EB72D-SA366V1 Card Edge Connector Equivalent & Substitute Parts

Part Overview

The EB72D-SA366V1 is a 72-position female card edge connector manufactured by Vishay Dale, designed for dual-edge applications with 0.156" (3.96mm) pitch spacing. This connector features gold-plated phosphor bronze contacts with full bellows design and solder eyelet termination for panel mount applications. The product is currently obsolete, making identification of compatible substitute parts essential for ongoing system support and component procurement.

Key Parameters

Parameter	Value
Number of Positions	72
Pitch	0.156" (3.96mm)
Gender	Female
Number of Rows	2
Card Type	Non Specified - Dual Edge
Contact Material	Phosphor Bronze
Contact Finish	Gold
Termination	Solder Eyelet(s)
Mounting Type	Panel Mount
Operating Temperature Range	-55°C ~ 125°C

Substitute Part Grouping Explanation

The GMM36DSEH from Sullins Connector Solutions qualifies as a direct substitute based on the following critical parameters:

Position Count & Pitch: Both connectors provide 72 positions at 0.156" (3.96mm) pitch, ensuring mechanical and electrical compatibility with existing card edge designs
Dual-Edge Configuration: Both maintain 2-row, dual-edge read-out architecture
Contact System: Phosphor bronze with gold plating and full bellows contact type ensures equivalent electrical performance and mating characteristics
Termination Method: Solder eyelet termination on both parts allows direct PCB integration without adapter requirements
Panel Mount Design: Both connectors support identical mounting methodology
Operating Temperature: GMM36DSEH extends the upper range to 125°C (matching EB72D-SA366V1) and lowers the minimum to -65°C, providing broader environmental compatibility

Parameter Comparison

Parameter	EB72D-SA366V1 (Vishay Dale)	GMM36DSEH (Sullins)	Compatibility
Number of Positions	72	72	Identical
Pitch	0.156" (3.96mm)	0.156" (3.96mm)	Identical
Gender	Female	Female	Identical
Number of Rows	2	2	Identical
Card Type	Non Specified - Dual Edge	Non Specified - Dual Edge	Identical
Contact Material	Phosphor Bronze	Phosphor Bronze	Identical
Contact Finish	Gold	Gold	Identical
Contact Type	Full Bellows	Full Bellows	Identical
Termination	Solder Eyelet(s)	Solder Eyelet(s)	Identical
Mounting Type	Panel Mount	Panel Mount	Identical
Operating Temperature	-55°C ~ 125°C	-65°C ~ 125°C	Compatible (GMM36DSEH extends lower range)
Card Thickness	0.054" ~ 0.071" (1.37mm ~ 1.80mm)	0.062" (1.57mm)	Compatible (GMM36DSEH within EB72D range)
Product Status	Obsolete	Active	GMM36DSEH actively manufactured
RoHS Status	RoHS non-compliant	ROHS3 Compliant	GMM36DSEH meets current environmental standards

Engineering Selection Recommendations

The GMM36DSEH represents the appropriate substitute for the obsolete EB72D-SA366V1 based on the following engineering criteria:

Functional Equivalence: All critical electrical and mechanical parameters align, including position count, pitch, contact configuration, and termination method. The connector maintains identical dual-edge read-out functionality required for existing card edge applications.

Product Availability: GMM36DSEH maintains active production status with documented inventory, ensuring reliable procurement for new builds and field replacements. The EB72D-SA366V1 obsolescence status necessitates this transition.

Compliance Enhancement: GMM36DSEH achieves ROHS3 compliance, addressing current regulatory requirements that the original part does not meet. This substitution aligns new designs with contemporary environmental standards while maintaining backward compatibility with existing hardware.

Environmental Performance: The extended operating temperature range (-65°C to 125°C) of GMM36DSEH provides additional thermal margin compared to the original specification (-55°C to 125°C), supporting deployment in broader environmental conditions.

Frequently Asked Questions (FAQ)

Q: Can GMM36DSEH directly replace EB72D-SA366V1 in existing designs?

A: Yes. Both connectors share identical position count (72), pitch (0.156"), dual-edge configuration, contact material (phosphor bronze with gold plating), and solder eyelet termination. The card thickness specification of 0.062" for GMM36DSEH falls within the 0.054" to 0.071" acceptance range of the original part, ensuring mechanical compatibility without design modification.

Q: What are the key differences between these two connectors?

A: The primary differences are product status and compliance. GMM36DSEH is actively manufactured and ROHS3 compliant, whereas EB72D-SA366V1 is obsolete and RoHS non-compliant. GMM36DSEH also extends the minimum operating temperature to -65°C compared to -55°C for the original part.

Q: Are there any packaging or inventory considerations?

A: GMM36DSEH is supplied in Tray packaging with active inventory availability. The EB72D-SA366V1 is obsolete with limited remaining stock. For new procurement, GMM36DSEH is the recommended source.

Q: Does the color difference (Black for GMM36DSEH) affect electrical performance?

A: No. Color is a cosmetic attribute that does not impact electrical function, impedance, or signal integrity. The black insulation material (Polyamide PA9T Nylon 9T) provides equivalent dielectric properties to the original part.

Q: What compliance certifications apply to GMM36DSEH?

A: GMM36DSEH is ROHS3 compliant and REACH unaffected. Both parts share identical ECCN (EAR99) and HTSUS (8536.69.4040) classifications for export and tariff purposes.

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