LT1121CST-5#TRPBF PMIC - Voltage Regulators - Linear by Analog Devices Inc

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.

Shows whether the component complies with the EU REACH regulation. Essential for legal market access in Europe. Check the manufacturer's latest statement to confirm that no substances of very high concern are present above the threshold.

Export Control Classification Number assigned by the U.S. government. Determines whether the component requires an export license. Essential for international trade compliance. Verify the ECCN with the manufacturer or supplier before shipping to avoid legal issues.

Indicates whether the component is manufactured without lead, complying with RoHS and similar regulations. Check this attribute to ensure environmental compliance for your market. Verify against the datasheet for exact material declarations.

Specifies how the component is attached to the PCB, such as through-hole or surface mount. This affects assembly processes, thermal performance, and mechanical strength. Buyers should verify compatibility with their manufacturing capabilities and design requirements.

Indicates the typical duration from order confirmation to shipment from the manufacturer's facility. This helps you plan production schedules and inventory. Verify current lead times with your distributor or supplier, as they may vary based on order quantity, product availability, and market conditions.

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.

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.

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.

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.

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.

Maximum temperature during reflow soldering that the component can withstand. This is critical for solder joint reliability and preventing damage. Verify that the peak reflow temperature is compatible with your soldering profile and the component's moisture sensitivity level.

Describes the physical configuration of the component's leads or pads, such as through-hole, surface mount, or gull-wing. This affects PCB layout, soldering process, and mechanical fit. Confirm compatibility with your assembly method and footprint.

Current stage in the product's lifecycle, such as Active, Obsolete, or End of Life. This indicates availability and long-term supply risk. Check this before designing in a part to ensure it will be available for your product's production lifetime.

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.

Specifies the packaging format for delivery, such as tube, reel, tray, or tape and reel. This affects handling, storage, and assembly processes. Verify the packing method against your production requirements and the datasheet to ensure compatibility with your pick-and-place equipment.

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.

Specifies the electrical form of the output signal, such as digital, analog, or open collector. This determines how the component interfaces with your circuit. Verify the output type against your system requirements and the datasheet to ensure proper signal compatibility and avoid logic level mismatches.

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.

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 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.

Maximum time the component can be exposed to the peak reflow temperature during soldering. Exceeding this duration may cause damage or degrade reliability. Ensure your soldering profile stays within this limit and check the datasheet for exact conditions.

Indicates if the component is designed to withstand ionizing radiation in space, nuclear, or high-energy physics applications. Compare radiation-tolerant vs. radiation-hardened parts for mission-critical designs. Verify the total ionizing dose (TID) and single-event effect (SEE) ratings in the datasheet.

Manufacturing technology or process used for the component, such as thin film, thick film, or semiconductor process. Affects performance, stability, and cost. Confirm the technology matches your application requirements and environmental conditions.

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.

Specifies how many independent output channels the component provides. Compare this when selecting power supplies, drivers, or modules to ensure the device can drive all required loads. Always verify against the datasheet for exact output configuration.

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.

Specifies the regulated voltage level available at the output pin under specified load and input conditions. Compare this value with your circuit requirements and verify against the datasheet's tolerance and temperature derating.

Maximum current the device draws from its power supply under worst-case operating conditions. This parameter is critical for power budget calculations and thermal management. Always compare it with your system's supply capability and check the datasheet for conditions and tolerances.

Specifies the maximum allowable deviation from the nominal voltage rating for a component. This parameter is critical for ensuring stable operation in power supply and regulation circuits. Always verify this value against the datasheet to prevent overvoltage conditions that could damage the component or reduce system reliability.

Quiescent current is the supply current consumed by the device when it is enabled but not driving a load. It affects battery life in portable applications. Compare Iq values for low-power designs and verify against the datasheet's test conditions.

Specifies the maximum continuous current the component can deliver at its output under rated conditions. Compare this value with your load requirements and derating curves. Verify against the datasheet for thermal limits and safe operating area.

Minimum voltage required at the input for the component to operate correctly. Below this level, the device may not function or may produce incorrect outputs. Verify that your power supply provides at least this voltage under all load conditions.

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.

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.

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.

Specifies the plating material on component terminals, affecting solderability, corrosion resistance, and long-term reliability. Compare finishes like tin, gold, or silver for your assembly process and environmental requirements. Verify against datasheet for compliance.

Specifies the topology of the output stage, such as push-pull, open collector, or half-bridge. This determines how the device drives loads and interfaces with external circuitry. Verify against the datasheet to ensure compatibility with your application's requirements.

Specifies additional control functions like enable, soft-start, or power-good. These features affect system design and sequencing. Verify which controls are available in the datasheet to ensure compatibility with your application requirements.

Specifies how many independent voltage regulator circuits are integrated in the component. Compare this when selecting multi-output power management ICs. Verify against the datasheet to ensure the regulator count matches your design requirements.

Specifies the first regulated output voltage of a multi-output power supply or DC-DC converter. Engineers compare this value to the load requirements and verify it against the datasheet's tolerance and ripple specifications to ensure proper system operation.

Indicates how well a component attenuates power supply noise from input to output. Compare values for stable operation in sensitive analog circuits. Verify against datasheet conditions, as PSRR varies with frequency and load.

Specifies the highest input voltage the component can safely handle without damage or malfunction. Compare this value with your power supply output and any transient spikes. Always verify against the datasheet's absolute maximum ratings to ensure reliable operation.

Maximum dropout voltage is the minimum input-to-output voltage difference required for a regulator to maintain regulation. Lower dropout improves efficiency in battery-powered designs. Verify this parameter against the datasheet for your load current and temperature range.

Built-in safeguards that prevent damage from overcurrent, overvoltage, short circuit, or thermal overload. Compare these features to ensure the component meets your application's safety and reliability requirements. Always verify the specific protection mechanisms in the datasheet.

Dropout voltage is the minimum input-to-output differential required for a regulator to maintain regulation. Compare this value when selecting LDOs for battery-powered or low-headroom designs. Verify it against the datasheet to ensure your input supply stays above the dropout threshold under load.

Nominal dropout voltage for the first output. This is the minimum input-to-output differential required to maintain regulation. Compare with your operating conditions and verify against the datasheet for load and temperature variations.

This code indicates the terminal finish material per JESD-609 standard. It helps identify the plating type for soldering compatibility and environmental compliance. Check the datasheet for the exact code and its meaning.

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.

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.

Harmonized Tariff Schedule of the United States code for customs classification. Essential for import/export documentation and duty calculation. Verify the correct code with a trade specialist to avoid customs delays.

JEDEC standard code that defines the package outline and dimensions. Use it to verify physical compatibility and footprint before PCB design. Compare with the datasheet to ensure the component meets your assembly and manufacturing requirements.

Export Control Classification Number assigned by the U.S. Commerce Department. It determines export licensing requirements for electronic components. Verify the ECCN against the manufacturer's datasheet or export compliance documentation before shipping internationally.