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Part Number Package & Pins Phase General Usage Sensor Less or Hall VCC Work Voltage (V)-min VCC Work Voltage (V)-max Iout (AVG) (A) Rds(on) (Ω) RPM Output FR Fan Speed Control VREG (V) Speed Curve Min Output Duty Open or Close Loop Lock ON/OFF Current Limit OCP (A) LA Modulation Pattern
APX9322 QFN4x4-24A
3 DT Hall 4.5 15 1.2 0.3 FG Yes PWM
Min Open Externally Adjustable Resistor 3.6 Yes 180
Three-Phase Full-wave Sine-wave Brushless Motor Driver

  • Three-Phase Full-Wave Sine-Wave Driver
  • One-Hall or Sensor-Less driver control
  • Rpm-Curve Control
  • Rotation Direction Selectable
  • Built-in 5V LDO Regulator
  • Built-in Current Limit Circuit
  • Built-in Over Current Protection
  • Built-in Lock Protection and Auto Restart Function
  • Soft Start Function
  • FG, 1/2FG, 1/3FG or RD Output
  • Built-in Thermal Shutdown Protection
  • QFN4x4-24A Package and TSSOP 28P Package
  • Lead Free and Green Device Available (RoHS Compliant)
  • PWM or SET or PWM+SET control OUT Duty
  • Power Saving Function (PWM=0)

General Description
The APX9322 is a three-phase full-wave sine-wave brushless motor drive by one-hall. This IC built-in linear or direct PWM input speed control, leading angle setting, current limit and soft start features suitable for the three phase brushless DC motors. The APX9322 is available in QFN4x4-24A and TSSOP 28P packages (see Pin Configuration).
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