305-042-556-212

$9.70

Description：CONN EDGE DUAL FMALE 42POS 0.156
Series：305
Mfr：EDAC Inc.
Package：Bulk

SKU:8ece1ebacba3 Category: Edgeboard Connectors Brand: EDAC Inc.

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Product introduction

305-042-556-212 is listed in the Edgeboard Connectors range at ChipApex. The manufacturer field lists EDAC Inc.. Its product description is CONN EDGE DUAL FMALE 42POS 0.156. Review the specifications below when checking this part for your BOM.

Edgeboard Connectors specifications for 305-042-556-212

Description：CONN EDGE DUAL FMALE 42POS 0.156
Series：305
Mfr：EDAC Inc.
Package：Bulk
Card Type：Non Specified - Dual Edge
Gender：Female
Number of Positions/Bay/Row：21
Number of Positions：42
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, Side Opening, Unthreaded, 0.128" (3.25mm) Dia
Operating Temperature：-40°C ~ 105°C

Edgeboard Connectors datasheet and documents for 305-042-556-212

305-042-556-212

Edgeboard Connectors Overview

The EDAC Inc. 305-042-556-212 is a standard card edge connector from the 305 series, designed for dual female termination with 42 positions. It features a 0.156-inch (3.96 mm) pitch and accepts board thicknesses between 0.054 and 0.070 inches. The connector utilizes gold-plated copper alloy contacts and a thermoplastic polyester housing. Rated for 5 A continuous current and 1800 VACrms insulation, it supports panel mount installation with vertical orientation.

Edgeboard Connectors Feature Summary

Accepts between-contact and in-contact polarizing keys for secure mating
Provides high dielectric strength with 1800 VACrms insulation rating
Features gold-plated copper alloy contacts for reliable signal transmission

Edgeboard Connectors Applications

Industrial control systems requiring robust card edge interfaces
Telecommunications equipment utilizing standardized connector pitches
Test and measurement instrumentation needing polarized keying options

Edgeboard Connectors Procurement Notes

Verify the specific ordering suffix to confirm contact plating thickness and housing color variants. Ensure compatibility with existing polarizing key requirements before procurement. Confirm RoHS compliance status through official manufacturer documentation or authorized distributor channels prior to finalizing purchase orders.

Edgeboard Connectors Selection Notes

Select this component when a 42-position dual-row interface is required with a 3.96 mm pitch. Consider the 5 A current rating and 1800 VACrms insulation for high-reliability applications. Verify that the target PCB thickness falls within the 1.37 mm to 1.78 mm range for proper mechanical engagement.

Edgeboard Connectors Part Context

This part belongs to the EDAC 305 series of standard card edge connectors. The series offers various position counts and mounting styles, all sharing common electrical characteristics such as the 5 A rating and gold-plated contact options. It serves as a versatile interconnect solution for modular electronic assemblies.