305-012-520-503

Edgeboard Connectors Overview

The EDAC Inc. 305-012-520-503 is a standard card edge connector designed for vertical panel mounting applications. It features a dual-edge female configuration with 12 positions and a pitch of 3.96 mm (0.156 inches). The component supports a PCB thickness of 1.57 mm and utilizes gold-plated copper alloy contacts to ensure reliable signal transmission. Rated for 5 A continuous current, it offers robust electrical performance within a thermoplastic housing.

Edgeboard Connectors Feature Summary

• Accepts between-contact and in-contact polarizing keys for secure mating
• Dual-edge female contact design for board insertion
• Gold plating on mating area with tin plating on tails

Edgeboard Connectors Applications

• Industrial control systems requiring polarized connections
• Telecommunications equipment interfaces
• Automotive electronic module connections
• Medical device circuit board interconnects

Edgeboard Connectors Procurement Notes

Verify the specific ordering suffix against the manufacturer's official datasheet to confirm pin count, plating specifications, and keying options. Ensure compatibility with the target PCB thickness and polarizing key requirements before procurement. Cross-reference the part number with authorized distributors to confirm current availability and lead times.

Edgeboard Connectors Selection Notes

Select this connector when a dual-edge female interface with polarizing capability is required. The 3.96 mm pitch and 12-position layout suit compact designs. Verify that the application environment stays within the specified temperature range and that the 5 A current rating meets the load requirements.

Edgeboard Connectors Part Context

This component belongs to the EDAC 305 series of standard card edge connectors. The series provides various position counts and mounting styles. The 305-012-520-503 specifically denotes a 12-position variant with gold contacts and panel mount orientation.

Edgeboard Connectors Replacement Considerations

Compatible substitutes include other EDAC 305 series parts with matching 12-position layouts and polarizing key acceptance. Verify identical pitch, PCB thickness tolerance, and current ratings when selecting alternatives.