Skip to main content

Amphenol L77SD Series

66 variants · Amphenol

About the Amphenol L77SD Series

The Amphenol L77SD Series series groups 66 related part numbers, each listed with full specifications, a datasheet where available, and an RFQ option. The listed variants share a common color of Black, connector type of Receptacle, Female Sockets and contact finish of Gold. Variants differ by contact finish thickness, contact material and current rating, so you can match the exact contact finish thickness your application requires using the selection guide below.

Select a variant by

Contact finish thickness
30.0µin (0.76µm) · Flash
Contact material
Brass · Phosphor Bronze
Current rating
3A · 5A
Flange feature
Board Side (4-40) · Board Side (M3) · Cable Side (4-40) · Housing/Shell (Unthreaded) · Mating Side, Female Screwlock (4-40)
Mounting type
Free Hanging (In-Line) · Through Hole · Through Hole, Right Angle
Operating temperature
-55°C ~ 105°C · -55°C ~ 125°C
Package
Bulk · Tray
Termination
Solder · Solder Cup

Shared specifications

Color
Black
Connector type
Receptacle, Female Sockets
Contact finish
Gold
Contact form
Stamped
Dielectric material
Thermoplastic, Glass Filled
Gender
Signal
Material flammability rating
UL94 V-0
Positions
15
Rows
2
Shell material, finish
Steel, Tin Plated
Shell size, connector layout
2 (DA, A)
Voltage rating
250V

Variant comparison

ParameterL77SDA15SL77SDA15S1ACH4RL77SDA15SC309L77SDA15SOL2L77SDA15SOL2C309L77SDA15SVF
Contact finish thicknessFlashFlash30.0µin (0.76µm)Flash30.0µin (0.76µm)Flash
Contact materialBrassPhosphor BronzeBrassPhosphor BronzePhosphor BronzeBrass
Current rating3A5A3A5A5A3A
Flange featureHousing/Shell (Unthreaded)Board Side (4-40)Housing/Shell (Unthreaded)Housing/Shell (Unthreaded)Housing/Shell (Unthreaded)Mating Side, Female Screwlock (4-40)
Mounting typeFree Hanging (In-Line)Through Hole, Right AngleFree Hanging (In-Line)Through HoleThrough HoleFree Hanging (In-Line)
Operating temperature-55°C ~ 105°C-55°C ~ 125°C-55°C ~ 105°C-55°C ~ 125°C-55°C ~ 125°C-55°C ~ 105°C
PackageBulkTrayTrayTrayTrayTray
TerminationSolder CupSolderSolder CupSolderSolderSolder Cup

Request a quote on any Amphenol L77SD Series part number and we confirm price, availability and lead time per line — including end-of-life and allocation-constrained variants.

Frequently asked questions

How do the Amphenol L77SD Series variants differ?
Amphenol L77SD Series part numbers differ by contact finish thickness, contact material, current rating and flange feature. Use the selection guide above to pick by contact finish thickness.
How many Amphenol L77SD Series part numbers are listed?
66 Amphenol L77SD Series part numbers are listed, each with specifications and a datasheet where available.
How do I get pricing and lead time for Amphenol L77SD Series?
Request a quote (RFQ) for any Amphenol L77SD Series part number and we confirm price, availability and lead time per line — including end-of-life and hard-to-find variants.

All variants