How the NVMe solid state disk protocol evolved A consortium of vendors, including Intel, Samsung, SanDisk, Dell, and Seagate, developed Non-Volatile Memory Express (NVMe) as a communication interface/protocol specifically for solid-state drives (SSDs). The specification defines a register interface, command set, and features for PCI Express (PCIe)-based SSDs to facilitate high performance and interoperability across […]
FAQ
The effect of DC bias on MLCC class 2 capacitors
Not all capacitors are created equal. Some are polarized, some are ultra-stable, and others have low dielectric absorption or high volumetric efficiency—all depending on the materials and other physical characteristics in the technologies used in manufacturing. Multiayer ceramic capacitors (MLCC) are divided into types or classes, based on the materials used for the dielectric. These […]
Power system design considerations for wireless IoT nodes and wearables – Virtual Roundtable (part 2)
The second part of EEWorld’s two-part “virtual roundtable” discussion on power system design considerations for wireless IoT nodes and wearables focuses on the use of switching regulators and the associated technical challenges. Our panelists are: Florian Feckl (FF), Systems Engineer and Product Definer for Low Power Buck Converter, Texas Instruments, and Kyle Van Renterghem, (KVR) […]
Power system design considerations for wireless IoT nodes and wearables – Virtual Roundtable (part 1)
The first part of EEWorld’s two-part “virtual roundtable” discussion on power system design considerations for wireless IoT nodes and wearables focuses on the use of low dropout regulators (LDOs). Our panelists are Kyle Van Renterghem, (KVR) Marketing & Applications Manager, Low Input Voltage LDOs, Texas Instruments, and Julian Hagedorn (JH), Systems Engineer, Texas Instruments. JS: […]
What is an SoC?
A System on Chip or an SoC is an integrated circuit that incorporates a majority of components present on a computer. As the name suggests, it is an entire system fabricated on a silicon chip. The beauty of an SoC is that it integrates all the components on a single substrate. In semiconductors, a substrate […]
Non-solid-state inverters? There still are such things.
A device that converts dc to ac is known as an inverter. Nowadays, most engineers think of solid-state inverters in the context of applications such as electric vehicles and solar panels. Yet even today, not all inverters are solid state. One early form of power inverter was based on mechanical switching and was appropriately called […]
Designer’s guide to smart home tech, Part 2
This continues the discussion on smart home technology basics. You can find part 1 here. What is Z-Wave? Behind the Z-Wave standard is the Z-Wave Alliance. It is a wireless protocol that will connect and control smart home and IoT devices today. Today, there are over 3400 certified Z-Wave smart home devices on the market. […]
Liquid cooling for high-performance thermal management
Liquid cooling comes in two forms, cold-plate based systems, and immersion cooling systems. Cold plate liquid cooling is found in various high-performance applications, including energy storage, transportation, electric vehicles, photonics, LEDs, military and industrial power supply cooling, even in some over-clocked desktop computers. The use of immersion cooling is more limited, and it can be […]
Forced air cooling keeps cool with fans and blowers
Natural convection cooling is often inadequate to meet the thermal management needs of electronic systems. In those cases, fans and blowers can move more air and keep the system within a safe operating temperature range. As well as being available in both ac and dc configurations, fans are generally categorized by the way the air […]
Convection cooling components
Convection cooling is used in various devices, from mobile phone handsets to various consumer, communications, and industrial systems where the thermal loading is not too demanding. Devices such as heatsinks, heat spreaders, and heat pipes are used to implement convection cooling. Convection cooling systems are often classified as either passive or active. Active cooling systems […]