Hirose Electric Co Ltd DF4-4P-2R26

Contact Material refers to the material used to make the electrical contacts in a component. It determines the electrical conductivity, durability, and resistance to corrosion and wear of the contacts. Common contact materials include copper, silver, gold, and alloys of these metals. The choice of contact material depends on the specific application and the required performance characteristics.

Series, in the context of electronic components, refers to the arrangement of components in a circuit. When components are connected in series, they form a single path for current to flow through. The total resistance of a series circuit is the sum of the individual resistances of each component. Series connections are often used to control the flow of current in a circuit, as the total resistance can be adjusted by changing the number or type of components in the series.

Connector Type refers to the physical interface used to connect an electronic component to other devices or systems. It specifies the shape, size, pin configuration, and mating mechanism of the connector. Common connector types include USB, HDMI, Ethernet, and power connectors. The choice of connector type depends on factors such as signal type, data rate, power requirements, and environmental conditions.

Number of Positions, in the context of electronic components, refers to the number of distinct terminals or connection points available on the component. It indicates the number of individual electrical connections that can be made to the component. A higher number of positions typically allows for more complex functionality and versatility in circuit design.

Pitch, in the context of electronic components, refers to the distance between the centers of adjacent pins or terminals on a component. It is typically measured in millimeters (mm) or inches (in). The pitch determines the spacing between components on a printed circuit board (PCB) and affects the overall size and layout of the board. A smaller pitch allows for more components to be placed on a given area, but it also increases the risk of shorts and other manufacturing defects.

Current Rating is the maximum amount of current that an electronic component can safely handle without overheating or failing. It is typically expressed in amperes (A) or milliamperes (mA). Exceeding the current rating can damage the component and potentially create a safety hazard. The current rating is determined by the physical characteristics of the component, such as its size, material, and construction.

Contact resistance is the electrical resistance between two electrical contacts. It is caused by the imperfect contact between the two surfaces, which results in a small amount of resistance to the flow of current. Contact resistance can be a significant factor in the performance of electrical circuits, especially in high-power applications. It can cause power loss, heating, and even damage to components.

Wire gauge is a measure of the thickness of a wire. It is typically expressed in American Wire Gauge (AWG), which is a logarithmic scale where a higher number indicates a thinner wire. The larger the wire gauge, the smaller the diameter of the wire. Wire gauge is important because it affects the current-carrying capacity and resistance of a wire. A thicker wire can carry more current and has less resistance than a thinner wire.

Length, in the context of electronic components, refers to the physical dimension of a component along its longest axis. It is typically measured in millimeters (mm) or inches (in). Length is a crucial parameter for determining the physical size and space requirements of a component on a printed circuit board (PCB) or other assembly. It also affects the component's electrical characteristics, such as inductance and capacitance, which can be influenced by the length of conductors or traces within the component.