BM62351MUV中文资料内置速度控制 3个霍尔传感器 三相无刷电机预驱动器数据手册ROHM规格书

描述 Description

BM62351MUV是一款三相无刷电机正弦波驱动用预驱动器IC，支持24V电源电压，可控制带外置FET的电机驱动部。通过三个霍尔传感器，检测转子的位置。另外，内置速度反馈控制功能，可通过控制输出PWM占空比，使得输入PWM信号的转速特性和从电机接收的转速匹配。

特性 Features

·Speed Control on CLKIN Input Frequency
·External Output FET Nch+Nch
·Built-in Boost Voltage Circuit
·3 Hall Sine Wave Drive
·Automatic Lead Angle Control
·Motor Pole Select Function
·Soft Start Function
·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 Functions (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])