UCC3809D-2 PMIC - AC DC Converters, Offline Switchers by Texas Instruments

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.

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.

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.

Thickness of the component, a critical dimension for PCB clearance, enclosure fit, and thermal performance. This measurement is especially important for capacitors, inductors, and connectors. Ensure the thickness meets your design constraints and does not interfere with adjacent components. Check the datasheet for tolerance and recommended mounting height.

Specifies the material of the component's outer casing, such as plastic, metal, or ceramic. This affects durability, thermal performance, and environmental resistance. Verify against datasheet for application-specific requirements like flammability or chemical exposure.

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.

Indicates the locking mechanism used to secure the connector or terminal in place. Choose the appropriate type for your application to ensure reliable mating and vibration resistance. Verify compatibility with the mating part and datasheet specifications.

Indicates the maximum continuous wave input power the component can safely handle without damage or excessive distortion. Exceeding this limit may cause failure. Verify this value against your signal power and consider peak-to-average ratio in modulated systems.

Indicates the highest DC or AC voltage that can be safely applied to the power supply pin without risking damage or malfunction. Verify this limit against the datasheet before designing your circuit to ensure reliable operation under all conditions.

Identifies the conversion architecture, such as ADC, DAC, or DC-DC. This determines the signal path, interface, and performance characteristics. Verify the type matches your system's analog or digital conversion needs before selecting the part.

Specifies the maximum data transfer rate the component can handle, typically in bits per second. Compare this value with your system's required throughput to ensure adequate bandwidth. Verify against the datasheet for exact conditions and supported protocols.

The minimum gate-to-source voltage that makes the device start conducting. Compare this value across parts to ensure your drive circuit can reliably turn the switch on. Always verify against the datasheet for your operating temperature.

Defines the operating temperature range classification for the component, such as commercial, industrial, or automotive. This indicates the environmental conditions the device can withstand. Ensure the grade matches your application's ambient temperature requirements.

Review the complete technical specifications for this electronic component, including electrical ratings, mechanical dimensions, and environmental limits. Verify these parameters against your application requirements and the manufacturer's datasheet to ensure compatibility and reliable operation.

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.

Specifies the number of tap points on a resistor network or transformer. Compare this value to your circuit requirements to ensure the correct number of connections. Always verify against the datasheet for exact pin configuration.

Time required for the device to transition from off state to fully on state. This parameter is critical for timing analysis in power supplies, drivers, and switching circuits. Verify this value against your system's timing budget and switching frequency requirements.

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.

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.

Electrical resistance value in ohms, defining opposition to current flow. Critical for current limiting, voltage division, and signal conditioning. Always check tolerance and power rating in the datasheet for reliable circuit operation.

Defines the control method used by a power management IC, such as voltage mode, current mode, or hysteretic. This affects transient response, stability, and external component selection. Ensure the mode matches your application's performance needs.

Specifies the switching regulator control method, such as PWM, PFM, or burst mode. This affects efficiency, noise, and transient response. Engineers should verify the technique against the datasheet to ensure it matches the application's power requirements and EMI constraints.

Highest supply voltage at which the component can operate normally without damage or performance degradation. Exceeding this limit may cause overheating or failure. Always check this parameter against your power supply design to ensure the component operates within its safe voltage range for reliable long-term performance.

Specifies the triac construction or series, such as standard, snubberless, or logic-level. This affects switching performance, gate sensitivity, and commutation capability. Verify the exact type against the datasheet to ensure compatibility with your circuit's voltage, current, and triggering requirements.

Specifies the typical signal loss introduced by the component under standard conditions. Compare this value across similar parts to match your circuit's allowable attenuation. Always verify against the datasheet for frequency and temperature dependencies.

This is the on-state resistance between the drain and source terminals of a MOSFET. It affects power dissipation and efficiency. Lower values are preferred for high-current switching. Always check the datasheet for the specified test conditions, as RDS(on) varies with gate voltage and temperature.

Total resistance is the end-to-end resistance of a component, such as a potentiometer or resistor network. It defines the maximum resistance available and is critical for circuit design. Verify this value against the datasheet to ensure proper operation.

Indicates the construction or configuration of the transformer, such as flyback, forward, or planar. Affects performance, size, and application suitability. Refer to datasheet for detailed specifications and recommended usage.

Specifies the category of accessory or add-on part for electronic components. Use this to filter compatible mounting hardware, connectors, or protective covers. Verify the accessory type against the component datasheet to ensure proper fit and function in your application.

Specifies the lowest supply voltage at which the component remains fully functional. Compare this value with your system's power rail tolerance and verify it against the datasheet's recommended operating conditions to ensure reliable startup and operation.

Range of maximum data transfer rates supported by the component, expressed in kilobits per second. This indicates the span of possible speeds the device can handle. Compare this range with your system's required throughput to ensure the component can support the necessary communication bandwidth without data loss.

