305-020-556-503

$8.70

Description：CONN EDGE DUAL FMALE 20POS 0.156
Series：305
Mfr：EDAC Inc.
Package：Box

SKU:71f33b2e21af Category: Edgeboard Connectors Brand: EDAC Inc.

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Product introduction

305-020-556-503 is listed in the Edgeboard Connectors range at ChipApex. The manufacturer field lists EDAC Inc.. Its product description is CONN EDGE DUAL FMALE 20POS 0.156. Review the specifications below when checking this part for your BOM.

Edgeboard Connectors specifications for 305-020-556-503

Description：CONN EDGE DUAL FMALE 20POS 0.156
Series：305
Mfr：EDAC Inc.
Package：Box
Card Type：Non Specified - Dual Edge
Gender：Female
Number of Positions/Bay/Row：10
Number of Positions：20
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 305-020-556-503

305-020-556-503

Edgeboard Connectors Overview

The EDAC Inc. 305-020-556-503 is a standard card edge connector from the 305 Series, designed for dual-row female connections. It features a 20-position configuration with a 0.156-inch (3.96mm) pitch. The connector utilizes gold-plated contacts and includes green insulator material constructed from UL 94V-0 thermoplastic polyester.

Edgeboard Connectors Feature Summary

Dual-row female contact configuration for secure board insertion
Gold-plated contact surfaces ensuring reliable electrical conductivity
Green UL 94V-0 thermoplastic polyester insulator housing

Edgeboard Connectors Applications

Standard card edge interface connections
Electronic module mounting systems
Industrial control panel interconnects

Edgeboard Connectors Procurement Notes

Verify the specific ordering suffix to confirm the exact pin count, row configuration, and plating thickness required for your design. Ensure the mating card edge thickness aligns with the connector's specified tolerance. Confirm that the green insulator material meets your environmental and flammability standards before finalizing procurement.

Edgeboard Connectors Selection Notes

Select this component when a dual-row female connector with a 0.156-inch pitch is required. Consider the 20-position count for circuit density needs. Verify compatibility with the mating card edge dimensions and ensure the UL 94V-0 rating satisfies safety requirements for the intended application environment.

Edgeboard Connectors Part Context

This part belongs to the EDAC 305 Series of standard card edge connectors. The series offers various mounting options and configurations. The 305-020-556-503 specifically denotes a 20-position dual-row variant with defined pitch and material specifications within this product line.

Edgeboard Connectors Replacement Considerations

Consult EDAC documentation for direct substitutes within the 305 series. Verify identical pitch, position count, and contact type when evaluating alternative part numbers.

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