AVX Corporation SR121A221JAR

Mounting Type refers to the method by which an electronic component is attached to a printed circuit board (PCB) or other surface. Common mounting types include: * Through-hole: Component leads are inserted into holes in the PCB and soldered on the other side. * Surface-mount: Component is placed on the surface of the PCB and soldered in place. * Press-fit: Component is pressed into place on the PCB without soldering. * Socket: Component is inserted into a socket on the PCB, allowing for easy replacement. The mounting type is determined by factors such as the component's size, shape, and power requirements.

Package / Case refers to the physical housing or enclosure that encapsulates an electronic component. It provides protection, facilitates handling, and enables electrical connections. The package type determines the component's size, shape, pin configuration, and mounting options. Common package types include DIP (dual in-line package), SOIC (small outline integrated circuit), and BGA (ball grid array). The package also influences the component's thermal and electrical performance.

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.

Tolerance in electronic components refers to the allowable deviation from the specified value. It indicates the range within which the actual value of the component can vary while still meeting the manufacturer's specifications. Tolerance is typically expressed as a percentage of the nominal value, such as ±5% or ±10%. A lower tolerance indicates a tighter range of acceptable values, resulting in more precise and consistent performance.

Moisture Sensitivity Level (MSL) is a measure of the susceptibility of a surface mount electronic component to moisture-induced damage during soldering. It is classified into six levels, from 1 (least sensitive) to 6 (most sensitive). MSL is determined by the materials used in the component's construction, including the solderability of its terminals and the presence of moisture-absorbing materials. Components with higher MSL ratings require more stringent handling and storage conditions to prevent moisture absorption and subsequent damage during soldering.

Capacitance is the ability of a component to store electrical charge. It is measured in farads (F). A capacitor is a passive electronic component that consists of two conductors separated by an insulator. When a voltage is applied across the capacitor, charge builds up on the conductors. The amount of charge that can be stored depends on the capacitance of the capacitor. Capacitors are used in a variety of electronic circuits, including filters, timing circuits, and energy storage devices.

Dielectric is a non-conducting material that can store electrical energy when subjected to an electric field. It is used in capacitors to increase their capacitance and energy storage capacity. The dielectric constant of a material is a measure of its ability to store electrical energy, with higher values indicating greater storage capacity. Common dielectric materials include ceramics, plastics, and electrolytes.

Lead spacing refers to the distance between the centers of two adjacent leads on an electronic component. It is typically measured in millimeters (mm) or inches (in). Lead spacing is an important parameter to consider when designing printed circuit boards (PCBs), as it determines the size and layout of the board. Proper lead spacing ensures that the component can be properly mounted and soldered onto the PCB, and that there is sufficient clearance between the leads to prevent short circuits.

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.