Number of turns in a coil or winding. Affects inductance, transformer ratio, and impedance. Critical for designing transformers, inductors, and magnetic components. Check datasheet for tolerance.

Specifies the resistance change curve of a potentiometer, such as linear or logarithmic. This affects how the output varies with rotation. Verify the taper type against your circuit requirements and the datasheet to ensure proper volume or control response.

Specifies the physical medium through which signals travel, such as fiber optic, twisted pair, or coaxial cable. This attribute is critical for ensuring compatibility with your network infrastructure and for meeting performance requirements. Verify the media type against your system's specifications and the component datasheet to avoid signal integrity issues.

Specifies the filter topology used in the component, such as low-pass, high-pass, band-pass, or notch. This determines the frequency response and attenuation characteristics. Engineers must verify the filter type against the datasheet to ensure it meets the required signal conditioning and interference rejection for the application.

Indicates the mechanical mounting or support method for the connector, such as panel mount, board mount, or free-hanging. This affects installation, vibration resistance, and space requirements. Verify compatibility with your enclosure and PCB layout before ordering.

Capacitance value of the component, typically expressed in farads (pF, nF, µF). This parameter determines energy storage and filtering characteristics. Compare capacitance when selecting capacitors for power supply decoupling, signal coupling, or timing applications. Always check the rated voltage and tolerance in the datasheet.

Industry standard or specification that the component complies with, such as IEEE, IEC, or JEDEC. This ensures interoperability and reliability. Verify that the component meets the required standard for your application to guarantee compatibility with other system components and regulatory compliance.

Indicates the topology of the internal switching regulator, such as buck, boost, or buck-boost. This determines the input-output voltage relationship and efficiency. Verify the configuration against your power supply requirements and the datasheet to ensure correct operation.

Indicates the required power source, such as AC or DC, for the component. Engineers compare this to ensure compatibility with the system's power architecture. Verify the supply type against the datasheet to avoid incorrect power connections.

Typical switching frequency of a power converter or driver. Compare this value to your application's needs to ensure efficient operation. Verify against the datasheet for exact conditions.

Indicates the total count of input/output pins or channels available on the component. Engineers compare this to ensure sufficient connectivity for their application. Verify against the datasheet pinout to confirm exact configuration and compatibility with your design.

Specifies the nominal or range of DC supply voltage for normal operation. Compare this with your system's power rail to ensure compatibility. Always check the absolute maximum ratings in the datasheet to avoid overvoltage damage.

Material used for the magnetic core in inductors, transformers, or ferrite beads. Affects permeability, saturation current, and frequency characteristics. Choose the right core material for your application's operating frequency and power level to optimize efficiency and avoid saturation.

Typical current consumed by the component in standby or idle state, measured in milliamperes. This is important for battery-powered or low-power applications. Compare this value with your power budget to ensure the component does not drain excessive current when inactive, affecting overall system efficiency.

Specifies the active filter topology, such as Butterworth, Chebyshev, or Bessel. This determines the frequency response and phase characteristics. Engineers compare this to match the filter's roll-off and passband ripple to the application's signal conditioning needs.

Describes the internal configuration of the switch, such as SPST, SPDT, or multiplexer topology. This affects signal routing, channel count, and control logic. Verify it matches your circuit's switching requirements and pinout before design-in.

Specifies the internal circuit topology or arrangement of the component, such as single, dual, or bridge configuration. This attribute helps engineers select the right part for their circuit design. Always verify the exact configuration against the datasheet to ensure compatibility with your application.

Ti is a specific parameter value for this component. Engineers compare it to datasheet specifications to ensure the part meets design requirements. Verify Ti against the manufacturer's datasheet for your application.

Specifies the internal circuit architecture of the power converter, such as flyback, forward, or buck. This determines efficiency, isolation, and component stress. Engineers must verify topology against the datasheet to ensure it matches the intended application and operating conditions.

Temperature at which the device switches state, such as a thermal switch or thermostat. This is a critical parameter for thermal protection circuits. Compare with your system's operating range and verify the hysteresis and tolerance from the datasheet.

Specifies the highest proportion of time the output remains active within a switching period. Compare this limit when selecting power controllers or drivers to ensure stable operation and avoid excessive heat. Verify against the datasheet for your operating conditions.

Specifies the optical fiber category used in the component, such as single-mode or multimode. This affects bandwidth, distance, and connector compatibility. Verify the fiber type against your network requirements and the datasheet to ensure proper signal transmission and system performance.

Programming voltage is the specific voltage required to write or erase data in programmable devices like EEPROMs, flash memory, or microcontrollers. It must be applied precisely during programming; incorrect levels can cause write failures or permanent damage, so always follow the datasheet's programming procedure.

Indicates the recommended supply voltage range for the component. This is critical for proper operation and must be matched to your power rail. Always verify the absolute maximum ratings and recommended operating conditions in the datasheet to avoid damage or malfunction.