ESQT-137-03-H-S-309

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:	0.149" (3.78mm)
Insulation Height:	0.309" (7.85mm)
Series:	ESQT
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:	0.079" (2.00mm)
Number of Positions Loaded:	All
Number of Positions:	37
Style:	Board to Board or Cable
Contact Type:	Forked
Connector Type:	Elevated Socket
Part Status:	Active
Packaging:	Bulk

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Introduction

The ESQT-137-03-H-S-309 is a type of rectangular connectors and is composed of a receptacle and a header. This versatile connector offers a number of advantages due to its small size, including compatibility with a variety of devices as well as its good cable retention due to its small footprint. It is an economical choice as it is reasonably priced and is often used in the industrial, automotive, medical, and consumer electronics industries.

Application Field and Working Principle

The ESQT-137-03-H-S-309 is typically used in applications that require reliable connections with high levels of signal integrity. It is an especially popular choice due to its compatible and secure connection in a variety of fields. The working principle of the ESQT-137-03-H-S-309 is based on providing reliable electrical connection between two circuit boards. It is secured by having both the header and receptacle pressed together, creating a secure seal. This connector operates by using soldered connections to each circuit board, allowing for a reliable electrical connection of power and/or signals. In applications such as medical, automotive, and other industries, its locking mechanism ensures a tight fit with the cable that maintains the integrity of the connection. Additionally, this feature prevents accidental disconnection of the cable, resulting in fewer service interventions and overall cost savings. The header and receptacle parts are made of die-cast alloy, which offers excellent fatigue resistance. The contacts are made of a beryllium copper alloy and provide superior electrical properties. The contact interface is designed to provide minimal contact force, which is critical in order to maintain signal integrity and prevent corrosion. In order to meet the needs of its end users, the ESQT-137-03-H-S-309 connector is available in a range of configurations and can be used in both male and female variants. It is also available in an array of colors and mounting styles and is UL and VDE compliant.

Advantages and Disadvantages

The ESQT-137-03-H-S-309 offers numerous benefits due to its small size and excellent quality. It is a connector of choice due to its superior electrical properties and low contact force. This ensures that the signal integrity is well maintained and any corrosion issues are prevented. Additionally, the connector has a good cable retention mechanism and operates with few problems and requires minimal maintenance. The main drawback of this connector is the cost, as it is slightly more expensive than other connectors. Furthermore, it is not compatible with some devices, and its cable retention mechanism may not be suitable for certain applications.

Conclusion

The ESQT-137-03-H-S-309 is a rectangular connector and header type that is designed to provide reliable electrical connections with high levels of signal integrity. It is an economical option as it is reasonably priced and provides superior electrical properties as well as a good cable retention mechanism.The connector is made of die-cast alloy and beryllium copper alloy, and is available in a wide range of configurations, colors, and mounting styles. This makes it suitable for a variety of applications, including the medical, automotive, industrial and consumer electronics industries. Furthermore, it is both UL and VDE compliant. The main downside to using this connector is its high cost. Additionally, it is not compatible with some devices and its cable retention mechanism may not be suitable for certain applications. Nevertheless, due to its small size and good quality, the ESQT-137-03-H-S-309 remains a popular choice for many applications.

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