Board Layout Fit for a 50-Position Right-Angle Header
The 77317-812-50LF: The solder post length is 0.120" (3.05 mm), which clears a 1.6 mm board thickness with room for a through-hole solder fillet.
Rated 3 A per contact.

Amphenol ICC (FCI) BERGSTIK® series, 50-position unshrouded header, 0.100" (2.54 mm) pitch, through-hole right-angle, male pin, gold GXT mating finish, 3 A per contact, UL94 V-0.
| Parameter | Value |
|---|---|
| Series | BERGSTIK® |
| Type | Male Pin |
| Mounting | Through Hole, Right Angle |
| Connector type | Header, Breakaway |
| Fastening type | Push-Pull |
| Current rating | 3A per Contact |
| Operating temperature | -65°C~130°C |
| Contact material | Phosphor Bronze |
| Insulation color | Black |
| Insulation height | 0.190\" (4.83mm) |
| Insulation material | Thermoplastic |
| Material flammability rating | UL94 V-0 |
| Parameter | Value |
|---|---|
| Style | Board to Board |
| Package | Bag |
| Shrouding | Unshrouded |
| Termination | Solder |
| Contact shape | Square |
| Rows | 2 |
| Pitch | 0.100\" (2.54mm) |
| Positions | 50 |
| Row spacing - mating | 0.100\" (2.54mm) |
| Contact finish - post | Tin |
| Contact length - post | 0.120\" (3.05mm) |
| Contact finish - mating | Gold, GXT™ |
| Contact length - mating | 0.268\" (6.80mm) |
| Contact finish thickness - post | 78.7µin (2.00µm) |
| Contact finish thickness - mating | 15.0µin (0.38µm) |
The 77317-812-50LF: The solder post length is 0.120" (3.05 mm), which clears a 1.6 mm board thickness with room for a through-hole solder fillet.
Rated 3 A per contact.
The mating pin length of 0.268" (6.80 mm) is standard for such sockets.
The part number suffix 'LF' indicates lead-free and RoHS-compliant construction. The contact finish on the post is tin, and the mating finish is gold GXT, both RoHS-compatible.