參數(shù)資料
型號: LB11946
廠商: Sanyo Electric Co.,Ltd.
英文描述: PWM Current Control Stepping Motor Driver
中文描述: PWM電流控制步進電機驅(qū)動器
文件頁數(shù): 9/12頁
文件大?。?/td> 1174K
代理商: LB11946
LB11946
No.7946-9/12
Current Settings Truth Table
Current Settings Truth Table * Items in parentheses are defined by the serial data.
IA4
(D0)
IA3
(D1)
IA2
(D2)
IA1
(D3)
Set current Iout
Current ratio (%)
1
1
1
1
11.5/11.5
u
VREF/3.04RE
Iout
11.0/11.5
u
VREF/3.04RE
Iout
10.5/11.5
u
VREF/3.04RE
Iout
10.0/11.5
u
VREF/3.04RE
Iout
9.5/11.5
u
VREF/3.04RE
Iout
9.0/11.5
u
VREF/3.04RE
Iout
8.5/11.5
u
VREF/3.04RE
Iout
8.0/11.5
u
VREF/3.04RE
Iout
7.0/11.5
u
VREF/3.04RE
Iout
6.0/11.5
u
VREF/3.04RE
Iout
5.0/11.5
u
VREF/3.04RE
Iout
4.0/11.5
u
VREF/3.04RE
Iout
3.0/11.5
u
VREF/3.04RE
Iout
2.0/11.5
u
Vref/3.04RE
Iout
100
1
1
1
0
95.65
1
1
0
1
91.30
1
1
0
0
86.95
1
0
1
1
82.61
1
0
1
0
78.26
1
0
0
1
73.91
1
0
0
0
69.56
0
1
1
1
60.87
0
1
1
0
52.17
0
1
0
1
43.48
0
1
0
0
34.78
0
0
1
1
26.08
0
0
1
0
17.39
Note : The current ratios shown are calculated values.
Sample Application Circuit
at V
CC
= 5 V
10
2
13
14
12
11
9
8
7
6
5
4
3
1
15
G
16
V
17
18
C
19
20
21
S
22
D
23
C
24
25
C
26
27
V
28
V
LB11946
V
E
N
N
D
O
O
O
O
D
N
N
E
V
N
S
M
10
P
F
5 V
47
P
F
680 pF
30 k
:
Logic level inputs
M
N
N
42 V
680 pF
30 k
:
0.51
:
1.5 V
0.1
P
F
MD voltage
setting
(1.6 to 3.9 V)
Fast mode:
ground
Slow mode:
VCC
0.51
:
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