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Número de pieza
componentes Descripción
HA13557AFH Ver la hoja de datos (PDF) - Hitachi -> Renesas Electronics
Número de pieza
componentes Descripción
Fabricante
HA13557AFH
Combo (Spindle & VCM) Driver
Hitachi -> Renesas Electronics
HA13557AFH Datasheet PDF : 28 Pages
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4. Braking & Shut down the Spindle Driver
Open
HA13557AFH
Open
Note:
SPNENAB
> 20
µ
s
ON CUT OFF
BRAKING
CUT OFF
The SPNENAB should be selected the open state after braking to reduce the supply current from
Vps and V
SS
.
5. Start-up of the Spindle motor
Open
SPNENAB
t
COMM
(see External Components Table)
COMM
GND
Vth1
Vth2
SOURCE
I
U
0
SINK
SOURCE
I
V
0
SINK
SOURCE
I
W
0
SINK
Synchronous Driving for motor start up
not detecting the B-EMF
detecting the B-EMF
Driving by
B-EMF sensing
11
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