TA8493AF Toshiba Semiconductor, TA8493AF Datasheet - Page 21

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

6. V
·
·
·
·
·
MS (H)
V
V
I
V
V
MS (L)
MS (H)
MS (L)
BRK (H)
BRK (L)
L
b
30
L
1
, V
b
(G) L
: V
: V
: V
MS (L)
that V
12 V
: V
V
: V
MS
29
a
MS
M1
2
MS
MS
(G) L
MS
= 0 V, V
= 0.5 V, V
= 3.0 V, V
, I
RF
= 5 V, V
= 5 V, V
28
L
3
c
a
INS
changes to zero.
L
V
, V
c
BRK
27
M2
4
(G) MS
BRK
BRK
BRK
BRK
BRK (H)
V
= 0 V
5 V
SB
MS
26
A
5
= 0.5 V, verify that output function is reverse mode.
= 0 V, switch from foward mode to reverse mode by V
= 3.0 V, verify that L
= 0 V, verify that output function is reverse mode.
, V
R
R
R
25
6
F1
F2
F1
BRK (L)
GND1 OSC
GND2
24
TA8493F/AF/BF
7
, I
C
23
21
8
RF
INBRK
a
N.C. FGO BRK
1 6
V
22
= L
9
ref
b
= L
4 V
V
21
10
C
c
: H
V
V
20
11
5 V
SB
A
CC
H
C
19
12
b
d
-
H
V
HB
18
13
Hb
b
+
H
H
17
14
c
a
TA8493F/AF/BF
-
-
Ha
, V
V
H
V
H
16
15
Hc
Ha
c
a
Hb
+
+
2002-01-31
V
2.5 V
Hc
. Verify