The SMC series female socket connector from TE Connectivity Erni has 20 positions and a pitch of 0.050" (1.27mm).

• Number of Positions: 20
• Pitch: 0.050" (1.27mm)
• Current Rating (Per Contact): 1.7A
• Applications: Board to Board
• Packaging: Tape & Reel (TR)
• Termination: Solder
• Contact Material: Copper Alloy
• Contact Finish: Gold
• Contact Finish Thickness: 157.5µin (4.00µm)
• Contact Type: Female Socket
• Insulation Material: Liquid Crystal Polymer (LCP)
• Insulation Color: Black
• Features: Board Guide, Pick and Place, Solder Retention
• Mounting Type: Surface Mount
• Row Spacing: 0.050" (1.27mm)
• Standard Package: 170
• Material Flammability Rating: UL94 V-0
• Operating Temperature: -55°C ~ 125°C