B4B-XH-A JST XH Data Terminal Male 4 Pin Connector Header 2.5mm

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B4B-XH-A JST XH Data Terminal Male 4 Pin Connector Header 2.5mm The B4B-XH-A JST XH Data Terminal Male 4 Pin Connector Header 2.5mm is a robust and versatile connector header from JST’s XH series, widely used for wire-to-board connectivity. Featuring a 2.5mm pitch, this 4-pin, top-entry, through-hole header is ideal for space-constrained PCB layouts. Its shrouded design ensures secure mating with corresponding XH series housings, while its tin-plated copper alloy posts provide excellent conductivity and durability. With a current rating of 3A AC/DC (using AWG #22) and a voltage rating of 250V AC/DC, the B4B-XH-A is well-suited for a variety of applications, including consumer electronics, industrial equipment, automotive systems, and medical devices. Features Top-Entry Design: Optimized for vertical PCB mounting. 2.5mm Pitch: Enables high-density circuit board layouts. Through-Hole Mounting: Ensures a strong mechanical bond to the PCB. Tin-Plated Copper Alloy Posts: Delivers excellent electrical conductivity and resistance to corrosion. Natural (White) Housing: Made from durable PA 66 material for long-term reliability. Specifications Parameter Value Number of Positions 4 Pitch 2.5mm Current Rating 3A AC/DC (AWG #22) Voltage Rating 250V AC/DC Operating Temperature -25°C to +85°C Contact Resistance Initial: 10mΩ max. After tests: 20mΩ max. Insulation Resistance 1,000MΩ min. Withstanding Voltage 1,000VAC for 1 minute Applicable Wire Range AWG #30 to #22 Insulation O.D. 1.1mm to 1.9mm PC Board Thickness 0.8mm to 1.6mm Material Posts: Copper alloy, tin-plated Housing: PA 66, natural (white) Dimensions Applications Consumer Electronics: Powers devices such as TVs, audio equipment, and household appliances. Industrial Equipment: Used in control systems and machinery for reliable connectivity. Automotive Electronics: Suitable for in-vehicle wiring and sensor applications. Medical Devices: Ideal for compact diagnostic and monitoring equipment. General Wire-to-Board Needs: Perfect for any scenario requiring dependable, space-efficient connections. Datasheet JST XH Header . B4B-XH-A CAD Files .