SSQ-149-02-S-S

Insulation Color:	Black
Contact Finish Thickness - Post:	--
Contact Material:	Phosphor Bronze
Contact Shape:	Square
Insulation Material:	Liquid Crystal Polymer (LCP)
Applications:	--
Voltage Rating:	550VAC
Current Rating:	6.3A per Contact
Features:	--
Ingress Protection:	--
Mated Stacking Heights:	--
Contact Finish - Post:	Tin
Material Flammability Rating:	UL94 V-0
Operating Temperature:	-55°C ~ 125°C
Contact Length - Post:	0.194" (4.93mm)
Insulation Height:	0.335" (8.51mm)
Series:	SSQ
Contact Finish Thickness - Mating:	30.0µin (0.76µm)
Contact Finish - Mating:	Gold
Fastening Type:	Push-Pull
Termination:	Solder
Mounting Type:	Through Hole
Row Spacing - Mating:	--
Number of Rows:	1
Pitch - Mating:	0.100" (2.54mm)
Number of Positions Loaded:	All
Number of Positions:	49
Style:	Board to Board or Cable
Contact Type:	Forked
Connector Type:	Receptacle
Part Status:	Discontinued at Digi-Key
Packaging:	Bulk

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Introduction
The SSQ-149-02-S-S is a type of connector, more specifically, a type of rectangular connector, which consists of two parts, a header and a receptacle. This type of connector is designed to be used in high-power industrial applications, and is made to be able to withstand high temperatures, vibrations, and extreme environmental conditions. It is suitable for a wide range of applications, from high-end electronics to automotive and military use.Functional Overview
The main function of the SSQ-149-02-S-S is to provide electrical connection between two components. It has two contact points which make an electrical connection when mated. The contacts are made of an ultra-flexible, low-resistance copper alloy, which ensures that the connection is both reliable and efficient. In addition to providing a secure connection, the connector also features a self-adjusting pressure-mounting system which ensures that the connection remains secure even when subjected to vibrational shock and extreme environmental conditions.Features
The SSQ-149-02-S-S boast a wide range of features that make it ideal for use in harsh industrial environments:

• High current carrying capacity of up to 100A
• High temperature rating up to 250°C
• Vibration resistance rating up to 5.3G RMS
• Epoxy encapsulation for waterproof and dustproof protection
• Reversible polarization for easy interchangeability
• Robust construction for extreme environmental conditions

Advantages
The SSQ-149-02-S-S has several advantages that make it an ideal choice for high-power industrial applications:

• High reliability and efficiency due to its low resistance contacts
• High temperature withstand capacity, with rating up to 250°C
• Robust construction ensures the connector is reliable and durable in harsh industrial environments
• Reversible polarization allows for easy interchangeability and flexibility in design
• Waterproof and dustproof protection due to epoxy encapsulation

Applications
The SSQ-149-02-S-S is a versatile connector which is suitable for a wide range of applications. It can be used in:

• High-end electronics, such as medical equipment, computers and communications systems
• Industrial applications, such as motors and high-power equipment
• Automotive, such as engine control systems
• Aerospace, such as aircraft navigation systems
• Military, such as missile guidance systems

Working Principle
The working principle of the SSQ-149-02-S-S is quite simple. The connector has two contact points, a header and a receptacle. The contact points are made of an ultra-flexible, low-resistance copper alloy which provides both reliable and efficient electrical connection when mated. The self-adjusting pressure-mounting system ensures that the connections remain secure even when subjected to vibrational shock and extreme environmental conditions.

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