Pre-Switch, a producer of AI-based soft-switching power systems, has allowed the reprogramming of its Pre-Flex motor/inverter controller SoC for EVs, and has incorporated a digital oscilloscope, allowing designers to remotely diagnose and make modifications. Pre-Flex ICs have AI algorithms for soft switching across all operating voltages, load situations and temperatures and adjust cycle-by-cycle. Pre-Switch technology… Read more »
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Pre-Switch claims 98.5% efficiency for reference inverter
Power architecture developer Pre-Switch has announced test results of its CleanWave2 reference inverter at 100 kHz switching speed that show 98.5% efficiency at 5% load and peak efficiency of 99.57%. According to the company, its architecture, efficient at both low load and full load, eliminates switching losses and enables 10 times higher switching frequencies, resulting… Read more »
Pre-Switch expands into new facility with 200 kW dynamometer and 250 kW DC power supply
Switching specialist Pre-Switch has expanded into a new San Jose, California facility. The new space is outfitted with a 200 kW dynamometer, a 250 kW DC power supply and test stations that have been custom-built to measure inverter efficiencies above 99%. Pre-Switch’s controller analyzes multiple inputs on a cycle-by-cycle basis, making adjustments in real time… Read more »
Pre-Switch publishes 99.3% efficiency for an inverter with its low switching loss tech
Silicon Valley startup Pre-Switch has published performance data claiming that its 200 kW CleanWave200 evaluation inverter exceeds 99.3% efficiency at 100 kHz using three discrete SiC MOSFETs per switch location. The inverter is designed for EVs and renewable energy systems. CEO Bruce Renouard said, “We are shipping the CleanWave200 evaluation systems to initial customers around… Read more »
Pre-Switch promises to add 5-12% more EV range by eliminating switching losses
How would you like it if your EV could go ten percent farther with the same size battery? You’d love it, of course, and so would every EV manufacturer out there. Range is one of the most important parameters in the EV industry, as many potential EV drivers are apprehensive about lower range ratings. Manufacturers… Read more »
Increase EV range 5 to 12% by reducing losses using AI transistor control to increase switching speeds
Pre-Switch is pioneering AI to control power transistors in order to increase inverter switching speeds to new highs. This will reduce motor losses enabling greater EV range. So far, the company has demonstrated an Inverter efficiency of over 99.3% peak efficiency at 100kHz using low only 3 cost SiC 35mΩ MOSFETs. Join this session at… Read more »
Increase EV range 5 to 12% by reducing losses using AI transistor control to increase switching speeds
Pre-Switch is pioneering AI to control power transistors in order to increase inverter switching speeds to new highs. This will reduce motor losses enabling greater EV range. So far, the company has demonstrated an Inverter efficiency of over 99.3% peak efficiency at 100kHz using low only 3 cost SiC 35mΩ MOSFETs. Watch this session to… Read more »
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