Overview
The LB11683H is a three-phase full-wave current-linear-drive motor driver IC. It adopts a sensorless control system without the use of a Hall effect device. For quieter operation, the LB11683H features a current soft switching circuit and is optimal for driving the cooling fan motors used in refrigerators, etc.
Functions
⢠Current linear drive
⢠Built-in current limiter circuit
⢠Output stage oversaturation prevention circuit
⢠Coil counter-electromotive FG output
⢠Built-in thermal shutdown circuit
⢠Beat lock prevention circuit
⢠Lock protection circuit
⢠Lock detection output
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