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L6258EX 数据表(PDF) 28 Page - STMicroelectronics

部件名 L6258EX
功能描述  PWM controlled high current DMOS universal motor driver
PDF  32 Pages
Scroll/Zoom Zoom In 100%  Zoom Out
制造商  STMICROELECTRONICS [STMicroelectronics]
网页  http://www.st.com
标志 STMICROELECTRONICS - STMicroelectronics

L6258EX 数据表(HTML) 28 Page - STMicroelectronics

Back Button L6258EX Datasheet HTML 24Page - STMicroelectronics L6258EX Datasheet HTML 25Page - STMicroelectronics L6258EX Datasheet HTML 26Page - STMicroelectronics L6258EX Datasheet HTML 27Page - STMicroelectronics L6258EX Datasheet HTML 28Page - STMicroelectronics L6258EX Datasheet HTML 29Page - STMicroelectronics L6258EX Datasheet HTML 30Page - STMicroelectronics L6258EX Datasheet HTML 31Page - STMicroelectronics L6258EX Datasheet HTML 32Page - STMicroelectronics  
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Operation mode time diagrams
L6258EX
28/32
Figure 13.
Half step operation mode timing diagram
(Phase - DAC input and motor current)
Ph2
Half Step Vector
67
45
13
2
0
DAC 2
Inputs
Motor drive
Current 2
71.4%
100%
0
Motor drive
Current 1
I3_2
I2_2
I1_2
I3_1
0
71.4%
100%
-71.4%
-100%
-71.4%
-100%
0
5V
0
5V
0
5V
0
5V
0
5V
0
5V
0
5V
0
5V
0
5V
0
5V
DAC 1
Inputs
Phase 2
Phase 1
I0_2
I2_1
I1_1
I0_1
2
1
0
7
6
5
4
3
Ph1
Ph2
Ph1
D97IN627C
I3
I2
I1
I0
Current
level% of IMAX
000
0
100
000
1
98.4
001
0
95.2
001
1
92.1
010
0
88.9
010
1
82.5
011
0
77.8
011
1
71.4
100
0
63.5
100
1
55.6
101
0
47.6
101
1
38.1
110
0
28.6
110
1
19.1
111
0
9.5
111
1
No Current



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