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Manufacturer Part #


56 Position ( 2 x 28 ) 3.96 mm Center Straight Dip Solder Edgecard Connector

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Mfr. Name: Sullins
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Product Specification Section
Sullins EBM28DRXD-S851 - Technical Attributes
Attributes Table
Type: Board to Board (Card Edge)
Style/Orientation: Straight Header/Plug
No of Positions: 56
No of Rows: 2
Pitch: 3.96 mm
Termination: Solder
Contact Plating: Gold
Operating Temp Range: -65°C to +125°C
Voltage Rating: 1800V
Mounting Method: Panel Mount
Features & Applications

Sullins offers .156" contact center edgecard connector.  Parts are offered in .431” or .610” profile.  Available in 1 or 2 rows.  Depending on profile, Sullins manufactures parts as small as 2 or 3 positions without mounting ears and in many position sizes from 6 to 44 contacts per row, with or without mounting ears.  Contacts are full bellows, hairpin, or loop bellows depending on profile.

Sullins manufactures edgecard connectors for use in dip solder applications, straight tails offer .140” or .200” row spacing in .431” profile and .200 in .610” profile.  For right angle .156” row spacing in .431” profile and .150” or .200” in .610” profile edgecard.  Sullins also offers .007” or .014” thick eyelet, wire wrap or card extender bend for straddle mount in many lengths and terminations. 

Standard material for housing is manufactured in blue PBT.  Sullins also offer alternate materials for applications that require longer processing time.  Contact material used is Phosphor Bronze.  Many plating options to choose from that meet Rohs compliant standards. 

Parts can be used in applications that require 3 Amp Current Rating with operating temperatures that can range from -65oC to +150oC depending on material.  

EBM28DRXD-S851 is a dual row 28 position, 56 contacts total, edgecard .431” profile on .156” contact centers, straight dip solder termination with flush mounting ears.  S851 modification calls out for molded key between positions 24/25.

Insulator material PBT used in applications that require maximum operating temperature 125°C with processing temperature 260°C, for 10 seconds maximum.  Full Bellow contacts plated with .000010” Gold on contact surface, .000100” pure tin, matte on termination and .000050” nickel underplate.  Tail length is .137” with .200” row spacing.

Sullins drawing available upon request, if require further details of EBM28DRXD-S851.

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