LB1927 Description
.DataSheet.co.kr Ordering number : EN6197C Monolithic Digital IC LB1927 Overview For Office Automation Equipment 3-phase Brushless Motor Driver The LB1927 is a 3-phase brushless motor driver well suited for drum and paper feed motors in laser printers, plain-paper copiers and other office automation equipment. Direct PWM drive allows control with low power losses.
LB1927 Key Features
- 3-phase bipolar drive (30V, 2.5A)
- Direct PWM drive technique
- Built-in diode for absorbing output lower-side kickback
- Speed discriminator and PLL speed control
- Speed lock detection output
- Built-in forward/reverse switching circuit
- Built-in protection circuitry includes current limiter, overheat protection, motor restraint protection, etc