TE Connectivity High Speed Backplane Connectors 2057405-1

Body Features

• Primary Product Color : Black

Configuration Features

• Guide Location : Unguided
• Number of Columns : 10
• Number of Ground Positions : 20
• Number of Pairs : 20
• Number of Positions : 60
• Number of Rows : 6
• Number of Signal Positions : 40
• PCB Mount Orientation : Right Angle
• Stackable : No

Contact Features

• Contact Base Material : Copper Alloy
• Contact Current Rating (Max) (AMP) : .75
• Contact Layout : Inline
• Contact Mating Area Plating Material : Gold (Au)
• Contact Mating Area Plating Material Thickness : .762 MICM  [30 MICIN ]
• Contact Shape & Form : Dual Beam
• Contact Type : Socket
• Contact Underplating Material : Nickel
• Contact Underplating Material Thickness : 1.27 MICM  [50 MICIN ]
• PCB Contact Termination Area Plating Material : Tin
• PCB Contact Termination Area Plating Material Finish : Matte
• PCB Contact Termination Area Plating Material Thickness : 1.27 MICM  [50 MICIN ]

Dimensions

• Connector Height : 10.9 MM  [.429 INCH ]
• Connector Length : 19 MM  [.748 INCH ]
• Connector Width : 20.1 MM  [.791 INCH ]
• PCB Hole Diameter : .39 MM  [.015 INCH ]
• PCB Thickness (Recommended) : 1.6 MM  [.063 INCH ]
• Row-to-Row Spacing : 1.35 MM  [.053 INCH ]

Electrical Characteristics

• Impedance (OHM) : 100
• Operating Voltage (VAC) : 30
• Operating Voltage (VDC) : 30

Housing Features

• Centerline (Pitch) : 1.9 MM  [.075 INCH ]
• Housing Material : Liquid Crystal Polymer (LCP) GF

Industry Standards

• Compatible With Agency/Standards Products : UL
• Compatible With Approved Standards Products : UL E28476
• UL Flammability Rating : UL 94V-0

Mechanical Attachment

• Connector Mounting Type : Board Mount
• Guide Hardware : Without
• Mating Alignment : With
• Mating Alignment Type : Polarization
• Mating Retention : Without
• PCB Mount Retention : With
• PCB Mount Retention Type : Action/Compliant Tail

Operation/Application

• Circuit Application : Signal

Packaging Features

• Packaging Method : Tube, Box & Tube

Product Type Features

• Connector & Contact Terminates To : Printed Circuit Board
• Connector System : Board-to-Board
• PCB Connector Type : PCB Mount Receptacle
• Shroud Style : Unshrouded
• Signal Arrangement : Differential

Signal Characteristics

• Data Rate (GBS) : 20 - 25
• Number of Differential Pairs per Column : 2

Termination Features

• Termination Method to PCB : Through Hole - Press-Fit
• Termination Post & Tail Length : 1.2 MM  [.047 INCH ]

Usage Conditions

• Operating Temperature Range : -55 - 85 DEGC  [-67 - 185 DEGF ]

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Conn Backplane RCP 40Signal/20Ground POS 1.9mm Press Fit RA Thru-Hole Box/Tube Product overview: 2057405-1 from TE Connectivity is an Electronic Connector for board-to-board, wire-to-board, backplane, terminal, cable, and industrial interconnect applications. It is useful for engineers and buyers comparing datasheets, replacement parts, BOM lines, package options, lifecycle status, and procurement availability. Key searchable attributes include key electrical ratings, package details, and application requirements. Search-friendly keywords include connector, interconnect, header, socket, terminal block, Electronic Connector, Specialized Backplane Connectors. This listing supports clearer product discovery for industrial, commercial, repair, automation, power, sensing, and embedded system projects. Product number 407-2057405-1 can be used for catalog matching and distributor lookup.