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APX9359A
Three-Phase Sensor-Less Fan Motor Driver
Features
General Description
• Three-Phase Full-Wave Sensor-Less Drive
The APX9359A provides all the circuitry for sensor-less
• Adjustable Forced Commutation Frequency (for speed control of three-phase brushless DC motor. The
Start-up) • Built-In External PWM or VSP Speed Control
controller functions include start-up circuit, back-EMF commutation control, Pulse Width Modulation (PWM) speed
• Built-In Quick Start Function • FG, 1/2FG or RD Output
control, voltage speed control, lock protection, and thermal shutdown circuit. The APX9359A is suitable for both
• Power Saving Function
game machine and CPU cooler that need silent drivers. It
• Built-In Lock Protection and Auto Restart Function is available in VTDFN2x2-10 package.