MOSFETs: energy use and power loss calculator?
…moving charge carriers, or in other words, requires flowing a current. The reverse recovery loss can often be the largest single loss on a MOSFET. Transistors: IGBTs vs MOSFETs? IGBTs…
DC-DC power converters: efficiency calculations?
…the MPPT in solar, to wind turbines, to charging and discharging batteries, such as in electric vehicles. DC-DC converters invariably contain one or more MOSFETs, diodes, inductors and capacitors. Think…
Maxwell’s demon: computation is energy?
…X is the number of possible microstates of a system. Hence if you think about the smallest possible transistor in the memory of a computer, which is capable of encoding…
Energy intensity of AI: chomping at the bit?
…a precise frequency. A faster clock accelerates computing, but also amplifies switching losses in transistors, per page 5. Combinations of transistors can enact logical and arithmetic functions, from simple AND,…
Wind turbine generators: DFIGs or Rare Earth magnets?
…issues (data here). About two-thirds of the PMSGs in our data-file use direct drive to impart rotation into their power-dense magnets (no gears). Almost all of the IGBT turbines use…
Power-MOSFETs: leading companies?
…companies making power MOSFETs, especially new and higher-efficiency devices using Silicon Carbide as the semiconductor. $499.00 – Purchase Checkout Added to cart This data-file screens companies making power-MOSFETs, especially silicon carbide MOSFETs…
EV fast charging: opening the electric floodgates?
This 14-page note explains the crucial power-electronics in an electric vehicle fast-charging station, running at 150-350kW, to charge up an entire EV in 10-30 minutes. Most important are power-MOSFETs, comprising…
Offshore wind: will costs follow Moore’s Law?
…developers, we think the industry’s largest focus is not on costs (pages 4-5) (2) Making turbines ever-larger is “the opposite” of making transistors ever-smaller. We review the physics and a…
Silicon carbide: faster switching?
…surprise to the upside, quintupling by 2027. This 12-page note reviews the technology, advantages, challenges, and who benefits? $499.00 – Purchase Checkout Added to cart Transistors, such as IGBTs and MOSFETs, are…
Semiconductors: conductivity calculations?
…data-file. Doping makes semiconductors an order of magnitude more conductive, and enables their assembly into devices such as light emitting diodes, transistors and solar cells. Moderately doped silicon might contain…