TA8493AF Toshiba Semiconductor, TA8493AF Datasheet - Page 20

• Manufacturer Part Number: TA8493AF
• Description: (TA8493xx) 3-PHASE FULL WAVE BRUSHLESS DC MOTOR DRIVER IC FOR CD-ROM DRIVES
• Manufacturer: Toshiba Semiconductor

5. I
·
·
L (U)
I
I
L (U)
L (L)
, I
L
L (L)
30
b
L
1
: Measure I
: Measure I
b
(G) L
16 V
V
29
A
a
2
M1
(G) L
28
L
M
3
M
c
a
when V
when L
L
V
c
27
4
M2
(G) MS
M
a
SB
26
5
and GND are shorted. b phase and c phase are measured the same method.
and L
R
R
R
25
6
F1
F2
F1
a
are shorted. b phase and c phase are measured the same method.
GND1 OSC
GND2
24
TA8493F/AF/BF
7
C
20
23
8
RF
N.C. FGO BRK
V
22
9
ref
V
21
10
C
V
20
11
5 V
CC
H
19
C
12
b
d
-
H
HB
18
13
b
+
H
H
17
14
TA8493F/AF/BF
c
a
-
-
H
H
16
15
a
c
+
+
2002-01-31