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Компоненты Описание
SI9978 Просмотр технического описания (PDF) - Vishay Semiconductors
Номер в каталоге
Компоненты Описание
производитель
SI9978
Configurable H-Bridge Driver
Vishay Semiconductors
SI9978 Datasheet PDF : 8 Pages
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Si9978
Vishay Siliconix
TRUTH TABLEĊ
H-BRIDGE MODE
MODE
1
DIR/
IN
A
1
EN/ QS/
EN
A
IN
B
1
1
PWM/
EN
B
BRK
0
1
1
1
0
0
1
0
1
1
0
1
0
1
0
0
1
X
1
X
X
1
1
X
0
X
X
X
1
X
1
X
X
0
IL
A
+
L
L
L
L
L
L
IL
B
+
X
X
X
X
X
X
X
GT
A
H
GB
A
L
GT
B
L
GB
B
CL/
FAULT
B
1
L
L
1
L
H
L
1
L
L
1
L
H
L
H
1
L
L
L
L
1
L
L
L
L
FAULT/
FAULT
A
1
1
1
1
1
1
1
X
X
X
X
X
X
X
L
L
L
L
1
0
Condition
Normal
Operation
Brake
Disable
Overcurrent
Undervoltage
on V
DD
TRUTH TABLEĊ
HALF-BRIDGE MODE
DIR/ EN/ QS/
MODE IN
A
EN
A
IN
B
0
1
1
X
0
0
1
X
0
X
0
1
0
X
0
0
PWM/
EN
B
0
0
1
1
BRK
X
X
X
X
IL
A
+
L
L
L
L
0
X
1
X
X
X
0
X
X
X
1
X
X
0
X
X
X
X
X
X
IL
B
+
L
L
L
L
GT
A
H
L
L
L
GB
A
L
H
L
L
GT
B
L
L
H
L
GB
B
L
L
L
H
CL/
FAULT
B
1
1
1
1
X
L
L
X
X
1
X
X
L
L
X
L
L
L
L
0
FAULT/
FAULT
A
1
1
1
1
1
0
Condition
Normal
Operation
Overcurrent on
A
Overcurrent on
B
Undervoltage
on V
DD
Document Number: 70011
S-40804—Rev. E, 26-Apr-04
www.vishay.com
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