305-066-556-203

$13.58

Description：CONN EDGE DUAL FMALE 66POS 0.156
Series：305
Mfr：EDAC Inc.
Package：Box

SKU:91e76e724514 Category: Edgeboard Connectors Brand: EDAC Inc.

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Product introduction

305-066-556-203 is listed in the Edgeboard Connectors range at ChipApex. The manufacturer field lists EDAC Inc.. Its product description is CONN EDGE DUAL FMALE 66POS 0.156. Review the specifications below when checking this part for your BOM.

Edgeboard Connectors specifications for 305-066-556-203

Description：CONN EDGE DUAL FMALE 66POS 0.156
Series：305
Mfr：EDAC Inc.
Package：Box
Card Type：Non Specified - Dual Edge
Gender：Female
Number of Positions/Bay/Row：33
Number of Positions：66
Card Thickness：0.054" ~ 0.070" (1.37mm ~ 1.78mm)
Number of Rows：2
Pitch：0.156" (3.96mm)
Read Out：Dual
Features：Card Extender
Mounting Type：Board Edge, Straddle Mount
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, Floating Bobbin, 0.116" (2.95mm) Dia
Operating Temperature：-40°C ~ 105°C

Edgeboard Connectors datasheet and documents for 305-066-556-203

305-066-556-203

Edgeboard Connectors Overview

The EDAC Inc. 305-066-556-203 is a standard card edge connector featuring 66 positions with a 3.96 mm (0.156 inch) contact spacing and 3.56 mm row spacing. Designed for dual-edge card insertion, it accepts printed circuit boards with a nominal thickness of 1.57 mm. The component utilizes gold-plated copper alloy contacts to ensure reliable signal transmission and supports a continuous current rating of 5 A. It offers an insulation resistance of 5 GOhms 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 board alignment
Features a low-profile insulator body constructed from thermoplastic polyester
Provides high dielectric strength with a 1800 VACrms voltage rating

Edgeboard Connectors Applications

Industrial control systems requiring robust panel-mounted interconnects
Telecommunications equipment utilizing dual-edge card architectures
Test and measurement instrumentation needing high-density signal routing

Edgeboard Connectors Procurement Notes

Verify the specific ordering suffix against the manufacturer's official datasheet to confirm exact contact plating thickness and termination style compatibility. Ensure that the selected variant matches the required PCB thickness tolerance of 1.57 mm. Confirm availability status through authorized distributors as supply chain conditions may vary by region.

Edgeboard Connectors Selection Notes

Select this connector when a dual-row interface with 66 positions is required for vertical or straight panel mounting applications. Consider the 5 A current rating and 1800 VACrms isolation for high-power or high-voltage environments. Ensure the mating card edge design accommodates the specified 3.96 mm pitch and allows for compatible polarizing key integration.

Edgeboard Connectors Part Context

This component belongs to the EDAC 305 series of standard card edge connectors. The series is characterized by its versatility in accepting various polarizing keys and supporting multiple board thicknesses. It serves as a reliable interface solution for applications demanding durable electrical connections in compact form factors.