lv8740v ON Semiconductor, lv8740v Datasheet - Page 13

• Manufacturer Part Number: lv8740v
• Description: Pwm Current Control Stepping Motor Driver
• Manufacturer: ON Semiconductor

(9) Output current vector locus (one step is normalized to 90 degrees)
Setting current ration in each excitation mode
STEP
θ0
θ1
θ2
θ3
θ4
Channel 1
W1-2 phase (%)
100
35
70
90
100
0.0
0
20
60
40
80
0.0
Channel 2
100
90
70
35
0
20
Channel 1
1-2 phase (%)
100
Channel 2 current ratio (%)
70
0
40
LV8740V
Channel 2
100
70
0
60
Channel 1
1-2 phase full torque (%)
100
100
0
80
Channel 2
100
100
100
0
Channel 1
2-phase (%)
100
No.A1864-13/23
Channel 2
100