TA8493AF Toshiba Semiconductor, TA8493AF Datasheet - Page 19

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

4. R
·
·
ON (U)
R
V
ON (U)
SAT (L)
L
b
30
L
, V
1
b
(G) L
: Determined output function by V
: Determined output function by V
SAT (L)
Measure voltage value between V
phase are measured the same method.
Measure voltage value between L
method.
12 V
V
29
a
M1
2
(G) L
28
L
3
c
a
L
V
c
27
4
M2
(G) MS
5 V
SB
26
5
R
R
R
25
6
F1
F2
F1
GND1 OSC
GND2
24
TA8493F/AF/BF
7
Ha
M
Ha
a
C
and GND. b phase and c phase are measured the same
19
+
and L
+
23
8
, V
RF
, V
Hb
Hb
1.65 V
N.C. FGO BRK
V
a
22
+
9
+
, and change to resistance valve. b phase and c
ref
, V
, V
Hc
Hc
0.5 V
V
21
10
+
C
+
(2.45 V/2.55 V).
(2.45 V/2.55 V).
V
20
11
5 V
CC
H
C
19
12
b
d
-
V
H
HB
18
13
Hb
b
+
+
H
H
TA8493F/AF/BF
17
14
a
c
-
-
V
V
H
H
16
15
Hc
Ha
c
a
+
+
+
+
2002-01-31
2.5 V