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Número de pieza
componentes Descripción
L9903 Ver la hoja de datos (PDF) - STMicroelectronics
Número de pieza
componentes Descripción
Fabricante
L9903
MOTOR BRIDGE CONTROLLER
STMicroelectronics
L9903 Datasheet PDF : 17 Pages
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Figure 6. I(V) characteristics of the K-Line for TX = HIGH and VVS=13.5V
IK [mA]
0.2
0.1
0.0
~50k
Ω
-0.1
-0.2
-0.3
~50k
Ω
-0.4
-0.5
-20
-10
0
10
20
VK [V]
Figure 7. Driving sequence
EN
D IR
PWM
GH1
braking
L9903
G L1
GH2
G L2
Note:
Before standby mode
(EN = low) a braking phase
is mandatory to discharge
the stored energy of the
motor.
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