Amphenol RF 112740-14 is a BNC connector jack (female socket) rated for 75 ohms impedance, designed for board edge and end launch panel mount applications with solder termination. This connector is classified as an active product and is ROHS3 compliant. Equivalent and substitute parts are identified based on matching electrical specifications, mechanical mounting characteristics, and termination methods to ensure direct interchangeability in RF coaxial connector applications.

Substiute Parts

112740-14

Amphenol RFIn Stock: 1141112740-14 Datasheet

Current PartRFQ

112740-12

Amphenol RFIn Stock: 1129112740-12 Datasheet

Parametric EquivalentRFQ

UCBBJE20-1

Cinch Connectivity Solutions TrompeterIn Stock: 7138UCBBJE20-1 Datasheet

Parametric EquivalentRFQ

UCBBJE20-3

Cinch Connectivity Solutions TrompeterIn Stock: 1664UCBBJE20-3 Datasheet

Parametric EquivalentRFQ

Key Parameters

Substitute Part Grouping Explanation

Substitute parts for the Amphenol RF 112740-14 are identified based on strict parametric equivalence across the following critical specifications:

Electrical Parameters:

• Impedance: 75 Ohms
• Frequency maximum: 4 GHz
• Voltage rating: 500 V

Mechanical Parameters:

• Connector style: BNC
• Connector type: Jack, Female Socket
• Mounting type: Board Edge, End Launch; Panel Mount
• Fastening type: Bayonet Lock
• Number of ports: 1

Termination Parameters:

• Contact termination: Solder
• Shield termination: Solder

Material & Environmental Parameters:

• Body material: Brass
• Body finish: Gold
• Center contact plating: Gold
• Dielectric material: PTFE
• Operating temperature range: -65°C ~ 165°C
• RoHS compliance: ROHS3 Compliant

All substitute parts listed match these parameters exactly, ensuring functional and mechanical interchangeability in RF coaxial connector applications.

Parameter Comparison

Engineering Selection Recommendations

All substitute parts listed—Amphenol RF 112740-12, Cinch Connectivity Solutions Trompeter UCBBJE20-1, and Cinch Connectivity Solutions Trompeter UCBBJE20-3—are parametrically equivalent to the primary part Amphenol RF 112740-14 across all critical electrical, mechanical, and environmental specifications.

Compliance Status: All parts are ROHS3 compliant and REACH affected, meeting current regulatory requirements for electronic component procurement. All parts carry MSL rating of 1 (Unlimited), indicating no moisture sensitivity constraints during storage and handling.

Product Status: All substitute parts maintain active product status, ensuring continued availability and manufacturer support.

Interchangeability: Direct substitution is supported based on matching impedance (75 Ohms), connector type (BNC Jack, Female Socket), mounting configuration (Board Edge, End Launch; Panel Mount), termination method (Solder), and operating specifications (4 GHz maximum frequency, 500 V voltage rating, -65°C to 165°C operating temperature range).

Frequently Asked Questions (FAQ)

Q: Can Amphenol RF 112740-12 be used as a direct replacement for Amphenol RF 112740-14?

A: Yes. Both parts are manufactured by Amphenol RF and share identical electrical specifications (75 Ohms impedance, 4 GHz maximum frequency, 500 V voltage rating), mechanical mounting characteristics (board edge, end launch, panel mount), and termination methods (solder contact and shield termination). They are parametrically equivalent.

Q: What is the difference between the Amphenol RF and Cinch Connectivity Solutions Trompeter BNC connectors?

A: The primary difference is manufacturer. Amphenol RF 112740-14 and 112740-12 are manufactured by Amphenol RF, while UCBBJE20-1 and UCBBJE20-3 are manufactured by Cinch Connectivity Solutions Trompeter. All four parts meet identical electrical and mechanical specifications for 75 ohm BNC jack connectors with board edge mounting and solder termination.

Q: Are there any performance differences between these substitute parts?

A: All parts share the same electrical performance specifications: 75 ohms impedance, 4 GHz maximum frequency, 500 V voltage rating, and -65°C to 165°C operating temperature range. Insertion loss is specified as 0.2 dB for Amphenol RF parts. Insertion loss data is not provided for Cinch Connectivity Solutions Trompeter parts in the available specifications.

Q: Do all substitute parts include the same accessories?

A: Yes. All parts include 3 pieces: 1 connector, 1 lockwasher, and 1 nut, providing complete assembly for board edge mounting applications.

Q: Are these parts suitable for high-frequency RF applications?

A: Yes. All parts are rated for operation up to 4 GHz, making them suitable for RF coaxial applications within this frequency range. The 75 ohm impedance is standard for video and RF signal transmission applications.

Q: What is the moisture sensitivity level for these connectors?

A: All parts carry MSL rating 1 (Unlimited), indicating no moisture sensitivity constraints. These connectors can be stored and handled without special moisture control measures.

Q: Are all substitute parts RoHS compliant?

A: Yes. All parts are ROHS3 compliant and REACH affected, meeting current environmental and regulatory requirements for electronic component procurement and use.

Q: Can these connectors be used interchangeably in existing designs?

A: Yes. All substitute parts are mechanically and electrically interchangeable with the primary part 112740-14 based on matching specifications for connector style, impedance, mounting type, termination method, and operating characteristics. No design modifications are required for substitution.