UPD16879 查看數據表（PDF） - NEC => Renesas Technology
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UPD16879 Datasheet PDF : 32 Pages
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µPD16879
Table 2. Relation Between Rotation Angle, Phase Current, and Vector Quantity
(64-DIVISION MICRO STEP)
(Value of µPD16879 for reference)
STEP
Rotation angle (θ)
A phase current
B phase current
Vector quantity
MIN.
TYP.
MAX.
MIN.
TYP.
MAX.
TYP.
θ0
0
−
0
−
−
100
−
100
θ1
5.6
2.5
9.8
17.0
−
100
−
100.48
θ2
11.3
12.4
19.5
26.5
93.2
98.1
103
100
θ3
16.9
22.1
29.1
36.1
90.7
95.7
100.7
100.02
θ4
22.5
31.3
38.3
45.3
87.4
92.4
97.4
100.02
θ5
28.1
40.1
47.1
54.1
83.2
88.2
93.2
99.99
θ6
33.8
48.6
55.6
62.6
78.1
83.1
88.1
99.98
θ7
39.4
58.4
63.4
68.4
72.3
77.3
82.3
99.97
θ8
45
65.7
70.7
75.7
65.7
70.7
75.7
99.98
θ9
50.6
72.3
77.3
82.3
58.4
63.4
68.4
99.97
θ 10
56.3
78.1
83.1
88.1
48.6
55.6
62.6
99.98
θ 11
61.9
83.2
88.2
93.2
40.1
47.1
54.1
99.99
θ 12
67.5
87.4
92.4
97.4
31.3
38.3
45.3
100.02
θ 13
73.1
90.7
95.7
100.7
22.1
29.1
36.1
100.02
θ 14
78.8
93.2
98.1
103
12.4
19.5
26.5
100
θ 15
84.4
−
100
−
2.5
9.8
17.0
100.48
θ 16
90
−
100
−
−
0
−
100
Remark These data do not indicate guaranteed values.
Data Sheet S14188EJ1V0DS00
5
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