LB1821 Overview
EN5686 Monolithic Digital IC LB1821M Power Brushless Motor Pre-Driver IC for OA Equipment Overview The LB1821M is a pre-driver IC that supports direct PWM drive and is appropriate for the power brushless motors used in office automation equipment. A motor drive circuit with the desired output capability (voltage and current characteristics) can be constructed by attaching a driver array at the IC output. The LB1821M...
LB1821 Key Features
- Direct PWM drive output Speed discriminator + PLL speed control circuit FG and integrating amplifiers Forward/reverse sw