➀ Moon’s Industries has developed a range of stepper motors with large-bore hollow shafts, offering design flexibility and integration possibilities; ➁ The motors, ranging from 36 x 36mm to 60 x 60mm, come with various bore sizes and shaft configurations; ➂ Applications include robotics, semiconductor manufacturing, and security systems, with a focus on optical uses such as polarizer rotation and beam conversion.

➀ The article introduces a 250W motor inverter reference design with low standby power and sensorless motor control for various household applications; ➁ The design utilizes GaN IPM DRV7308 and features over 99% efficiency without a heat sink; ➂ It is compatible with C2000 MCU and MSPM0 microcontroller daughter boards, offering hardware, GUI software, and firmware.

➀ QPT, a Cambridge GaN power drive startup, has appointed Simon Hart, an electric motor and business specialist, as an advisor to its board. Hart has extensive experience in scaling up businesses and has a background in electric motors and automotive power management. He believes that GaN has the potential to revolutionize power electronics, and QPT's technology addresses issues like thermal management and RF interference. ➁ QPT was founded in Cambridge in 2019, focusing on GaN power drive solutions. ➂ Hart's role as an advisor is to help QPT bring GaN technology to the global market.