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Product Detailed Parameters
- Description：CONN EDGE DUAL FMALE 70POS 0.156
- Series：306
- Mfr：EDAC Inc.
- Package：Bulk
- Card Type：Non Specified - Dual Edge
- Gender：Female
- Number of Positions/Bay/Row：35
- Number of Positions：70
- Card Thickness：0.054" ~ 0.070" (1.37mm ~ 1.78mm)
- Number of Rows：2
- Pitch：0.156" (3.96mm)
- Read Out：Dual
- Features：Card Guides
- Mounting Type：Panel Mount, Through Hole
- Termination：Solder
- Contact Material：Copper Alloy
- Contact Finish：Tin
- Contact Finish Thickness：-
- Contact Type：Cantilever
- Color：Green
- Flange Feature：Flush Mount, Top Opening, Threaded Insert, 4-40
- Operating Temperature：-40°C ~ 105°C
Download product information
Overview
The EDAC Inc. 306-035-420-178 is a standard card edge connector receptacle from the 306 Series. It features 70 positions with a 3.96 mm (0.156 inch) contact spacing and accepts a printed circuit board with a nominal thickness of 1.57 mm (0.062 inch). The component utilizes gold-plated copper alloy contacts for reliable signal transmission and is housed in a green thermoplastic polyester body. Designed for through-hole mounting, it offers a low-profile insulator body suitable for space-constrained applications.
Feature Summary
- Accepts standard 0.062 inch nominal thickness printed circuit boards
- Features gold-plated copper alloy contacts for enhanced conductivity
- Constructed with a low-profile thermoplastic polyester insulator body
Applications
- Industrial control systems requiring robust card edge interfaces
- Communication equipment utilizing standard PCB form factors
- Consumer electronics assemblies needing reliable vertical interconnects
Procurement Notes
Verify the specific ordering suffix to ensure correct contact plating and housing color specifications. Confirm that the required position count and pitch align with the target PCB design. Check manufacturer documentation for RoHS compliance status and environmental operating conditions before finalizing procurement decisions.
Selection Notes
Select this component when a 70-position interface with 3.96 mm spacing is required. Ensure the application supports through-hole soldering processes. Verify that the PCB thickness matches the 1.57 mm specification to guarantee proper mechanical retention and electrical contact during insertion.
Part Context
This part belongs to the EDAC 306 Series of standard card edge connectors. The series provides various position counts and mounting styles for general-purpose electronic interconnections. The 306 Series is characterized by its compatibility with standard double-sided PCBs and its use in diverse industrial and commercial electronic assemblies.
Replacement Considerations
Cross-reference with other EDAC 306 Series parts for alternative position counts. Verify mechanical dimensions and pinout configurations against existing designs before substituting with components from different manufacturers.
