QSE-028-01-F-D-DP-EM2 56-position differential pair array connector from Samtec. Features 0.80mm pitch, board edge straddle mount, gold contacts, and ground bus plane.
Mfr Part #:

QSE-028-01-F-D-DP-EM2

Available from 1 distributors
Mfr Name: Samtec Inc.
Samtec Inc.
56-position differential pair array connector from Samtec. Features 0.80mm pitch, board edge straddle mount, gold contacts, and ground bus plane.
✓ Total Stock: 51 pcs
$ Price Range: $12.27

QSE-028-01-F-D-DP-EM2 Available from 1 distributor

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✓ Non-Authorised
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QSE-028-01-F-D-DP-EM2 Specifications Quick View

Most important parameters for selection – full specs in datasheet.
Category
Manufacturer Name
Connector Type
Contact Finish
Contact Finish Thickness
Contact Material
Features
Insulator Material
Lead Spacing
Lead Style
Mating Cycles
Mounting Type
Number of Positions
Number of Rows
Operating Temperature Range
Pitch
Voltage Rating

QSE-028-01-F-D-DP-EM2 Description

Short technical summary and product information.

The Samtec QSE-028-01-F-D-DP-EM2 is a 56-position differential pair array connector designed for high-density board-to-board applications. This female receptacle features a 0.80mm pitch and a board edge straddle mount, making it suitable for space-constrained designs. The connector is constructed with a liquid crystal polymer insulator and phosphor bronze contacts with 3.00µin gold plating, ensuring reliable electrical performance and durability.

 

Each contact is rated for 2A of current (with 2 pins powered), while the integrated ground bus plane supports up to 23A. The connector is rated for 225 VAC when mated at a 5mm stack height. It operates over a temperature range of -55°C to +125°C and is rated for 100 mating cycles, providing robust performance in demanding environments.

 

This part is lead-free solderable and comes in tray packaging. It is commonly used in mezzanine stacking, server, and networking equipment where differential pair signaling is required. The ground bus plane feature helps reduce EMI and improve signal integrity.

QSE-028-01-F-D-DP-EM2 Quick Information

Product Type: Differential Pair Array Connector
Series: QSE
Canonical Name: Samtec QSE-028-01-F-D-DP-EM2 Differential Pair Array Connector, Female, 56 Positions, 0.80mm Pitch, Board Edge Mount
Subcategory: Array Connectors

QSE-028-01-F-D-DP-EM2 Compliance

RoHS Status: RoHS Compliant
Moisture Sensitivity Level (MSL): 1 Unlimited
REACH Status: REACH Unaffected
Lead Free: Yes

QSE-028-01-F-D-DP-EM2 Estimated Pricing

Qty Low High
22+ $12.27 $12.27

Estimated market price range - modelled values for guidance only, not live distributor offers.

QSE-028-01-F-D-DP-EM2 Features

  • 56 positions in a differential pair array.
  • 0.80mm pitch for high-density designs.
  • Board edge straddle mount for space savings.
  • Gold plated contacts for reliable connections.
  • Integrated ground bus plane for EMI reduction.

QSE-028-01-F-D-DP-EM2 Applications

  • Ideal for high-speed differential pair routing.
  • Used in board-to-board mezzanine applications.
  • Suitable for server and networking equipment.
  • Common in data communication and telecom systems.

QSE-028-01-F-D-DP-EM2 FAQs

7 frequently asked questions generated from this part’s specifications.
How many positions does the QSE-028-01-F-D-DP-EM2 have?

It has 56 positions arranged in 2 rows.

What is the pitch of this connector?

The pitch is 0.80mm.

What is the current rating per pin?

Each pin is rated for 2A when 2 pins are powered.

What is the voltage rating of the QSE-028-01-F-D-DP-EM2?

The voltage rating is 225 VAC when mated at a 5mm stack height.

What type of mounting does this connector use?

It uses board edge, straddle mount.

What is the operating temperature range?

The operating temperature range is -55°C to +125°C.

What is the contact finish and thickness?

The contacts have a gold finish with a thickness of 3.00µin (0.076µm).

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