User Interface
FM3/0+ Family Fan Motor Control User Manual, Doc. No. 002-04392 Rev. *B
35
5.2.66 Motor1_Current_Rs
Data type: macro definition
Description: Current sampling resistance of Motor1
Unit: Ω
Note:
the shunt connect to IPM in circuit as shown in
; if use built-in shunt, please refer to IPM
datasheet to get the shunt resistance.
Figure 7. Phase Current Sampling Circuit
5.2.67 Motor1_Current_Amplifier_Multiple
Data type: macro definition
Description: Current amplifying circuit coefficient
Unit: none
Calculation process: as shown in
Motor1_Current_Amplifier_Multiple = (R111//R110)/R115;
Figure 8. Current Amplifying Circuit
5.2.68 Motor1_Pre_Charge_TimeS
Data type: macro definition
Description: IPM bootstrap capacitor charge time in motor start up status.
Unit: S
Range: according to IPM characteristic and hardware parameters.
5.2.69 Motor1_Pre_Charge_Duty_Cycles
Data type: macro definition
Description: IPM bootstrap capacitor charge PWM duty
Unit: None
Range: 0 ~ 1
