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参数资料
| 型号： | LB11891V |
| 元件分类： | 运动控制电子 |
| 英文描述： | BRUSHLESS DC MOTOR CONTROLLER, 1 A, PDSO24 |
| 封装： | 0.275 INCH, SSOP-24 |
| 文件页数： | 6/9页 |
| 文件大小： | 145K |
| 代理商： | LB11891V |
LB11891V
No.7113-6/9
Pin Functions
Pin No. Pin name Pin voltage
Function
Equivalent circuit
16
17
18
19
20
21
UIN1
UIN2
VIN1
VIN2
WIN1
WIN2
0 to VCC1
Capstan motor driver U, V, and W
phase Hall effect sensor inputs.
The logic high state indicates that IN1
> IN2.
12
ANGLE
Controls the gain from the Hall inputs
to the output. The gain is controlled by
the resistor inserted between this pin
and ground.
17
19
21
16
18
20
VCC1
12
200
Ω
400
Ω
1.2V typ
400
Ω
0.3V
4k
Ω
4k
Ω
200
Ω
200
Ω
3
VS
0 to VCC2
Power supply that determines the
amplitude of the output to the capstan
motor. This voltage must be lower
than VCC2.
5
7
9
6, 8
U-OUT
V-OUT
W-OUT
Rf
Capstan motor driver U, V, and W
phase outputs.
10k
Ω
5k
Ω
5k
Ω
VCC2
1/4 VS
5
3
6
8
7
9
1/4 VS
10
VH+
11
VH-
The Hall effect sensor element bias
voltage supply. A voltage of 0.85V
(typical) is generated between the
VH+ and VH- pins. (When IH is 5mA)
10
VCC1
11
about
1.9V
20k
Ω
20k
Ω
0.9V
22
FG1
Comparator output for UIN1 and
UIN2.
23
FG2
Comparator output for VIN1 and
VIN2.
24
FG
Three-phase synthesized output for
the U, V, and W phase comparator
output.
100
μA
VCC1
10k
Ω
22 23 24
Continued on next page.
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相关代理商/技术参数 |
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