LV8805SV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

LV8805SV is a 3-phase sensorless motor driver IC. 3-phase driver allows low power consumption and low vibration. And Hall sensorless drive allows reduction of the size of a motor system. This IC is suitable for use in products which require high reliability and long life such as server fan and refrigerator fan.

特性 Features

• Direct PWM three-phase sensorless motor driver
• Easy Manufacturing
• Built-in current limit circuit (Operates when RF resistance is 0.25Ω and Io=1A)
• Current Protection
• Built-in lock protection and auto-recovery circuit
• Destruction protection
• Built-in TSD (thermal shutdown) circuit
• Thermal Protection
• Direct PWM signal input for speed control PWMIN pin
• High Efficiency
• Soft-Booting
• Stability at booting
• Soft-Switching
• Silent
• Built-in Beat Lock Protection
• Beat Lock Protection
• 1chip Driver
• Easy Manufacturing
• NchDMOS output transistor
• FG (rotation count) output signal pin / RD (lock detection) output signal pin
• Motor startup with soft-start (SOFTST pin)
• 12V-system (Vccmax=16V)

应用 Application

• Fan Motor
• Computing & Peripherals
• Consumer
• PC and Server
• Refrigerator
• Server
• Desktop Computer

简介

LV8805SV属于集成电路（IC）的电机驱动器控制器。由制造生产的LV8805SV电机驱动器，控制器产品属于电机驱动器和控制器电源管理集成电路 (PMIC) 系列，可用于控制或操作从某电源施加到电机或相关机电执行器的电源。所实现的具体功能和特性集根据预期负载和预期应用的特性有很大差异，范围从用于有刷电机的简单开环速度控制到基于步进电机的高级闭环运动控制。