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参数资料
| 型号： | LB1813M |
| 元件分类： | 运动控制电子 |
| 英文描述： | DISK DRIVE MOTOR CONTROLLER, 1 A, PDSO36 |
| 封装： | 0.375 INCH, MFP-36 |
| 文件页数： | 4/8页 |
| 文件大小： | 115K |
| 代理商： | LB1813M |
LB1813M
No.4183-4/8
Block Diagram
ILB00608
+
--
U
V
+
--
+
--
+
--
W
U
V
W
AGC
S / S
SL1
SL2
X1
X2
FG+
FG--
U+
I+
I--
ID
VID
DT1
DT2
DT0
U--
V+
V--
W+
W--
HB
VCC
RF
U
V
W
FC
IAO
IAI
DO
FGO
(19, 36)
GND
VCC
1
μF
150pF
0.0022
μ
F
0.0068
μ
F
0.1
μ
F
1μ
F
0.1
μ
F
0.22
μ
F
22pF
1MHz
1k
Ω
200k
Ω
56k
Ω
56k
Ω
0.5
Ω
10k
Ω
10k
Ω
+
--
AGC
TSD
OSC
Vref
1/2 VCC
23
33
34
35
2
3
12
31
30
29
25
26
27
18
17
16
15
28
11
5
6
7
8
9
10
4
1
22
21
32
20
14
13
+
Hall-effect
amplifiers
Single-sided hysteresis
Index
detector
Time constant
circuit
Output
amplifiers
Matrix
Amplitude
Control
Hall-effect bias
Control amplifier
and
current limiter
Chip
selector
Ref. supply
300/360/600/720rpm
selector
Divider
Speed
Discriminator
Buffer
amplifier
Integrating
amplifier
FG
amplifier
Schmitt comparator
Each parameter is a reference value.
However, depending on the motor, this may not apply.
Truth Table
Hall-effect input
Source
→ sink
U
V
W
1
V-phase
→ W-phase
H
L
2
V-phase
→ U-phase
L
H
L
3
W-phase
→ U-phase
L
H
4
W-phase
→ V-phase
L
H
5
U-phase
→ V-phase
H
L
H
6
U-phase
→ W-phase
H
L
When an high level exists for Hall-effect input.
U+ > U-
V+ > V-
W+ > W-
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