The AS1524 and AS1525 from austriamicrosystems are 12-bit ultra low-power single channel full differential A/D converters, the former having a single full-differential channel and the latter having two single-ended channels. With power consumption of 350 mA (at 3 V) at a sampling rate of 150 ksps and excellent dynamic performance in a small 3 x 3 mm, 8 pin TDFN package, these devices offer an optimal solution for small battery powered devices and portable data acquisition systems such as remote sensors or pen digitisers with difficult space requirements. An automatic shutdown feature places the devices between conversions into sleep mode, reducing the power consumption significantly at lower sampling rates. Consumption drops to 245 mA at 100 ksps, 2,5 mA at 1 ksps and 200 nA during shutdown. SPI, QSPI and a microwire-compatible interface enable high-speed data access while minimising board space. Both devices generate an internal clock and also support an external clock for increased flexibility. They operate between -40°C and
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Editor's Choice Power Electronics / Power Management
Silicon carbide (SiC) has advantages over silicon (Si) that make it particularly suitable for Schottky diodes in applications such as fast battery chargers, photovoltaic (PV) battery converters, and traction inverters.
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The Mibbo QT2C Series isolators support a rich combination of input and output signals, working with either current loops or voltage levels.
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ST’s 6-axis inertial measurement unit integrates a dual accelerometer up to 320g and embedded AI for activity tracking and high-impact sensing.
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Editor's Choice Telecoms, Datacoms, Wireless, IoT
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