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MOLEX / WALDOM 5035521820 SlimStack Board-to-Board Connector

The MOLEX / WALDOM 503552-1820 SlimStack connector is a compact board-to-board solution designed for applications demanding high-density interconnects. With a 0.40mm pitch and 18 circuits, this connector minimizes space requirements while maintaining reliable signal transmission. Its surface mount termination style simplifies assembly, and the vertical stacking orientation allows for efficient board layout. Commonly used in consumer electronics, industrial automation, and other applications where space is at a premium, the 503552-1820 offers a robust and dependable connection.

Authorized Distributors
Source:Newark
Part No:503552-1820
Stock:10486
Inv Date:06-16-2026
Price: Unit price: $0.482
Buy/RFQ:
Part No:503552-1820
Stock:3145
Inv Date:06-17-2026
Price: Unit price: $0.91
Buy/RFQ:
Part No:503552-1820
Stock:10486
Inv Date:06-17-2026
Price: Unit price: $0.3988
Buy/RFQ:
Part No:503552-1820
Stock:10486
Inv Date:06-17-2026
Price: Unit price: $0.3988
Buy/RFQ:

MOLEX / WALDOM 5035521820 SlimStack Board-to-Board Connector Specifications:

  • Pitch - Mating Interface: 0.40mm
  • Circuits (Loaded): 18
  • Circuits (maximum): 18
  • Mated Height: 0.70mm
  • Mated Width: 2.60mm
  • Material - Metal: Copper Alloy
  • Material - Plating Mating: Gold
  • Material - Plating Termination: Gold
  • Number of Rows: 2
  • Orientation: Vertical
  • Stackable: No
  • Temperature Range - Operating: -40° to +85°C
  • Current - Maximum per Contact: 0.3A
  • Voltage - Maximum: 50V AC (RMS)/DC
  • Durability (mating cycles max): 30
  • PCB Locator: No
  • PCB Retention: Yes
  • Packaging Type: Embossed Tape on Reel
  • Polarized to Mating Part: No
  • Polarized to PCB: No
  • Breakaway: No
  • Color - Resin: Black
  • Glow-Wire Capable: No
  • Net Weight: 9.070/mg

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Frequently Asked Questions

Where can I buy MOLEX / WALDOM 5035521820?

You can click on the BUY or RFQ button to purchase 5035521820 from an authorized MOLEX / WALDOM distributor.

How do I troubleshoot issues or seek technical support for part 5035521820?

You can download the 5035521820 datasheet or visit the MOLEX / WALDOM website for support.

Who is the manufacturer of 5035521820?

MOLEX / WALDOM

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