The A4941 three-phase motor driver incorporates BEMF sensing to eliminate the requirement for Hall sensors in fan applications.

Description The A4941 three-phase motor driver incorporates BEMF sensing to eliminate the requirement for Hall sensors in fan applications. A pulse wave modulated (PWM) input is provided to control motor speed, allowing system cost savings by eliminating external variable power supply. PWM i

文件：226.05 Kbytes 页数：9 Pages

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Three-Phase Sensorless Fan Driver

The A4941 three-phase motor driver incorporates BEMF sensing to eliminate the requirement for Hall sensors in fan applications.\n\n A pulse wave modulated (PWM) input is provided to control motor speed, allowing system cost savings by eliminating external variable power supply. PWM input can al \n• Soft switching for reduced audible noise \n• PWM speed input \n• Low power standby mode \n• Optional overcurrent protection\n• Variant A automotive qualified to AEC-Q100 Grade 2\n;

Allegro

Three-Phase Sensorless Fan Driver

Description The A4941 three-phase motor driver incorporates BEMF sensing to eliminate the requirement for Hall sensors in fan applications. A pulse wave modulated (PWM) input is provided to control motor speed, allowing system cost savings by eliminating external variable power supply. PWM i

文件：225.14 Kbytes 页数：9 Pages

ALLEGRO

Three-Phase Sensorless Fan Driver

文件：225.14 Kbytes 页数：9 Pages

ALLEGRO

Package：16-TSSOP（0.173"，4.40mm 宽）裸露焊盘；包装：管件 功能：驱动器 - 全集成，控制和功率级 类别：集成电路（IC） 电机驱动器，控制器 描述：IC MOTOR DRIVER 5V-16V 16TSSOP

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Package：20-TSSOP（0.173"，4.40mm 宽）裸露焊盘；包装：卷带（TR） 功能：驱动器 - 全集成，控制和功率级 类别：集成电路（IC） 电机驱动器，控制器 描述：IC MOTOR DVR 3-PHASE 16TSSOP

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