A4964
2
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Sensorless Sinusoidal Drive BLDC Controller
FEATURES AND BENEFITS
• Three-phase sensorless BLDC motor control FET driver • Three-phase sinusoidal drive with soft start • Sensorless start-up and commutation • Windmill detection and synchronization • Bootstrap gate drive for N-channel MOSFET bridge • 5.
5 to 50 V supply range • SPI-compatible interface • Programmable control modes: speed, voltage, current • Peak current limiting • Control via SPI or PWM • Programmable gate drive for slew rate control • LIN / PWM physical interface with wake • Logic supply
regulator with current limit • MCU watchdog and reset • Ignition switch interface • Diagnostics, status, current, and speed fee...