L6258E View Datasheet(PDF) - STMicroelectronics
Part Name
Description
MFG CO.
'L6258E' PDF : 31 Pages View PDF
L6258E
Figure 6. Half step operation mode timing diagram (Phase - DAC input and Motor Current)
Phase 1
Phase 2
01234567
5V
0
5V
0
DAC 1
Inputs
DAC 2
Inputs
I0_1
5V
0
5V
I1_1 0
I2_1
5V
0
I3_1
5V
0
5V
I0_2 0
5V
I1_2 0
I2_2
5V
0
5V
I3_2 0
100%
71.4%
0
Motor drive
Current 1
-71.4%
-100%
100%
71.4%
Motor drive
Current 2 0
-71.4%
-100%
Ph2 4
I3
0
0
0
0
0
0
0
0
1
1
1
1
1
1
1
1
D97IN627C
Half Step Vector
Ph1
2
3
1
0 Ph2
5
7
6
Ph1
I2
I1
I0
Current level%
of IMAX
0
0
0
100
0
0
1
98.4
0
1
0
95.2
0
1
1
92.1
1
0
0
88.9
1
0
1
82.5
1
1
0
77.8
1
1
1
71.4
0
0
0
63.5
0
0
1
55.6
0
1
0
47.6
0
1
1
38.1
1
0
0
28.6
1
0
1
19.1
1
1
0
9.5
1
1
1
No Current
17/20
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