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LV8814J: 电机驱动器,三相,PWM,全波形,BLDC

Datasheet: Motor Driver, 3-Phase, PWM, Full-Wave, BLDC
Rev. 0 (2100kB)
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LV8814J 是一款三相 BLDC 电机驱动器,由单个霍尔传感器控制。采用了 180 度正弦曲线驱动方法,集成电路可以在低振动和低噪声的条件下控制电机。另外,通过外部引脚可以进行前导倒角调节。前导角值和前导角斜线可单独调节。因此,该器件可实现高能效和低噪声的各种电机驱动。驱动电机的电源为内置元件,通过低导通电阻 (0.5 Ω) 有助于实现高能效。配备了霍尔传感器偏置驱动器,还支持霍尔集成电路。作为电机的一种转速控制方式,可以选择直接 PWM 脉冲输入或直流电压输入。
特性   优势
     
  • 3-phase full wave (sinusoidal) drive
 
  • Static sound, low vibration, high efficiency
  • Any practical combination of slot and pole can be handled. (e.g. 3S3P, 3S4P, 6S4P, 6S8P, 12S8P, 9S12P and so on)
 
  • Versatility
  • built-in power FETs (P-MOS/N-MOS)
 
  • Part mark reduction. The implementation area small
  • Speed control function by direct PWM or DC voltage input
 
  • Speed control is possible by two methods.(selectable)
  • Minimum input PWM duty cycle can be configured by voltage input
 
  • It is contributed to movement stability
  • Soft start-up function and soft shutdown function
 
  • It is contributed to static sound characteristics at the time of the start
  • Soft PWM duty cycle transitions
 
  • Static sound characteristics at the time of the speed abnormality are good
  • Built-in current limit circuit and thermal protection circuit
 
  • Safe use is provided by a protection function
  • Regulated voltage output pin for Hall sensor bias
 
  • A PCB design is easy
  • Built-in locked rotor protection and auto recovery circuit
 
  • Safe use is provided by a protection function
  • FG signal output
 
  • A measurement of the number of revolutions is possible
  • Dynamic lead angle adjustment with respect to rotational speed
 
  • High efficiency
  • Lead-angle control parameters can be configured by voltage inputs
 
  • High efficiency
应用   终端产品
  • Fan motor units
 
  • Refrigerator
  • PC
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LV8814J-AH Last Shipments
Pb-free
Halide free
LV8814J SSOP-20 565AN 3 260 Tape and Reel 2000  
市场订货至交货的时间(周) : Contact Factory
外形
565AN   
LV8814J: 电机驱动器,三相,PWM,全波形,BLDC
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