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參數(shù)資料
| 型號(hào)： | UPD168116AK9-9B4-A |
| 廠商： | NEC Corp. |
| 英文描述： | 7-CHANNEL H-BRIDGE DRIVER WITH A MICRO STEP FUNCTION SUPPORTING PULSE INPUT |
| 中文描述： | 7通道H -橋甲微步支脈沖輸入功能驅(qū)動(dòng)程序 |
| 文件頁數(shù)： | 19/26頁 |
| 文件大?。?/td> | 256K |
| 代理商： | UPD168116AK9-9B4-A |
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Data Sheet S16967EJ1V0DS
19
μ
PD168116A
11. STEPPING MOTOR DRIVING WAVEFORM
Figure 11
1. 2-phase Excitation Output Mode
Figure 11
2. 1-2 Phase Excitation Output Mode
Phase A current
100%
0
1
2
3
4
5
6
7
8
100%
100%
0
1
2
3
4
5
6
7
8
100%
Phase B current
100%
0
1
2
3
4
5
6
7
8
100%
100%
0
1
2
3
4
5
6
7
8
100%
Phase A current
Phase B current
70% of
a current
setting
70% of
a current
setting
70% of
a current
setting
70% of
a current
setting
Remarks 1.
Solid line: Output duty 100% drive, Dotted line: Current control drive (The current is in accordance with
the current setting.)
2.
The horizontal axis of the above charts indicates the number of steps. The above charts show an
example in the CW (forward) mode.
The current flowing into phases A and B is positive in the direction from OUT pin A to OUT pin B, and
negative in the direction from OUT pin B to OUT pin A.
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