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9.
Lead Angle
Lead angle of the conducting signal can be set in the range of 0 to 22.5° against the hall signal.
Lead angle is set by analog input of LA pin (The range of 0 to V
are used.)
LA
＝ 0V
LA
＝ V
ADC
LA
Step
(V)
0
0.00
1
0.14
2
0.27
3
0.41
4
0.55
5
0.69
→ Lead angle 0°
→ Lead angle 22.5° (In case of inputting the voltage of V
Lead angle
Step
(°)
(V)
0.0
6
0.82
1.4
7
0.96
2.8
8
1.10
4.2
9
1.23
5.6
10
1.37
7.0
11
1.51
is divided into 32 steps and lower 17 steps
ADC
LA
Lead angle
Step
(°)
8.4
12
9.8
13
11.3
14
12.7
15
14.1
16
15.5
20
TC78B002FNG
or more.)
ADC
LA
Lead angle
(V)
(°)
1.65
16.9
1.78
18.3
1.92
19.7
2.06
21.1
2.19
22.5
2013-10-17
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