9-390111-2 vs 440360-4

Part Number	9-390111-2	440360-4
Category	Memory Connectors - Inline Module Sockets	Memory Connectors - Inline Module Sockets
Manufacturer	TE Connectivity AMP Connectors	TE Connectivity AMP Connectors
Description	CONN SKT SODIMM 144POS R/A SMD	CONN SKT SODIMM 124POS R/A SMD
Package	-	-
Series	-	-
Features	Board Guide, Latches	Board Guide, Latches
Mounting Type	Surface Mount, Right Angle	Surface Mount, Right Angle
Memory Type	SGRAM	Fax Modem, Mini PCI
Contact Finish	Gold	Gold
Number of Positions	144	124
Mounting Feature	Normal, Standard - Top	Normal, Standard - Top
Contact Finish Thickness	10µin (0.25µm)	10µin (0.25µm)
Connector Style	SODIMM	SODIMM

1. What is the main difference between a memory connector and an inline module socket?

A memory connector generally refers to all types of memory slots, including DIMMs, SO-DIMMs, etc., while an inline module socket usually refers to a type of socket with a compact design that is easy to install and remove.
2. How to choose a suitable memory connector?

When choosing, you need to consider the type of memory module (such as DDR4, DDR5), data transfer rate, voltage requirements, size, and motherboard compatibility. You need to ensure that the connector supports the operating frequency and capacity of the selected memory.
3. What should I pay attention to when installing a memory connector?

When installing a memory connector, ensure that it is properly docked with the memory module to avoid reverse insertion. For high-density and high-frequency memory modules, be careful to avoid electrostatic damage during installation.
4. How durable is the memory connector?

The durability of the memory connector usually depends on the material, design, and use environment. High-quality connectors can withstand thousands of plugging and unplugging, and commonly used materials include gold-plated copper, which provides better corrosion resistance and electrical conductivity.