TE Connectivity
1857657-2
Female Connector
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Additional Information
- Part Number
- 1857657-2
Signal Characteristics
- Data Rate
- 20 Gb/s
- Data Rate
- 20 Gb/s
- Speed
- 12.5 Gb/s
Packaging Features
- Packaging Method
- Tray
Dimensions
- PCB Hole Diameter
- .4 mm
- PCB Hole Diameter
- .0158 in
- Height
- 12.51 mm
- Height
- .493 in
- Tail Length
- 1.6 mm
- PCB Thickness (Recommended)
- 1.2 mm
- Tail Length
- .681 in
- Width
- 17.3 mm
- Length
- 24.5 mm
- Width
- .681 in
- Stack Height
- 1.6 mm
- Length
- .965 in
Mechanical Attachment
- PCB Mount Retention Type
- Action/Compliant Tail
- PCB Mount Retention
- With
- Guide Hardware
- Without
- PCB Mount Alignment
- With
- Mating Alignment
- With
- Mating Alignment Type
- Polarization
- PCB Mount Alignment Type
- Action/Compliant Tail
- Mating Retention
- Without
Configuration Features
- Stackable
- Yes
- Number of Pairs
- 96
- Number of Positions
- 192
- Number of Rows
- 8
- Number of Columns
- 12
- PCB Mount Orientation
- Right Angle
- Pairs per Column
- 8
- Number of Signal Positions
- 192
- Preloaded
- Yes
Usage Conditions
- Operating Temperature Range
- -55 – 105 °C
- Operating Temperature Range
- -67 – 221 °F
Industry Standards
- UL Flammability Rating
- UL 94V-0
Contact Features
- Contact Base Material
- Copper Alloy
- Contact Underplating Material
- Nickel
- Contact Current Rating (Max)
- .5 A
- Contact Termination Area Plating Material
- Tin
- Contact Termination Area Plating Thickness
- .5 – 2.5 µm
- Contact Design
- Dual Beam
- Contact Transmits (Typical)
- Signal (Data)
- Contact Type
- Socket
- Contact Style
- Press-Fit
Operation/Application
- Circuit Application
- Signal
- Durability Rating
- 250 Cycles
Termination Features
- Termination Method to Printed Circuit Board
- Through Hole - Press-Fit
- Termination Type
- Without
Body Features
- Shield Material
- Copper Alloy
Housing Features
- Centerline (Pitch)
- 1.45 mm
- Housing Material
- LCP (Liquid Crystal Polymer)
- Centerline (Pitch)
- .057 in
- End Wall Location
- None
- Housing Color
- Natural
Product Type Features
- Module Type
- Center
- Connector System
- Board-to-Board
- Row-to-Row Spacing
- 1.25 mm
- Connector Style
- Receptacle
- Row-to-Row Spacing
- .05 in
- Shrouded
- Unshrouded
- Sealable
- No
- Connector & Contact Terminates To
- Printed Circuit Board
- Product Type
- Connector
- Make First / Break Last
- No
- Connector Type
- Receptacle
- Post Type
- Press-Fit
Electrical Characteristics
- Impedance
- 30 Ω
- Operating Voltage
- 30 VAC
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