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參數(shù)資料
| 型號(hào)： | LB1881V |
| 元件分類： | 運(yùn)動(dòng)控制電子 |
| 英文描述： | BRUSHLESS DC MOTOR CONTROLLER, 1 A, PDSO24 |
| 封裝： | SSOP-24 |
| 文件頁數(shù)： | 5/7頁 |
| 文件大?。?/td> | 206K |
| 代理商： | LB1881V |
Continued from preceding page.
Pin No.
Symbol
Pin voltage
Equivalent circuit
Pin function
No. 4456-5/7
LB1881V
15
BR
(H): 2.0 V min
Motor brake pin
(L): 0.8 V max
Low level: Motor drive
(under 0.8 V)
High level: Motor brake
(over 2.0 V)
16
WIN2
1.4 V min
W phase Hall element input pins.
17
WIN1
2.8 V max
Logic high is defined to be states where
18
VIN2
(When VCC1 is 5 V)
WIN1 > WIN2.
19
VIN1
V phase Hall element input pins.
20
UIN2
Logic high is defined to be states where
21
UIN1
VIN1 > VIN2.
U phase Hall element input pins.
Logic high is defined to be states where
UIN1 > UIN2.
12
FGOUT2
FG Schmitt amplifier output pin
23
UOUT
Output pin
24
VOUT
2WOUT
22
Rf
Output transistor GND
1
SUBGND
GND for all circuits other than output transistors.
13
GND
14
FRC
(H): 2.8 V min
Pin for setting the motor to forward or reverse
(L): 1.2 V max
rotation
(When VCC1 is 5 V)
Low level: Forward rotation
(under 1.2 V: when VCC1 is 5 V)
High level: Reverse rotation
(over 2.8 V: when VCC1 is 5 V)
Unit (resistance: )
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