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305-018-521-258 is listed in the Edgeboard Connectors range at ChipApex. The manufacturer field lists EDAC Inc.. Its product description is CONN EDGE DUAL FMALE 18POS 0.156. Review the specifications below when checking this part for your BOM.
Edgeboard Connectors specifications for 305-018-521-258
- Description：CONN EDGE DUAL FMALE 18POS 0.156
- Series：305
- Mfr：EDAC Inc.
- Package：Box
- Card Type：Non Specified - Dual Edge
- Gender：Female
- Number of Positions/Bay/Row：9
- Number of Positions：18
- 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 305-018-521-258
Edgeboard Connectors Overview
The EDAC Inc. 305-018-521-258 is a standard card edge connector header from the 305 series, featuring 18 positions arranged in a dual row configuration. It utilizes a 3.96 mm (0.156 inch) pitch and is designed for vertical panel mount installation with solder lug termination. The contacts are constructed from copper alloy with gold plating to ensure reliable signal transmission. This component supports a continuous current rating of 5 A and operates within a temperature range of -40°C to +105°C.
Edgeboard Connectors Feature Summary
- Accepts between-contact and in-contact polarizing keys for secure positioning
- Provides high dielectric strength with 1800VACrms insulation capability
- Features semi-beam contact type for robust mechanical retention
Edgeboard Connectors Applications
- Industrial control system interconnections
- Telecommunications equipment backplanes
- Test and measurement instrument modules
Edgeboard Connectors Procurement Notes
Verify the specific suffix codes against official EDAC documentation to confirm exact pin count, termination style, and flange specifications. Ensure compatibility with target PCB thickness and mating card edge requirements before finalizing procurement orders.
Edgeboard Connectors Selection Notes
Select this model when a dual-row card edge interface with a 3.96 mm pitch is required. Confirm that the application environment falls within the specified operating temperature range and that the 5 A current rating meets circuit demands.
Edgeboard Connectors Part Context
This component belongs to the EDAC 305 series of standard card edge connectors. The series offers various position counts and termination options, all sharing common design features such as gold-plated copper alloy contacts and thermoplastic insulation materials suitable for panel mounting applications.
Edgeboard Connectors Replacement Considerations
Direct substitutes must match the 18-position dual-row layout, 3.96 mm pitch, and vertical panel mount style. Verify equivalent electrical ratings and physical dimensions before considering alternative manufacturers.
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