Texas Instruments UCC21520DW

Lifecycle Status refers to the current stage of an electronic component in its product life cycle, indicating whether it is active, obsolete, or transitioning between these states. An active status means the component is in production and available for purchase. An obsolete status indicates that the component is no longer being manufactured or supported, and manufacturers typically provide a limited time frame for support. Understanding the lifecycle status is crucial for design engineers to ensure continuity and reliability in their projects.

The "Mounting Type" in electronic components refers to the method used to attach or connect a component to a circuit board or other substrate, such as through-hole, surface-mount, or panel mount.

refers to the protective housing that encases an electronic component, providing mechanical support, electrical connections, and thermal management.

having leads that are designed to be soldered on the side of a circuit board that the body of the component is mounted on.

The operating temperature is the range of ambient temperature within which a power supply, or any other electrical equipment, operate in. This ranges from a minimum operating temperature, to a peak or maximum operating temperature, outside which, the power supply may fail.

Semiconductor package is a carrier / shell used to contain and cover one or more semiconductor components or integrated circuits. The material of the shell can be metal, plastic, glass or ceramic.

The "JESD-609 Code" in electronic components refers to a standardized marking code that indicates the lead-free solder composition and finish of electronic components for compliance with environmental regulations.

The "Pbfree Code" parameter in electronic components refers to the code or marking used to indicate that the component is lead-free. Lead (Pb) is a toxic substance that has been widely used in electronic components for many years, but due to environmental concerns, there has been a shift towards lead-free alternatives. The Pbfree Code helps manufacturers and users easily identify components that do not contain lead, ensuring compliance with regulations and promoting environmentally friendly practices. It is important to pay attention to the Pbfree Code when selecting electronic components to ensure they meet the necessary requirements for lead-free applications.

Parts can have many statuses as they progress through the configuration, analysis, review, and approval stages.

Moisture Sensitivity Level (MSL) is a standardized rating that indicates the susceptibility of electronic components, particularly semiconductors, to moisture-induced damage during storage and the soldering process, defining the allowable exposure time to ambient conditions before they require special handling or baking to prevent failures

An ECCN (Export Control Classification Number) is an alphanumeric code used by the U.S. Bureau of Industry and Security to identify and categorize electronic components and other dual-use items that may require an export license based on their technical characteristics and potential for military use.

Terminal Finish refers to the surface treatment applied to the terminals or leads of electronic components to enhance their performance and longevity. It can improve solderability, corrosion resistance, and overall reliability of the connection in electronic assemblies. Common finishes include nickel, gold, and tin, each possessing distinct properties suitable for various applications. The choice of terminal finish can significantly impact the durability and effectiveness of electronic devices.

In electronic components, the term "Terminal Position" refers to the physical location of the connection points on the component where external electrical connections can be made. These connection points, known as terminals, are typically used to attach wires, leads, or other components to the main body of the electronic component. The terminal position is important for ensuring proper connectivity and functionality of the component within a circuit. It is often specified in technical datasheets or component specifications to help designers and engineers understand how to properly integrate the component into their circuit designs.

Occurring at or forming the end of a series, succession, or the like; closing; concluding.

Supply voltage refers to the electrical potential difference provided to an electronic component or circuit. It is crucial for the proper operation of devices, as it powers their functions and determines performance characteristics. The supply voltage must be within specified limits to ensure reliability and prevent damage to components. Different electronic devices have specific supply voltage requirements, which can vary widely depending on their design and intended application.

The "Base Part Number" (BPN) in electronic components serves a similar purpose to the "Base Product Number." It refers to the primary identifier for a component that captures the essential characteristics shared by a group of similar components. The BPN provides a fundamental way to reference a family or series of components without specifying all the variations and specific details.

The parameter "Approval Agency" in electronic components refers to the organization responsible for testing and certifying that a component meets specific safety, quality, and performance standards. These agencies evaluate products to ensure compliance with industry regulations and standards, providing assurance to manufacturers and consumers. Approval from recognized agencies can enhance a component's marketability and acceptance in various applications, particularly in sectors like automotive, aerospace, and healthcare. Common approval agencies include Underwriters Laboratories (UL), International Electrotechnical Commission (IEC), and the American National Standards Institute (ANSI).

Voltage - Isolation is a parameter in electronic components that refers to the maximum voltage that can be safely applied between two isolated points without causing electrical breakdown or leakage. It is a crucial specification for components such as transformers, optocouplers, and capacitors that require isolation to prevent electrical interference or safety hazards. The voltage isolation rating ensures that the component can withstand the specified voltage without compromising its performance or safety. It is typically measured in volts and is an important consideration when designing circuits that require isolation between different parts of the system.

The maximum current that can be supplied to the load.

The "Working Voltage" parameter in electronic components refers to the maximum voltage that the component can safely handle while operating within its specified parameters. It is a crucial specification to consider when designing or selecting components for a circuit to prevent damage or failure. Exceeding the working voltage can lead to breakdown or insulation failure, potentially causing the component to malfunction or even become permanently damaged. It is important to always operate electronic components within their specified working voltage range to ensure reliable and safe operation of the circuit.

In general, the absolute maximum common-mode voltage is VEE-0.3V and VCC+0.3V, but for products without a protection element at the VCC side, voltages up to the absolute maximum rated supply voltage (i.e. VEE+36V) can be supplied, regardless of supply voltage.

The minimum supply voltage (V min ) is explored for sequential logic circuits by statistically simulating the impact of within-die process variations and gate-dielectric soft breakdown on data retention and hold time.

