BM64070MUV数据手册集成电路（IC）的电机驱动器控制器规格书PDF

描述 Description

BM64070MUV支持48V电源电压，是控制由外置FET构成的电机驱动部位的三相无刷电机正弦波驱动用预驱动器IC。采用无传感器驱动，无需用于检测位置的霍尔元件。内置速度反馈控制功能，用于控制输出PWM Duty，使输入PWM信号所对应的转速特性与电机输出的转速一致。

特性 Features

• Speed Control on PWM Duty Input
• External Output FET Nch+Nch
• Built-in Boost Voltage Circuit
• Sensor-less Sine Wave Drive
• Automatic Lead Angle Control
• Dead Time Setting
• Current Limit Function
• Power Save Function
• Direction of Rotation Setting
• Short Brake Control
• Speed Feedback Control
• Able to Set Motor Rotation Speed Table and Various Parameters with the built-in OTP
• Built-in Several Protection (Motor Lock Protection [MLP], High Speed Rotation Protection, Over Voltage Lock Out [OVLO], Under Voltage Lock Out [UVLO], Thermal Shutdown [TSD], Over Current Protection [OCP])