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305-084-520-278 is listed in the Edgeboard Connectors range at ChipApex. The manufacturer field lists EDAC Inc.. Its product description is CONN EDGE DUAL FMALE 84POS 0.156. Review the specifications below when checking this part for your BOM.
Edgeboard Connectors specifications for 305-084-520-278
- Description：CONN EDGE DUAL FMALE 84POS 0.156
- Series：305
- Mfr：EDAC Inc.
- Package：Box
- Card Type：Non Specified - Dual Edge
- Gender：Female
- Number of Positions/Bay/Row：42
- Number of Positions：84
- Card Thickness：0.054" ~ 0.070" (1.37mm ~ 1.78mm)
- Number of Rows：2
- Pitch：0.156" (3.96mm)
- Read Out：Dual
- Features：-
- Mounting Type：Panel Mount, Through Hole
- Termination：Solder
- Contact Material：Copper Alloy
- Contact Finish：Gold
- Contact Finish Thickness：10.0µin (0.25µm)
- Contact Type：Semi Bellows
- Color：Green
- Flange Feature：Flush Mount, Top Opening, Threaded Insert, 4-40
- Operating Temperature：-40°C ~ 105°C
Edgeboard Connectors datasheet and documents for 305-084-520-278
Edgeboard Connectors Overview
The EDAC Inc. 305-084-520-278 is a standard card edge connector designed for dual-edge board insertion. It features 84 positions with a 3.96 mm (0.156 inch) pitch and supports two rows of contacts. The connector utilizes gold-plated copper alloy terminals and a green thermoplastic housing. It is rated for 5 A current and operates within a temperature range of -40°C to +105°C. Designed for panel mounting, it accommodates PCB thicknesses of 1.57 mm.
Edgeboard Connectors Feature Summary
- Dual-edge female contact configuration for secure board retention
- Gold-plated copper alloy terminals ensure reliable signal transmission
- Thermoplastic insulator provides structural stability and electrical insulation
Edgeboard Connectors Applications
- Industrial control system interconnects
- Telecommunications equipment backplanes
- High-density computing hardware interfaces
Edgeboard Connectors Procurement Notes
Verify the specific ordering suffix against the manufacturer's official datasheet to confirm terminal plating, housing color, and flange specifications. Ensure compatibility with the target PCB stack-up and panel mounting requirements before finalizing procurement orders.
Edgeboard Connectors Selection Notes
Select this component when high pin count connectivity is required alongside robust mechanical retention. The 3.96 mm pitch suits applications needing wider spacing between signals. Verify that the host enclosure supports the specified panel mount style and vertical orientation constraints.
Edgeboard Connectors Part Context
This part belongs to the EDAC 305 series, which specializes in standard card edge connectors. The series offers various position counts and mounting styles. This specific model represents a high-density option within the lineup, utilizing standardized dimensions for broad industrial compatibility.
Edgeboard Connectors Replacement Considerations
Cross-reference with EDAC 305-084-520-268 or 305-084-500-268 if different housing colors or minor plating variations are acceptable. Verify that alternative parts maintain the identical 3.96 mm pitch and 84-position layout.
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