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參數(shù)資料
| 型號： | LA5587 |
| 廠商： | Sanyo Electric Co.,Ltd. |
| 英文描述： | General-Purpose Compact DC Moter Speed Controller |
| 中文描述： | 通用小型直流電動機調(diào)速器 |
| 文件頁數(shù)： | 2/3頁 |
| 文件大小： | 39K |
| 代理商： | LA5587 |
LA5587
No.2574–2/3
Equivalent Circuit Block Diagram and Test Circuit
Continued from preceding page.
r
m
a
P
l
b
m
y
S
s
n
o
n
o
C
s
g
n
R
y
t
U
n
m
p
x
a
m
e
g
a
v
e
c
n
e
f
c
a
h
c
e
g
a
V
VC
A
m
0
0
1
=
m
I
V
6
1
o
3
=
6
0
V
/
%
o
t
u
h
s
f
c
a
h
c
e
g
a
V
VC
A
m
0
5
1
–
0
5
=
m
I
V
6
1
o
3
=
1
V
/
%
e
g
a
v
e
c
n
e
f
c
a
h
c
t
e
C
VC
A
m
0
0
2
o
0
3
=
m
I
V
2
1
=
1
0
–
A
m
/
%
o
t
u
h
s
f
c
a
h
c
t
e
C
VC
A
m
0
0
2
–
0
5
1
o
0
0
1
–
0
5
=
m
I
V
2
1
=
2
0
A
m
/
%
e
g
a
v
e
c
n
e
f
c
a
h
c
e
g
a
V
VC
A
m
0
=
m
I
V
6
1
o
6
=
1
V
/
%
e
g
a
v
e
c
n
e
f
c
a
h
c
e
p
m
e
T
1
0
–
e
g
a
v
e
c
n
e
f
c
a
h
c
e
p
m
e
T
1
0
–
Vref
Vref
/
V
CC
K
K
/
V
CC
Vref
Vref
/
Im
K
K
/
Im
Is
Is
/
V
CC
Vref
Vref
/
Ta
K
K
/
Ta
VCC=12V, Im=10mA, Ta=–20 to +80
°
C
VCC=12V, Im=50–150mA, Ta=–20 to +80
°
C
%/C
%/C
Sample Application Circuit
From Im · Rm + E
O
=R
T
(I
S
+ K
E
O
=Vref + R
T
(1 + 1
S
+ ( R
K
Assuming K · Rm=R
T
,
The number of revolutions is determined by
E
O
=Vref + R
T
(1 + 1
S
Unless R
T
(max) < K · Rm (min) in the Sample
Application Circuit, the operation becomes
unstable.
I
+ Im
T
K
K
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