LB11970RV中文资料LB11970RV: Single-Phase Full-Wave Fan Motor Driver数据手册ONSEMI规格书

描述 Description

The LB11970RV is a motor driver of the single phase bipolar drive that a good direct PWM drive of the motor drive efficiency can come true easily. It is most suitable for the power supply fan of the personal computer, CPU air conditioner fan drive.

特性 Features

Single-phase full-wave drive (16V to 1.2A output transistor incorporated)
Variable speed function using thermistor input and external signal incorporated
Current limiter circuit (limit at IO=480mA with RL=1Ω connection, the limiter value determined with Rf)
Kick-back absorption circuit incorporated
Low-consumption, low-loss, and low-noise drive enabled by the soft switching circuit during phase shift
Regeneration Di incorporated with less external parts
HB incorporated
Lock protection and automatic reset functions incorporated
RD (Lock detection) output
Thermal shutdown circuit incorporated

应用 Application

PC Power Supply SystemCPU Cooling System
PC

简介

LB11970RV属于集成电路（IC）的电机驱动器控制器。由制造生产的LB11970RV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。