BMV080 is a low-power, low-cost PM1, PM2.5, and PM10 sensor module with I2C and SPI interfaces that sells for just $29.90.
While searching for new products on AliExpress, I came across the SayoDevice OSU O3C, which looks very similar to other macro ...
Abstract: This paper presents a current sensor for commutation current measurement of high current power semiconductor modules with a bandwidth from DC up to 240 MHz. It is integrated in the ...