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Número de pieza
componentes Descripción
UPD16856 Ver la hoja de datos (PDF) - NEC => Renesas Technology
Número de pieza
componentes Descripción
Lista de partido
UPD16856
MONOLITHIC CD-ROM 3-PHASE SPINDLE MOTOR DRIVER
NEC => Renesas Technology
UPD16856 Datasheet PDF : 16 Pages
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BLOCK DIAGRAM
IND 1
STB 2
V
M
3
V
M
4
Q5
OUT2 5
Q6
RF 6
RF 7
Q3
OUT1 8
Q4
V
M
9
V
M
10
Q1
OUT0 11
Q2
RF 12
RF 13
I
SEN
14
CL 15
µ
PD16856
Phase
excitation
pulse
generator
UVLO
OSC
T.S.D
+
–
+
–
+
–
Ganged
with STB
Reverse
rotation
detection
circuit
30 EC
29 ECR
28 V
DD
27 C
T
26 H2+
25 H2–
24 H1+
23 H1–
22 H0+
21 H0–
20 HB
19 FGsel
18 ST/SP
17 REV
16 GND
Caution When there is more than one pin of the same kind of pin (V
M
and RF), all pins should be connected
to their targets.
Data Sheet S13447EJ1V0DS00
5
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