SDC11557 Overview
The SDC11557 is a single phase full wave motor driver for DC fan motors, and can apply to three type speed control methods. The output signals of this IC are the amplifications of hall input signals. It is suitable for both game machine and CPU cooler that need silent fans.
SDC11557 Key Features
- Silent driver
- Built-in lock protection and auto restart function
- Low standby current (PWM=0), supply current less
- FG output
- Built-in thermal protection circuit(RoHS pliant)
- Low duty start up
SDC11557 Applications
- Motor drivers for silent fan motors