SI3452-B02-GMR PMIC - Power Over Ethernet (PoE) Controllers by Silicon Labs

Specifies the highest DC supply voltage the component can tolerate without damage or malfunction. Engineers compare this to the system's power rail to ensure safe operation. Always verify against the datasheet's absolute maximum ratings.

Specifies how many independent signal paths or outputs the component provides. Compare this value with your circuit requirements to ensure each channel can be used separately. Verify the channel configuration in the datasheet, as some devices may share pins or have internal connections.

Minimum supply voltage for proper operation. Check the datasheet to ensure your power rail meets this threshold. Critical for low-voltage designs and battery-powered applications. Compare across parts to avoid undervoltage failures.

Indicates the number of switches integrated inside the component. This is critical for power management ICs, multiplexers, or relay drivers where the internal topology determines external wiring. Verify against the datasheet to ensure the device matches your circuit's switching requirements.

Maximum power the device can deliver at the output under specified conditions. Compare this rating with your application's load requirements to ensure sufficient headroom. Verify against the datasheet's test conditions, as output power may vary with input voltage, temperature, and load impedance.

Auxiliary sensing input for monitoring additional parameters such as temperature, current, or voltage. Verify the signal type and range against the datasheet to ensure compatibility with your control or protection circuitry.

Maximum operating frequency specifies the highest clock or switching rate at which the component reliably functions. Designers verify this limit against their application's timing budget to avoid signal integrity issues and ensure stable operation over temperature and voltage variations.

Specifies the nominal negative supply voltage required for proper operation of the component. Compare this value with your power design to ensure compatibility. Always verify against the datasheet for absolute maximum ratings and tolerances.

Specifies the range of DC or AC input voltage the component requires for proper operation. Engineers compare this to the system power rail to ensure compatibility. Always verify against the datasheet's absolute maximum ratings to prevent damage.

Indicates whether the component complies with the EU RoHS directive restricting hazardous substances. Buyers should verify this status for regulatory compliance and market access. Check the datasheet or certificate for exact compliance details.

Indicates the floor life of a component before it must be baked prior to soldering. Higher levels require stricter handling and shorter exposure times. Verify the MSL rating in the datasheet to ensure proper storage and assembly conditions.

Published indicates the date when the product data was released or updated in the catalog. It helps buyers assess the freshness of the information and whether the component is current or possibly obsolete. Check the datasheet for the latest revisions.

Indicates the form of delivery for the component, such as tape and reel, tube, or tray. This affects handling, storage, and assembly processes. Verify the packaging type matches your production requirements and equipment compatibility.

Lifecycle status of the part, such as active or obsolete. Indicates availability and long-term support from the manufacturer. Check this before design-in to avoid last-time buys or supply disruptions. Verify with the datasheet or distributor for current status.

Specifies the ambient temperature range within which the component reliably functions. Compare this with your application's thermal environment to ensure proper operation. Always verify against the datasheet for derating curves and maximum ratings.

Lists the product categories or classifications assigned to this component, such as connectors, capacitors, or modules. This helps in filtering and comparing similar parts. Review the categories to ensure the component fits your application and to find alternative parts in the same class.

Position of the terminals on the package, such as dual-in-line, gull-wing, or J-lead. This affects PCB layout, soldering, and thermal performance. Engineers must ensure the terminal position matches the footprint and assembly capabilities of their manufacturing line.

Terminal pitch is the center-to-center distance between adjacent leads or pads on a component. It determines PCB layout compatibility and soldering feasibility. Verify against the datasheet to ensure your footprint matches the component's actual lead spacing.

Physical package or case type of the component, defining its dimensions, mounting style, and thermal characteristics. Common types include SMD, through-hole, BGA, and QFN. Choose the package that fits your PCB layout and assembly process. Verify the exact package code in the datasheet for footprint compatibility.

Physical height of the component, measured from the mounting surface to the topmost point. This dimension is critical for clearance in compact assemblies and for ensuring proper fit within enclosures. Always verify against the datasheet for tolerance and mounting considerations.

Specifies the count of independent functions or channels integrated into a single component package. This helps engineers determine if the part can handle multiple signal paths or operations simultaneously. Verify against the datasheet to ensure the device meets your circuit's functional requirements.

Mounting type: surface mount or through-hole. Surface mount components are placed directly on the PCB, saving space and enabling automated assembly. Through-hole components offer stronger mechanical bonds. Verify the mounting style matches your PCB design and assembly process.

The amount of current the device draws from its power supply during normal operation. This is essential for power budget calculations, thermal management, and selecting appropriate power sources. Check datasheet for typical and maximum values under specified conditions.

Specifies the nominal operating voltage that must be applied to the component for proper function. Verify this value against your system's power rail and the datasheet's absolute maximum ratings to ensure reliable operation and avoid damage.

Total number of pins or contacts on the component. This determines the footprint and mating connector requirements. Always match the pin count to your PCB layout and connector specification to ensure proper electrical and mechanical connection.

Total number of pins or terminals on the component package. Essential for footprint design, PCB layout, and connector mating. Verify against the datasheet to ensure compatibility with your board and assembly process.

Indicates the total number of electrical connection points on the component, such as pins or pads. This is critical for PCB footprint design and assembly. Verify it matches the package specification to ensure proper soldering and connectivity.

Maximum power the component can safely dissipate as heat without damage. Exceeding this may cause failure. Check datasheet for thermal resistance and derating curves under your operating conditions.

Identifies the company that designed and produced the component. Buyers often filter by manufacturer to ensure brand reliability, quality standards, and supply chain consistency. Verify the manufacturer against the datasheet and official packaging to avoid counterfeit parts.

Specifies the physical length of the component body, typically in millimeters. This dimension is critical for PCB layout and mechanical fit. Verify against the datasheet to ensure proper clearance and alignment in your design.

A more specific classification within the main product category, such as 'Ceramic Capacitor' under 'Capacitors'. This helps narrow down search results and compare similar components. Use it to filter products with similar characteristics and intended applications.

Indicates the specific product subcategories or classifications within the broader component family. Helps narrow down search results and identify the exact type of component needed for your design. Review the subcategory to ensure compatibility with your application.

Indicates compliance with industry standards such as IPC, JEDEC, or UL. Verify the specific standard and revision against the datasheet to ensure the component meets your application's regulatory and quality requirements.

Specifies the most negative supply voltage the device can tolerate. Critical for dual-supply op amps, converters, and analog circuits. Verify against the datasheet to ensure your negative rail stays within safe operating limits.

Identifies the core product family without package, grade, or option suffixes. Use this to compare equivalent components across manufacturers and to locate the primary datasheet. Verify the full ordering code against the manufacturer's specification before design-in.

The unique part number assigned by the original component manufacturer. Use this to cross-reference datasheets, verify specifications, and ensure the exact component matches your design requirements. Always confirm the number against the manufacturer's official documentation.

Select the component category that best matches your application, such as resistor, capacitor, diode, or connector. This classification helps narrow down the correct part family and ensures compatibility with your circuit design. Verify the type against the datasheet to avoid mismatches.