CC6420 Description
CC6420 is a one-chip solution for single-coil brushless DC motor/fan with PWM speed control. The chip is designed and manufactured using an innovative advanced high-voltage BiCMOS process that is optimized for Hall sensors and motor drives. It integrates a driver power tube, a voltage regulator module, a high-precision Hall sensor, a chopper offset cancellation module, a Hall signal linear amplification and...
CC6420 Key Features
- Built-in high sensitive hall sensor
- High efficiency, Zero Current Switch (ZCS) and Zero magnet
- Low noise, using SVPWM technology to realize sine wave
- PWM speed control with minimal speed setting
- Strong driving capability, RDSON = 1.5Ω, High output current, up
- Wide operating voltage, 3.5V to 18V
- Rotation Detect (RD) and Frequency Generator (FG) are
- Protection: Reverse voltage, Thermal Protection
- AGC control
- Intelligent soft start, reduce the motor starting current, reduce