<p>➀ EPC has introduced the EPC91104 7A 48V brushless DC motor driver evaluation board aimed at humanoid robot designers, utilizing GaN power transistors.</p><p>➁ The board measures 72 x 75mm and operates within a voltage range of 14 to 80V with peak currents up to 20A. It requires a separate signal generator board and proper heatsinking.</p><p>➂ The EPC91104 comes with four compatible control boards based on various microprocessors and can support sensorless and shaft-encoder operation, including field-oriented control.</p>