The parameter "Rise / Fall Time (Typ)" in electronic components refers to the time it takes for a signal to transition from a specified low level to a specified high level (rise time) or from a high level to a low level (fall time). It is typically measured in nanoseconds or picoseconds and is an important characteristic in determining the speed and performance of a component, such as a transistor or integrated circuit. A shorter rise/fall time indicates faster signal switching and can impact the overall speed and efficiency of a circuit. Designers often consider this parameter when selecting components for high-speed applications to ensure proper signal integrity and timing.

The parameter "Interface IC Type" in electronic components refers to the type of integrated circuit (IC) that is used to facilitate communication between different electronic devices or subsystems. This IC is responsible for managing the exchange of data and control signals between the devices, ensuring proper communication and coordination. The specific type of interface IC used can vary depending on the requirements of the system, such as serial communication (e.g., UART, SPI, I2C), parallel communication, or specialized interfaces like USB or Ethernet. Choosing the appropriate interface IC type is crucial for ensuring compatibility, reliability, and efficiency in electronic systems.

Propagation delay tpLH and tpHL refer to the time it takes for a digital signal to travel through a logic gate or other electronic component. tpLH is the maximum time delay for the output to transition from a low state to a high state, while tpHL is the maximum time delay for the output to transition from a high state to a low state. These parameters are critical for determining the speed and timing performance of digital circuits, as they impact how quickly signals can propagate through the system and affect overall operation.

Common Mode Transient Immunity (Min) is a parameter that measures the ability of an electronic component to withstand and reject common mode noise or interference signals. Common mode noise refers to unwanted signals that are present on both input and output lines of a component. The minimum value of Common Mode Transient Immunity indicates the minimum level of noise or interference that the component can tolerate without affecting its performance. A higher Common Mode Transient Immunity value signifies better protection against common mode noise, ensuring reliable operation of the component in noisy environments. It is an important specification to consider when designing circuits that are exposed to external disturbances or electromagnetic interference.

Supply Voltage1-Nom is a parameter in electronic components that refers to the nominal or rated voltage level at which the component is designed to operate optimally. This parameter specifies the voltage level that the component requires to function correctly and efficiently. It is important to ensure that the actual supply voltage provided to the component closely matches the specified nominal voltage to prevent damage or malfunction. Deviating significantly from the nominal voltage may result in unreliable performance or even permanent damage to the component. It is crucial to adhere to the specified supply voltage range to ensure the proper functioning and longevity of the electronic component.

Built-in protections in electronic components refer to the safety features and mechanisms that are integrated into the component to prevent damage or malfunction in various situations. These protections are designed to safeguard the component from overvoltage, overcurrent, overheating, short circuits, and other potential hazards that could occur during operation. By having built-in protections, electronic components can operate more reliably and safely, extending their lifespan and reducing the risk of failure. These protections are essential for ensuring the overall performance and longevity of electronic devices and systems.

Output Current Flow Direction refers to the orientation of current flowing out of a component or circuit. It indicates whether the current is being sourced from the component or sent to another component in the circuit. This parameter is crucial for understanding how electronic components interact within a circuit and ensures correct connectivity and functionality in circuit design. The direction can affect the operation and performance of the overall system.

Pulse Width Distortion (Max) is a parameter that measures the maximum deviation in the width of a pulse signal from its ideal or expected width. In electronic components such as integrated circuits or signal generators, pulse width distortion can occur due to various factors like signal propagation delays, component tolerances, or noise interference. This parameter is important because it indicates the level of accuracy and consistency in generating or processing pulse signals. A lower value of Pulse Width Distortion (Max) signifies better performance and reliability of the electronic component in maintaining the desired pulse width.

Voltage - Output Supply is a parameter in electronic components that refers to the voltage level required to power the device and provide the necessary output. It specifies the voltage range within which the component can operate effectively and safely. This parameter is crucial for ensuring proper functionality and performance of the electronic component. It is important to match the output supply voltage with the specified requirements to prevent damage to the component and ensure reliable operation.

Thickness in electronic components refers to the measurement of how thick a particular material or layer is within the component structure. It can pertain to various aspects, such as the thickness of a substrate, a dielectric layer, or conductive traces. This parameter is crucial as it impacts the electrical, mechanical, and thermal properties of the component, influencing its performance and reliability in electronic circuits.

The parameter "REACH SVHC" in electronic components refers to the compliance with the Registration, Evaluation, Authorization, and Restriction of Chemicals (REACH) regulation regarding Substances of Very High Concern (SVHC). SVHCs are substances that may have serious effects on human health or the environment, and their use is regulated under REACH to ensure their safe handling and minimize their impact.Manufacturers of electronic components need to declare if their products contain any SVHCs above a certain threshold concentration and provide information on the safe use of these substances. This information allows customers to make informed decisions about the potential risks associated with using the components and take appropriate measures to mitigate any hazards.Ensuring compliance with REACH SVHC requirements is essential for electronics manufacturers to meet regulatory standards, protect human health and the environment, and maintain transparency in their supply chain. It also demonstrates a commitment to sustainability and responsible manufacturing practices in the electronics industry.

RoHS means “Restriction of Certain Hazardous Substances” in the “Hazardous Substances Directive” in electrical and electronic equipment.

Lead Free is a term used to describe electronic components that do not contain lead as part of their composition. Lead is a toxic material that can have harmful effects on human health and the environment, so the electronics industry has been moving towards lead-free components to reduce these risks. Lead-free components are typically made using alternative materials such as silver, copper, and tin. Manufacturers must comply with regulations such as the Restriction of Hazardous Substances (RoHS) directive to ensure that their products are lead-free and environmentally friendly.