ESQT-144-03-G-Q-390

Insulation Color:	Black
Contact Finish Thickness - Post:	3.00µin (0.076µm)
Contact Material:	Phosphor Bronze
Contact Shape:	Square
Insulation Material:	Liquid Crystal Polymer (LCP)
Applications:	--
Voltage Rating:	--
Current Rating:	4.5A per Contact
Features:	--
Ingress Protection:	--
Mated Stacking Heights:	--
Contact Finish - Post:	Gold
Material Flammability Rating:	UL94 V-0
Operating Temperature:	-55°C ~ 125°C
Contact Length - Post:	0.068" (1.73mm)
Insulation Height:	0.390" (9.91mm)
Series:	ESQT
Contact Finish Thickness - Mating:	20.0µin (0.51µm)
Contact Finish - Mating:	Gold
Fastening Type:	Push-Pull
Termination:	Solder
Mounting Type:	Through Hole
Row Spacing - Mating:	0.079" (2.00mm)
Number of Rows:	4
Pitch - Mating:	0.079" (2.00mm)
Number of Positions Loaded:	All
Number of Positions:	176
Style:	Board to Board or Cable
Contact Type:	Forked
Connector Type:	Elevated Socket
Part Status:	Active
Packaging:	Bulk

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Introduction

ESQT-144-03-G-Q-390 is a rectangular connector header, which is widely used in the electronic industry. It is a three-way header with an overall width of 3 mm. The product is designed to withstand extreme environmental conditions such as high temperature, moisture, and vibration. This header is mainly used to connect electronic components in various systems.

Overview of Features and Benefits

The ESQT-144-03-G-Q-390 rectangular connector header features multiple contacts and a resilient ZIF-style contact interface. This ensures that the connector can reliably maintain the connection to the component even in extreme conditions. Additionally, this product has a robust design with four-point screw insertion for secure installation. The screw head is concealed, thereby protecting against dust and dirt. The connector header has an insulation distance of slightly over 1 mm and a height of 2 mm. This ensures that the contact stays firmly in place and prevents any short circuits.

Application Fields

The ESQT-144-03-G-Q-390 rectangular connector is mainly used for applications that require reliable data transmission and power connections in extreme environmental conditions. This includes fieldbus systems, industrial control systems, safety equipment, and automation systems. Additionally, it is also suitable for use in medical equipment, aerospace designs, and weapon systems.

Working Principle

The working principle of the ESQT-144-03-G-Q-390 rectangular connector is simple yet effective. When the connector is inserted into its compatible mating component, the contact\'s engagement mechanism ensures that a secure connection is established. The contact then maintains its connection even under rapid vibration and high temperature conditions. Additionally, the four-point screw insertion mechanism of the connector ensures that it stays firmly in place and prevents any short circuits.

Conclusion

The ESQT-144-03-G-Q-390 rectangular connector is an essential component for electronics and other systems operating in extreme environmental conditions. It is mainly used in fieldbus systems, industrial control systems, safety equipment, automation systems, medical equipment, aerospace designs, and weapon systems. The connector is designed with reliable features and a resilient contact interface, which ensures that a reliable connection is maintained. Furthermore, its four-point screw insertion and dust-resistant design ensure its secure and reliable installation.

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