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BUY L9903 https://www.utsource.net/itm/p/907829.html
MOTOR BRIDGE CONTROLLER
Package Type: SOP-20 Manufacturer: ST Description: The L9903 is a low-voltage, low-power, high-speed, three-phase brushless DC motor driver IC from STMicroelectronics. It is designed to drive three-phase brushless DC motors with Hall-effect sensors in a wide range of applications, including home appliances, office automation, and industrial automation. Features: Low-voltage operation: 4.5V to 18V Low-power operation: 1.5mA typical High-speed operation: up to 25kHz Three-phase brushless DC motor driver Hall-effect sensor interface Over-current protection Over-temperature protection Short-circuit protection Open-load protection Programmable PWM frequency Programmable current limit Programmable dead time Applications: Home appliances Office automation Industrial automation Robotics Automotive (For reference only)