Connector Header Through Hole 40 position 0.100" (2.54mm) Raspberry Pi 40 pin header
The TSW-120-07-G-D is a through-hole, double-row vertical header manufactured by Samtec. It features 40 total positions (2 rows of 20 pins) with a standard 2.54 mm pitch. This connector is widely used for board-to-board connections, prototyping, and general-purpose signal routing in embedded and electronic systems. It is designed for reliable mechanical and electrical performance with gold-plated contacts for enhanced conductivity and corrosion resistance.
Manufacturer
Samtec Inc.
Manufacturer Part Number
TSW-120-07-G-D
Product Type
Through-Hole Pin Header
Number of Positions
40 (2 × 20)
Number of Rows
2
Pitch
2.54 mm (0.100")
Row Spacing
2.54 mm (0.100")
Mounting Type
Through Hole
Orientation
Vertical
Contact Material
Phosphor Bronze
Contact Plating
Gold (Au) over Nickel
Plating Thickness
Typically 10 µin (0.25 µm) Gold
Insulator Material
Black Liquid Crystal Polymer (LCP)
Current Rating
Typically 3.0 A per contact (depending on application conditions)
Voltage Rating
Typically 250 VAC
Operating Temperature Range
-55°C to +125°C
Termination Type
Solder
Contact Style
Square Post
Post Length
Standard Samtec “-07” tail length (approx. 2.92 mm tail, varies slightly per datasheet)
Applications
Embedded systems (e.g., Raspberry Pi GPIO headers)
Development boards and expansion modules
Board-to-board interconnects
Prototyping and test setups
Compliance
RoHS Compliant
Lead-Free
Notes
Compatible with standard 2.54 mm female headers and sockets
Commonly used in stacking or mezzanine configurations
Available in various plating options and pin lengths under the TSW series
