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L6258 Datasheet(PDF) 15 Page - STMicroelectronics

No. de pieza L6258
Descripción Electrónicos  PWM CONTROLLED - HIGH CURRENT DMOS UNIVERSAL MOTOR DRIVER
PDF  18 Pages
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Fabricante Electrónico  STMICROELECTRONICS [STMicroelectronics]
Página de inicio  http://www.st.com
Logo STMICROELECTRONICS - STMicroelectronics

L6258 Datasheet(HTML) 15 Page - STMicroelectronics

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Ph2
Half Step Vector
0
7
46
5
2
13
0
67
45
13
2
0
Position
DAC 2
Inputs
0
Motor drive
Current 2
0
Motor drive
Current 1
I3_2
I2_2
I1_2
I3_1
0
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
D97IN627B
95.2%
19.1%
95.2%
19.1%
Figure 6: Half step operation mode timing diagram (Phase - DAC input and Motor Current)
I3
I2
I1
I0
Current level
% of IMAX
00
00
100
00
01
98.4
00
10
95.2
00
11
92.1
01
00
88.9
01
01
82.5
01
10
77.8
01
11
71.4
10
00
63.5
10
01
55.6
10
10
47.6
10
11
38.1
11
00
28.6
11
01
19.1
11
10
9.5
1
1
1
1
No Current
L6258
15/18



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